Volcanic Ash

IDD60020
VOLCANIC ASH ADVISORIES FROM ANCHORAGE VAAC - LAST 7 DAYS
DARWIN VAAC 07:05 UTC, 27/04/2025
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Received FVAK22 at 22:16 UTC, 25/04/25 from PAWU
VAAAK2
VA ADVISORY

DTG: 20250425/2209Z

VAAC: ANCHORAGE

VOLCANO: KOROVIN 311161

PSN: N5223 W17409

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 5030 FT [1533 M]

ADVISORY NR: 2025/002

INFO SOURCE: AVO

AVIATION COLOR CODE: YELLOW

ERUPTION DETAILS: VA NOT IDENTIFIABLE FM SATELLITE DATA.

OBS VA DTG: 25/2209Z

OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL050 332/021 KT

FCST VA CLD +6HR: NOT AVBL

FCST VA CLD +12HR: NOT AVBL

FCST VA CLD +18HR: NOT AVBL

RMK: A SMALL EXPLOSION WAS DETECTED BY AVO AT THE ATKA VOLCANIC COMPLEX AT 1834
UTC
A NEW ADVISORY WILL BE ISSUED IF VA IS DETECTED IN SATELLITE IMAGERY....TS

NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAK21 at 16:24 UTC, 25/04/25 from PAWU
VAAAK1
VA ADVISORY

DTG: 20250425/1619Z

VAAC: ANCHORAGE

VOLCANO: BEZYMIANNY 300250

PSN: N5559 E16035

AREA: KAMCHATKA PENINSULA

SUMMIT ELEV: 9456 FT [2882 M]

ADVISORY NR: 2025/011

INFO SOURCE: HIMAWARI/PILOT REPORT

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: VA NOT IDENTIFIABLE FM SATELLITE DATA.

OBS VA DTG: 25/1619Z

OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA

FCST VA CLD +6HR: NOT AVBL

FCST VA CLD +12HR: NOT AVBL

FCST VA CLD +18HR: NOT AVBL

RMK: A NEW ADVISORY WILL BE ISSUED IF VA IS DETECTED IN SATELLITE IMAGERY....TS

NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAK21 at 13:20 UTC, 25/04/25 from PAWU
VAAAK1
VA ADVISORY

DTG: 20250425/1310Z

VAAC: ANCHORAGE

VOLCANO: BEZYMIANNY 300250

PSN: N5559 E16035

AREA: KAMCHATKA PENINSULA

SUMMIT ELEV: 9456 FT [2882 M]

ADVISORY NR: 2025/010

INFO SOURCE: HIMAWARI

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: RESIDUAL VA FROM 20250423/2310 ERUPTION.

OBS VA DTG: 25/1310Z

OBS VA CLD: SFC/FL360 N5144 E16456 - N5125 E16541 - N4848 E16438
- N4859 E16312 - N5144 E16456 - N5144 E16456 MOV ESE 20KT

FCST VA CLD +6HR: 25/1910Z NO VA EXP

FCST VA CLD +12HR: 26/0110Z NO VA EXP

FCST VA CLD +18HR: 26/0710Z NO VA EXP

RMK: VA FADING FAST. PROBABLY THE LAST ISSUANCE.

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVAK21 at 09:20 UTC, 25/04/25 from PAWU
VAAAK1
VA ADVISORY

DTG: 20250425/0920Z

VAAC: ANCHORAGE

VOLCANO: BEZYMIANNY 300250

PSN: N5559 E16035

AREA: KAMCHATKA PENINSULA

SUMMIT ELEV: 9456 FT [2882 M]

ADVISORY NR: 2025/008

RMK: PLEASE SEE FVFE01 RJTD ISSUED BY VAAC TOKYO WHICH DESCRIBES
CONDITIONS NEAR THE VAAC ANCHORAGE AREA OF RESPONSIBILITY...BS

Received FVAK21 at 09:16 UTC, 25/04/25 from PAWU
VAAAK1
VA ADVISORY

DTG: 20250425/0912Z

VAAC: ANCHORAGE

VOLCANO: BEZYMIANNY 300250

PSN: N5559 E16035

AREA: KAMCHATKA PENINSULA

SUMMIT ELEV: 9456 FT [2882 M]

ADVISORY NR: 2025/008

INFO SOURCE: GOES

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: VA HAS DISIPATED

OBS VA DTG: 25/0912Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA

FCST VA CLD +6HR: NO VA EXP

FCST VA CLD +12HR: NO VA EXP

FCST VA CLD +18HR: NO VA EXP

RMK: NIL...BS

NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAK21 at 03:30 UTC, 25/04/25 from PAWU
VAAAK1
VA ADVISORY

DTG: 20250425/0319Z

VAAC: ANCHORAGE

VOLCANO: BEZYMIANNY 300250

PSN: N5559 E16035

AREA: KAMCHATKA PENINSULA

SUMMIT ELEV: 9456 FT [2882 M]

ADVISORY NR: 2025/007

INFO SOURCE: HIMAWARI

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: RESIDUAL VA FROM 20250423/2310 ERUPTION.

OBS VA DTG: 25/0319Z

OBS VA CLD: SFC/FL360 N4943 E16117 - N4800 E16256 - N4743 E16216
- N4925 E16029 - N4943 E16117 MOV SE 20KT

FCST VA CLD +6HR: 25/0919Z SFC/FL360 N4907 E16256 - N4725 E16504
- N4705 E16408 - N4838 E16217 - N4907 E16256 - N4907 E16256

FCST VA CLD +12HR: 25/1519Z NO VA EXP

FCST VA CLD +18HR: 25/2119Z NO VA EXP

RMK: VA OBS OVER VAAC ANCHORAGE AND VAAC TOKYO AREA OF RESPONSIBILITY...
ALTHOUGH VA CURRENTLY OVER VAAC ANCHORAGE IS VERY FAINT AND BECOMING
INCREASINGLY NOT IDENTIFIABLE DUE TO MARINE MET CLOUDS UNDER VA CLOUD.
PLEASE SEE FVFE01 RJTD ISSUED BY VAAC TOKYO WHICH DESCRIBES CONDITIONS
NEAR THE VAAC ANCHORAGE AREA OF RESPONSIBILITY...NS

NXT ADVISORY: WILL BE ISSUED BY 20250425/0919Z=

IDD60154
VOLCANIC ASH ADVISORIES FROM BUENOS AIRES VAAC - LAST 7 DAYS
DARWIN VAAC 07:05 UTC, 27/04/2025
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Received FVAG01 at 14:17 UTC, 25/04/25 from SABM
VA ADVISORY
DTG: 20250425/1420Z

VAAC: BUENOS AIRES

VOLCANO: SABANCAYA 354006
PSN: S1547 W07150

AREA: PERU

SUMMIT ELEV: 19576 FT [5967 M]

ADVISORY NR: 2025/002

INFO SOURCE: GOES-E. WEBCAM. SIGMET.

AVIATION COLOUR CODE: NOT GIVEN

ERUPTION DETAILS: UNABLE TO DETECT

OBS VA DTG: 25/1410Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA

FCST VA CLD +6 HR: 25/2010Z NO VA EXP

FCST VA CLD +12 HR: 26/0210Z NO VA EXP

FCST VA CLD +18 HR: 26/0810Z NO VA EXP

RMK: PILOT REPORTED VA AT 1357Z TL FL200. VA NOT
IDENTIFIABLE FM STLT DATA. WEBCAM SHOWS WEAK
EMISSIONS OF STEAM AND GASES ...SMN

NXT ADVISORY: NO FURTHER ADVISORIES=

IDD60156
VOLCANIC ASH ADVISORIES FROM DARWIN VAAC - LAST 7 DAYS
DARWIN VAAC 07:05 UTC, 27/04/2025
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Received FVAU02 at 06:22 UTC, 27/04/25 from ADRM
VA ADVISORY
DTG: 20250427/0617Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/477
INFO SOURCE: HIMAWARI-9, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL150 MOV NW LAST REPORTED 26/2331Z
EST VA DTG: 27/0600Z
EST VA CLD: SFC/FL150 S0811 E11254 - S0742 E11213 - S0725
E11223 - S0733 E11246 - S0807 E11301 MOV NW 20KT
FCST VA CLD +6 HR: 27/1200Z SFC/FL150 S0806 E11300 - S0811
E11254 - S0742 E11215 - S0728 E11226 - S0732 E11246
FCST VA CLD +12 HR: 27/1800Z SFC/FL150 S0810 E11254 - S0742
E11216 - S0726 E11226 - S0733 E11246 - S0805 E11300
FCST VA CLD +18 HR: 28/0000Z SFC/FL150 S0810 E11255 - S0742
E11215 - S0727 E11227 - S0732 E11246 - S0806 E11300
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. HOWEVER, GROUND REPORTS INDICATE INTERMITTENT
DISCRETE ERUPTIONS ARE ONGOING. VA HEIGHT BASED ON GROUND
REPORT AND MOVEMENT BASED ON CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250427/1217Z=

Received FVAU03 at 06:09 UTC, 27/04/25 from ADRM
VA ADVISORY
DTG: 20250427/0608Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/476
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 27/0512Z
EST VA DTG: 27/0540Z
EST VA CLD: SFC/FL070 N0131 E12737 - N0144 E12807 - N0136
E12813 - N0127 E12811 - N0127 E12737 MOV E 10KT
FCST VA CLD +6 HR: 27/1140Z SFC/FL070 N0131 E12737 - N0145
E12807 - N0136 E12813 - N0126 E12811 - N0126 E12738
FCST VA CLD +12 HR: 27/1740Z SFC/FL070 N0130 E12737 - N0144
E12807 - N0136 E12813 - N0127 E12811 - N0127 E12738
FCST VA CLD +18 HR: 27/2340Z SFC/FL070 N0127 E12738 - N0130
E12736 - N0146 E12803 - N0138 E12811 - N0129 E12807
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER MULTIPLE GROUND REPORTS INDICATE INTERMITTENT
DISCRETE ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250427/1208Z=

Received FVAU01 at 04:02 UTC, 27/04/25 from ADRM
VA ADVISORY
DTG: 20250427/0401Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/383
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA ERUPTION TO FL080 MOV EAST LAST
REPORTED 26/2117Z
EST VA DTG: 27/0340Z
EST VA CLD: SFC/FL080 N0140 E12752 - N0144 E12751 - N0154
E12828 - N0128 E12830 MOV E 10KT
FCST VA CLD +6 HR: 27/0940Z SFC/FL080 N0144 E12751 - N0154
E12828 - N0128 E12830 - N0140 E12751
FCST VA CLD +12 HR: 27/1540Z SFC/FL080 N0144 E12752 - N0154
E12828 - N0128 E12830 - N0139 E12752
FCST VA CLD +18 HR: 27/2140Z SFC/FL080 N0143 E12752 - N0154
E12828 - N0129 E12830 - N0140 E12753
RMK: CVGHM REPORTED ERUPTION TO 1100M ABV SUMMIT AT
26/2117Z. VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO
MET CLOUD. VA HEIGHT BASED ON GROUND REPORT AND MOVEMENT
BASED ON CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250427/1001Z=

Received FVAU04 at 01:59 UTC, 27/04/25 from ADRM
VA ADVISORY
DTG: 20250427/0159Z
VAAC: DARWIN
VOLCANO: MARAPI 261140
PSN: S0023 E10028
AREA: INDONESIA
SUMMIT ELEV: 2885M
ADVISORY NR: 2025/74
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL130 MOV NW
EST VA DTG: 27/0137Z
EST VA CLD: SFC/FL130 S0022 E10031 - S0026 E10031 - S0028
E09959 - S0008 E09959 - S0002 E10007 MOV NW 05KT
FCST VA CLD +6 HR: 27/0737Z SFC/FL130 S0022 E10031 - S0025
E10031 - S0029 E09959 - S0007 E09959 - S0002 E10008
FCST VA CLD +12 HR: 27/1337Z NO VA EXP
FCST VA CLD +18 HR: 27/1937Z NO VA EXP
RMK: CVGHM REPORTED ERUPTION TO 1000M ABV SUMMIT. VA NOT
IDENTIFIABLE ON SATELLITE IMAGERY. VA HEIGHT BASED ON GROUND
REPORT AND MOVEMENT BASED ON CONSENSUS MODEL GUIDANCE. VA
EXPECTED TO DISSIPATE WITHIN 6HRS.
NXT ADVISORY: NO LATER THAN 20250427/0759Z=

Received FVAU02 at 00:17 UTC, 27/04/25 from ADRM
VA ADVISORY
DTG: 20250427/0017Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/476
INFO SOURCE: HIMAWARI-9, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION WITH VA TO FL150 MOV NORTHWEST
OBS VA DTG: 26/2350Z
OBS VA CLD: SFC/FL150 S0810 E11254 - S0742 E11213 - S0724
E11222 - S0731 E11245 - S0806 E11259 MOV NW 15KT
FCST VA CLD +6 HR: 27/0550Z SFC/FL150 S0811 E11254 - S0742
E11213 - S0725 E11223 - S0733 E11246 - S0807 E11301
FCST VA CLD +12 HR: 27/1150Z SFC/FL150 S0811 E11254 - S0742
E11215 - S0728 E11226 - S0732 E11246 - S0806 E11300
FCST VA CLD +18 HR: 27/1750Z SFC/FL150 S0810 E11254 - S0742
E11216 - S0726 E11226 - S0733 E11246 - S0805 E11300
RMK: DISCRETE ERUPTION OBSERVED ON SATELLITE IMAGERY WITH VA
PLUME MOVING NORTHWEST. VA HEIGHT BASED ON GROUND REPORT AND
MOVEMENT BASED ON CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250427/0617Z=

Received FVAU03 at 23:41 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/2345Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/475
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 26/2201Z
EST VA DTG: 26/2320Z
EST VA CLD: SFC/FL070 N0127 E12738 - N0131 E12737 - N0144
E12807 - N0136 E12813 - N0126 E12812 MOV E 10KT
FCST VA CLD +6 HR: 27/0520Z SFC/FL070 N0127 E12737 - N0131
E12737 - N0144 E12807 - N0136 E12813 - N0127 E12811
FCST VA CLD +12 HR: 27/1120Z SFC/FL070 N0131 E12737 - N0145
E12807 - N0136 E12813 - N0126 E12811 - N0126 E12738
FCST VA CLD +18 HR: 27/1720Z SFC/FL070 N0130 E12737 - N0144
E12807 - N0136 E12813 - N0127 E12811 - N0127 E12738
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER MULTIPLE GROUND REPORTS INDICATE INTERMITTENT
DISCRETE ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250427/0545Z=

Received FVAU01 at 22:01 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/2201Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/382
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA ERUPTION TO FL080 MOV EAST
EST VA DTG: 26/2117Z
EST VA CLD: SFC/FL080 N0140 E12752 - N0144 E12752 - N0153
E12828 - N0131 E12828 MOV E 15KT
FCST VA CLD +6 HR: 27/0317Z SFC/FL080 N0140 E12752 - N0144
E12751 - N0154 E12828 - N0128 E12830
FCST VA CLD +12 HR: 27/0917Z SFC/FL080 N0140 E12751 - N0144
E12751 - N0154 E12828 - N0128 E12830
FCST VA CLD +18 HR: 27/1517Z SFC/FL080 N0139 E12752 - N0144
E12752 - N0154 E12828 - N0128 E12830
RMK: CVGHM REPORTED ERUPTION TO 1100M ABV SUMMIT. VA NOT
IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET CLOUD. VA
HEIGHT BASED ON GROUND REPORT AND MOVEMENT BASED ON
CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250427/0401Z=

Received FVAU02 at 18:58 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/1900Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/475
INFO SOURCE: HIMAWARI-9, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION WITH VA TO FL150 LAST REPORTED AT
26/1720Z
EST VA DTG: 26/1840Z
EST VA CLD: SFC/FL150 S0811 E11254 - S0743 E11235 - S0733
E11241 - S0736 E11254 - S0808 E11301 MOV NW 20KT
FCST VA CLD +6 HR: 27/0040Z SFC/FL150 S0811 E11255 - S0748
E11230 - S0736 E11233 - S0735 E11246 - S0807 E11301
FCST VA CLD +12 HR: 27/0640Z SFC/FL150 S0811 E11254 - S0746
E11233 - S0733 E11239 - S0736 E11253 - S0807 E11301
FCST VA CLD +18 HR: 27/1240Z SFC/FL150 S0811 E11254 - S0746
E11231 - S0736 E11237 - S0737 E11251 - S0808 E11300
RMK: DISCRETE VA EMISSIONS PARTIALLY IDENTIFIABLE ON RECENT
RGB SATELLITE IMAGERY MOVING NW. GROUND REPORTS CONFIRM
INTERMITTENT DISCRETE ERUPTIONS ARE ONGOING. HEIGHT AND
MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250427/0100Z=

Received FVAU03 at 17:43 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/1745Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/474
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 26/1243Z
EST VA DTG: 26/1730Z
EST VA CLD: SFC/FL070 N0125 E12734 - N0132 E12734 - N0142
E12812 - N0135 E12820 - N0126 E12813 MOV NE 15KT
FCST VA CLD +6 HR: 26/2330Z SFC/FL070 N0126 E12735 - N0132
E12734 - N0144 E12807 - N0136 E12813 - N0126 E12809
FCST VA CLD +12 HR: 27/0530Z SFC/FL070 N0125 E12736 - N0132
E12733 - N0150 E12802 - N0142 E12811 - N0130 E12808
FCST VA CLD +18 HR: 27/1130Z SFC/FL070 N0125 E12736 - N0131
E12733 - N0152 E12756 - N0150 E12809 - N0139 E12811
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER MULTIPLE GROUND REPORTS INDICATE INTERMITTENT
DISCRETE ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250426/2345Z=

Received FVAU01 at 17:02 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/1700Z
VAAC: DARWIN
VOLCANO: LEWOTOBI 264180
PSN: S0833 E12246
AREA: INDONESIA
SUMMIT ELEV: 1703M
ADVISORY NR: 2025/302
INFO SOURCE: HIMAWARI-9, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA OBS TO FL160 MOV SE AT 26/0800Z
OBS VA DTG: 26/1640Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL160 290/05KT
FCST VA CLD +6 HR: 26/2240Z NO VA EXP
FCST VA CLD +12 HR: 27/0440Z NO VA EXP
FCST VA CLD +18 HR: 27/1040Z NO VA EXP
RMK: VONA RECEIVED INDICATING ERUPTION AT 26/0349Z. VA NOT
VISIBLE ON RECENT SATELLITE IMAGERY AND IS EXPECTED TO HAVE
DISSIPATED. NO FURTHER REPORTS OF NEW OR ONGOING ERUPTION.
ADVISORY FINALISED.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAU01 at 13:43 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/1343Z
VAAC: DARWIN
VOLCANO: LEWOTOBI 264180
PSN: S0833 E12246
AREA: INDONESIA
SUMMIT ELEV: 1703M
ADVISORY NR: 2025/301
INFO SOURCE: HIMAWARI-9, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA OBS TO FL160 MOV SE AT 26/0800Z
EST VA DTG: 26/1330Z
EST VA CLD: SFC/FL160 S0830 E12238 - S0822 E12258 - S0836
E12401 - S0906 E12351 - S0857 E12252 MOV SE 10KT
FCST VA CLD +6 HR: 26/1930Z SFC/FL160 S0832 E12238 - S0821
E12258 - S0831 E12403 - S0906 E12353 - S0856 E12250
FCST VA CLD +12 HR: 27/0130Z SFC/FL160 S0833 E12238 - S0818
E12258 - S0832 E12402 - S0905 E12352 - S0857 E12252
FCST VA CLD +18 HR: 27/0730Z SFC/FL160 S0833 E12238 - S0833
E12238 - S0821 E12258 - S0832 E12401 - S0906 E12351 - S0857
E12253 - S0833 E12239
RMK: VONA RECEIVED INDICATING ERUPTION AT 26/0349Z. VA NOT
VISIBLE ON CURRENT SATELLITE IMAGERY BUT ASH COULD STILL BE
IN AREA. VA HEIGHT AND FORECAST BASED ON HIMAWARI-9 SAT IMG,
MODEL GUIDANCE AND GROUND REPORT.
NXT ADVISORY: NO LATER THAN 20250426/1943Z=

Received FVAU02 at 13:02 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/1300Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/474
INFO SOURCE: HIMAWARI-9, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION WITH VA TO FL150 REPORTED AT
26/0934Z
EST VA DTG: 26/1240Z
EST VA CLD: SFC/FL150 S0811 E11254 - S0750 E11227 - S0735
E11233 - S0736 E11249 - S0807 E11302 MOV NW 15KT
FCST VA CLD +6 HR: 26/1840Z SFC/FL150 S0811 E11254 - S0747
E11230 - S0734 E11241 - S0735 E11257 - S0808 E11302
FCST VA CLD +12 HR: 27/0040Z SFC/FL150 S0811 E11254 - S0753
E11229 - S0737 E11235 - S0735 E11252 - S0807 E11302
FCST VA CLD +18 HR: 27/0640Z SFC/FL150 S0811 E11253 - S0746
E11230 - S0732 E11239 - S0736 E11255 - S0807 E11301
RMK: DISCRETE VA EMISSIONS PARTIALLY IDENTIFIABLE ON RECENT
RGB SATELLITE IMAGERY MOVING NW. GROUND REPORTS CONFIRM
INTERMITTENT DISCRETE ERUPTIONS ARE ONGOING. HEIGHT AND
MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250426/1900Z=

Received FVAU03 at 11:42 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/1145Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/473
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 26/0659Z
EST VA DTG: 26/1120Z
EST VA CLD: SFC/FL070 N0133 E12734 - N0142 E12821 - N0131
E12825 - N0119 E12820 - N0125 E12734 MOV E 15KT
FCST VA CLD +6 HR: 26/1720Z SFC/FL070 N0125 E12734 - N0133
E12733 - N0143 E12819 - N0132 E12823 - N0119 E12820
FCST VA CLD +12 HR: 26/2320Z SFC/FL070 N0125 E12734 - N0133
E12734 - N0145 E12811 - N0134 E12818 - N0121 E12813
FCST VA CLD +18 HR: 27/0520Z SFC/FL070 N0124 E12735 - N0132
E12733 - N0151 E12803 - N0143 E12819 - N0128 E12816
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER MULTIPLE GROUND REPORTS INDICATE INTERMITTENT
DISCRETE ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250426/1745Z=

Received FVAU01 at 07:44 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/0744Z
VAAC: DARWIN
VOLCANO: LEWOTOBI 264180
PSN: S0833 E12246
AREA: INDONESIA
SUMMIT ELEV: 1703M
ADVISORY NR: 2025/300
INFO SOURCE: HIMAWARI-9, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA OBS TO FL160 MOV SE AT 26/0720Z
OBS VA DTG: 26/0720Z
OBS VA CLD: SFC/FL160 S0833 E12238 - S0816 E12250 - S0841
E12334 - S0855 E12334 - S0857 E12252 MOV SE 10KT
FCST VA CLD +6 HR: 26/1320Z SFC/FL160 S0833 E12238 - S0817
E12250 - S0841 E12401 - S0907 E12350 - S0900 E12250
FCST VA CLD +12 HR: 26/1920Z SFC/FL160 S0832 E12238 - S0816
E12250 - S0837 E12402 - S0905 E12352 - S0859 E12251
FCST VA CLD +18 HR: 27/0120Z SFC/FL160 S0833 E12238 - S0816
E12250 - S0834 E12403 - S0905 E12352 - S0857 E12252
RMK: CONTINUOUS VA EMISSION IDENTIFIABLE ON LATEST SAT IMG
EXTENDING SE. VONA RECEIVED INDICATING ERUPTION AT 26/0349Z.
VA HEIGHT AND FORECAST BASED ON LATEST HIMAWARI-9 SAT IMG,
MODEL GUIDANCE AND GROUND REPORT. ADVISORY UPDATED FOR ASH
MOVEMENT.
NXT ADVISORY: NO LATER THAN 20250426/1344Z=

Received FVAU02 at 06:53 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/0700Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/473
INFO SOURCE: HIMAWARI-9, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION WITH VA TP FL150 REPORTED AT
26/0539Z
EST VA DTG: 26/0640Z
EST VA CLD: SFC/FL150 S0812 E11256 - S0803 E11227 - S0742
E11230 - S0736 E11251 - S0807 E11302 MOV NW 10KT
FCST VA CLD +6 HR: 26/1240Z SFC/FL150 S0811 E11254 - S0758
E11228 - S0738 E11234 - S0737 E11257 - S0807 E11302
FCST VA CLD +12 HR: 26/1840Z SFC/FL150 S0812 E11254 - S0757
E11228 - S0736 E11235 - S0735 E11255 - S0806 E11303
FCST VA CLD +18 HR: 27/0040Z SFC/FL150 S0812 E11254 - S0758
E11228 - S0737 E11235 - S0735 E11255 - S0807 E11302
RMK: VA CURRENTLY UNIDENTIFIABLE ON RECENT SATELLITE IMAGERY
DUE TO MET CLOUD.GROUND REPORTS CONFIRM INTERMITTENT
DISCRETE ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON
SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250426/1300Z=

Received FVAU03 at 05:38 UTC, 26/04/25 from ADRM
VA ADVISORY
DTG: 20250426/0545Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/472
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 26/0252Z
EST VA DTG: 26/0520Z
EST VA CLD: SFC/FL070 N0128 E12733 - N0135 E12734 - N0140
E12820 - N0126 E12823 - N0112 E12813 MOV E 10KT
FCST VA CLD +6 HR: 26/1120Z SFC/FL070 N0126 E12733 - N0136
E12733 - N0139 E12822 - N0126 E12825 - N0112 E12815
FCST VA CLD +12 HR: 26/1720Z SFC/FL070 N0127 E12733 - N0136
E12734 - N0140 E12820 - N0126 E12825 - N0112 E12815
FCST VA CLD +18 HR: 26/2320Z SFC/FL070 N0126 E12733 - N0136
E12733 - N0140 E12822 - N0126 E12825 - N0113 E12813
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER MULTIPLE GROUND REPORTS INDICATE INTERMITTENT
DISCRETE ERUPTIONS ARE ONGOING. HEIGHT AND MOVEMENT BASED ON
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250426/1145Z=

Received FVAU04 at 02:57 UTC, 25/04/25 from ADRM
VA ADVISORY
DTG: 20250425/0256Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SUMMIT ELEV: 1423M
ADVISORY NR: 2025/78
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL070 LAST OBS AT 25/0030Z EXTENDING
N
OBS VA DTG: 25/0256Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL070 180/10KT
FCST VA CLD +6 HR: 25/0856Z NO VA EXP
FCST VA CLD +12 HR: 25/1456Z NO VA EXP
FCST VA CLD +18 HR: 25/2056Z NO VA EXP
RMK: VA NO LONGER DISCERNIBLE ON SATELLITE IMAGERY IN CLEAR
CONDITIONS. STEAM/SMOKE REMAINS BUT NO EVIDENCE OF ONGOING
VA EMISSIONS. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAU04 at 22:46 UTC, 24/04/25 from ADRM
VA ADVISORY
DTG: 20250424/2246Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SUMMIT ELEV: 1423M
ADVISORY NR: 2025/77
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL070 OBS AT 24/2230Z EXTENDING NNW
OBS VA DTG: 24/2230Z
OBS VA CLD: SFC/FL070 S0818 E12332 - S0818 E12328 - S0803
E12328 - S0804 E12339 MOV NW 10KT
FCST VA CLD +6 HR: 25/0430Z SFC/FL070 S0818 E12332 - S0818
E12328 - S0757 E12325 - S0757 E12340
FCST VA CLD +12 HR: 25/1030Z SFC/FL070 S0817 E12333 - S0818
E12328 - S0800 E12319 - S0757 E12331
FCST VA CLD +18 HR: 25/1630Z SFC/FL070 S0818 E12330 - S0817
E12327 - S0800 E12331 - S0806 E12341
RMK: CONTINUOUS VA PLUME OBSERVED ON LATEST SATELLITE
IMAGERY. HEIGHT AND FORECAST BASED ON SATELLITE IMAGERY AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250425/0446Z=

Received FVAU04 at 03:53 UTC, 23/04/25 from ADRM
VA ADVISORY
DTG: 20250423/0351Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/381
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA LAST OBS AT 22/0130Z EXTD SE
EST VA DTG: 23/0330Z
EST VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL090 330/10KT
FCST VA CLD +6 HR: 23/0930Z NO VA EXP
FCST VA CLD +12 HR: 23/1530Z NO VA EXP
FCST VA CLD +18 HR: 23/2130Z NO VA EXP
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY FOR LAST
24HRS, NO RECENT REPORTS OF NEW OR ONGOING ERUPTION.
ADVISORY TERMINATED. CORRECTED OBS TIME.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAU04 at 21:51 UTC, 22/04/25 from ADRM
VA ADVISORY
DTG: 20250422/2200Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/380
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA LAST OBS AT 22/0130Z EXTD SE
EST VA DTG: 22/2140Z
EST VA CLD: SFC/FL090 N0146 E12752 - N0144 E12821 - N0130
E12822 - N0123 E12809 - N0141 E12750 MOV SE 10KT
FCST VA CLD +6 HR: 23/0340Z SFC/FL090 N0146 E12753 - N0140
E12823 - N0126 E12822 - N0120 E12807 - N0141 E12750
FCST VA CLD +12 HR: 23/0940Z SFC/FL090 N0146 E12753 - N0137
E12823 - N0124 E12823 - N0118 E12806 - N0141 E12749
FCST VA CLD +18 HR: 23/1540Z SFC/FL090 N0146 E12753 - N0135
E12826 - N0117 E12834 - N0116 E12811 - N0141 E12749
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY DUE TO
MET CLOUD, HOWEVER GROUND REPORTS INDICATE ERUPTION ONGOING.
HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND
REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250423/0400Z=

Received FVAU05 at 05:05 UTC, 22/04/25 from ADRM
VA ADVISORY
DTG: 20250422/0510Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SUMMIT ELEV: 1423M
ADVISORY NR: 2025/76
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 OBS AT 21/2250Z
OBS VA DTG: 22/0450Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL060 120/10KT
FCST VA CLD +6 HR: 22/1050Z NO VA EXP
FCST VA CLD +12 HR: 22/1650Z NO VA EXP
FCST VA CLD +18 HR: 22/2250Z NO VA EXP
RMK: VA NOT IDENTIFIABLE ON CURRENT SAT IMG, VA HAS
DISSIPATED TO BELOW DISCERNIBLE LEVELS. NO REPORTS OF NEW OR
ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAU05 at 23:17 UTC, 21/04/25 from ADRM
VA ADVISORY
DTG: 20250421/2315Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SUMMIT ELEV: 1423M
ADVISORY NR: 2025/75
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 OBS AT 21/2250Z
OBS VA DTG: 21/2250Z
OBS VA CLD: SFC/FL060 S0818 E12329 - S0803 E12321 - S0755
E12328 - S0802 E12337 - S0818 E12332 MOV N 05KT
FCST VA CLD +6 HR: 22/0450Z SFC/FL060 S0818 E12329 - S0806
E12314 - S0752 E12318 - S0757 E12334 - S0817 E12333
FCST VA CLD +12 HR: 22/1050Z SFC/FL060 S0819 E12330 - S0807
E12305 - S0753 E12307 - S0753 E12326 - S0816 E12333
FCST VA CLD +18 HR: 22/1650Z SFC/FL060 S0816 E12333 - S0819
E12331 - S0814 E12303 - S0800 E12301 - S0756 E12315
RMK: CONTINUOUS VA PLUME TO FL060 OBS ON MOST RECENT SAT IMG
EXT N. VA HEIGHT AND MOVEMENT BASED ON IR TEMP AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250422/0515Z=

Received FVAU05 at 20:51 UTC, 21/04/25 from ADRM
VA ADVISORY
DTG: 20250421/2051Z
VAAC: DARWIN
VOLCANO: MARAPI 261140
PSN: S0023 E10028
AREA: INDONESIA
SUMMIT ELEV: 2885M
ADVISORY NR: 2025/70
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION REPORTED AT 21/1441Z
OBS VA DTG: 21/2040Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL110 010/05KT
FCST VA CLD +6 HR: 22/0240Z NO VA EXP
FCST VA CLD +12 HR: 22/0840Z NO VA EXP
FCST VA CLD +18 HR: 22/1440Z NO VA EXP
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY. NO FURTHER
REPORTS OF NEW OR ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAU05 at 15:24 UTC, 21/04/25 from ADRM
VA ADVISORY
DTG: 20250421/1524Z
VAAC: DARWIN
VOLCANO: MARAPI 261140
PSN: S0023 E10028
AREA: INDONESIA
SUMMIT ELEV: 2885M
ADVISORY NR: 2025/69
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION REPORTED AT 21/1441Z
OBS VA DTG: 21/1510Z
OBS VA CLD: SFC/FL110 S0018 E10031 - S0029 E10036 - S0031
E10023 - S0018 E10024 MOV S 05KT
FCST VA CLD +6 HR: 21/2110Z NO VA EXP
FCST VA CLD +12 HR: 22/0310Z NO VA EXP
FCST VA CLD +18 HR: 22/0910Z NO VA EXP
RMK: GROUND OBSERVER REPORTING ERUPTION TO UNKNOWN HEIGHT AT
21/1441Z. SUMMIT OBSCURED BY MET CLOUD. VA NOT IDENTIFIABLE
ON SAT IMG. HEIGHT BASED ON RECENT ERUPTIVE BEHAVIOUR.
MOVEMENT BASED ON MODEL GUIDANCE. VA EXPECTED TO DISSIPATE
WITHIN 6 HOURS.
NXT ADVISORY: NO LATER THAN 20250421/2124Z=

Received FVAU05 at 15:07 UTC, 21/04/25 from ADRM
VA ADVISORY
DTG: 20250421/1506Z
VAAC: DARWIN
VOLCANO: MARAPI 261140
PSN: S0023 E10028
AREA: INDONESIA
SUMMIT ELEV: 2885M
ADVISORY NR: 2025/68
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL110 REPORTED AT 21/0850Z
EST VA DTG: 21/1450Z
EST VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL110 350/05KT
FCST VA CLD +6 HR: 21/2050Z NO VA EXP
FCST VA CLD +12 HR: 22/0250Z NO VA EXP
FCST VA CLD +18 HR: 22/0850Z NO VA EXP
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY. NO FURTHER
REPORTS OF NEW OR ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVAU06 at 09:31 UTC, 21/04/25 from ADRM
VA ADVISORY
DTG: 20250421/0931Z
VAAC: DARWIN
VOLCANO: MARAPI 261140
PSN: S0023 E10028
AREA: INDONESIA
SUMMIT ELEV: 2885M
ADVISORY NR: 2025/67
INFO SOURCE: CVGHM, HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL110 REPORTED AT 21/0850Z
OBS VA DTG: 21/0930Z
OBS VA CLD: SFC/FL110 S0017 E10030 - S0037 E10056 - S0054
E10025 - S0020 E10023 MOV S 05KT
FCST VA CLD +6 HR: 21/1530Z NO VA EXP
FCST VA CLD +12 HR: 21/2130Z NO VA EXP
FCST VA CLD +18 HR: 22/0330Z NO VA EXP
RMK: CVGHM REPORTED DISCRETE VA EMISSION 0500M ABOVE SUMMIT
AT 21/0850Z. VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO
MET CLOUD. HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY
AND MODEL GUIDANCE. VA EXPECTED TO DISSIPATE WITHIN 6 HOURS.
NXT ADVISORY: NO LATER THAN 20250421/1531Z=

Nil current VOLCANIC ASH.

IDD60160
VOLCANIC ASH ADVISORIES FROM MONTREAL VAAC - LAST 7 DAYS
DARWIN VAAC 21:51 UTC, 22/04/2025
--------------------------------------------------------------------

Received FVCN01 at 21:53 UTC, 15/04/25 from CWAO
VA ADVISORY
STATUS: TEST
DTG: 20250415/2152Z
VAAC: MONTREAL
VOLCANO: ISKUT-UNUK RIVER CONES 320090
PSN: N5634 W13033
AREA: CANADA
SUMMIT ELEV: 1880M
ADVISORY NR: 2025/0001
INFO SOURCE: VA TEST
AVIATION COLOUR CODE: UNKNOWN
ERUPTION DETAILS: VA TEST
OBS VA DTG: 15/2145Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
[SFC/FLNNN|FLNNN/NNN] [VRBNNKT|NNN/NNKT].
FCST VA CLD +6 HR: NO VA EXP
FCST VA CLD +12 HR: NO VA EXP
FCST VA CLD +18 HR: NO VA EXP
RMK: VA TEST VA TEST VA TEST.
VA GRAPHIC AT WEATHER.GC.CA/EER/VAAC/ [ALL LOWER CASE]
NXT ADVISORY:

IDD60162
VOLCANIC ASH ADVISORIES FROM TOKYO VAAC - LAST 7 DAYS
DARWIN VAAC 07:05 UTC, 27/04/2025
--------------------------------------------------------------------

Received FVFE01 at 13:23 UTC, 25/04/25 from RJTD
VAAAK1
VA ADVISORY

DTG: 20250425/1310Z

VAAC: ANCHORAGE

VOLCANO: BEZYMIANNY 300250

PSN: N5559 E16035

AREA: KAMCHATKA PENINSULA

SUMMIT ELEV: 9456 FT [2882 M]

ADVISORY NR: 2025/010

INFO SOURCE: HIMAWARI

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: RESIDUAL VA FROM 20250423/2310 ERUPTION.

OBS VA DTG: 25/1310Z

OBS VA CLD: SFC/FL360 N5144 E16456 - N5125 E16541 - N4848 E16438
- N4859 E16312 - N5144 E16456 - N5144 E16456 MOV ESE 20KT

FCST VA CLD +6HR: 25/1910Z NO VA EXP

FCST VA CLD +12HR: 26/0110Z NO VA EXP

FCST VA CLD +18HR: 26/0710Z NO VA EXP

RMK: VA FADING FAST. PROBABLY THE LAST ISSUANCE.

NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVFE01 at 12:00 UTC, 25/04/25 from RJTD
VA ADVISORY
DTG: 20250425/1200Z
VAAC: TOKYO
VOLCANO: BEZYMIANNY 300250
PSN: N5558 E16036
AREA: RUSSIA
SUMMIT ELEV: 2882M
ADVISORY NR: 2025/29
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY
OBS VA DTG: 25/1120Z
OBS VA CLD: SFC/FL360 N5106 E16314 - N5134 E16424 - N4944 E16335 -
N4951 E16244 MOV SE 25KT
FCST VA CLD +6 HR: 25/1720Z SFC/FL360 N5041 E17026 - N4810 E16951 -
N4806 E16753 - N4932 E16701 - N5054 E16926
FCST VA CLD +12 HR: 25/2320Z SFC/FL360 N4930 E17717 - N4611 E17645 -

N4709 E17149 - N4808 E17035 - N4959 E17609
FCST VA CLD +18 HR: NO VA EXP
RMK: THE RESPONSIBILITY FOR THIS ASH EVENT IS BEING TRANSFERRED TO
VAAC ANCHORAGE. THE NEXT ADVISORY WILL BE ISSUED BY VAAC ANCHORAGE
BY 1300UTC UNDER HEADER FVAK21 PAWU.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVFE01 at 09:00 UTC, 25/04/25 from RJTD
VA ADVISORY
DTG: 20250425/0900Z
VAAC: TOKYO
VOLCANO: BEZYMIANNY 300250
PSN: N5558 E16036
AREA: RUSSIA
SUMMIT ELEV: 2882M
ADVISORY NR: 2025/28
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY
OBS VA DTG: 25/0820Z
OBS VA CLD: SFC/FL360 N5337 E16222 - N4915 E16222 - N4913 E16210 -
N5148 E16135 - N5341 E16207 MOV SE 20KT
FCST VA CLD +6 HR: 25/1420Z SFC/FL360 N5353 E16827 - N5014 E16751 -
N4732 E16839 - N4646 E16652 - N4921 E16524 - N5356 E16740
FCST VA CLD +12 HR: 25/2020Z SFC/FL360 N5303 E17551 - N4855 E17407 -

N4459 E17527 - N4424 E17249 - N4548 E17036 - N4830 E16951 - N5323
E17458
FCST VA CLD +18 HR: NO VA EXP
RMK: VAAC ANCHORAGE ALSO ISSUES VAA FOR OTHER VA[FL360] FROM THIS
VOLCANO THAT DESCRIBES CONDITIONS OVER OR NEAR THE VAAC TOKYO AREA
OF RESPONSIBILITY UNDER HEADER FVAK21 PAWU.
NXT ADVISORY: 20250425/1200Z=

Received FVFE01 at 06:00 UTC, 25/04/25 from RJTD
VA ADVISORY
DTG: 20250425/0600Z
VAAC: TOKYO
VOLCANO: BEZYMIANNY 300250
PSN: N5558 E16036
AREA: RUSSIA
SUMMIT ELEV: 2882M
ADVISORY NR: 2025/27
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY
OBS VA DTG: 25/0520Z
OBS VA CLD: SFC/FL360 N5412 E16028 - N5023 E16116 - N5011 E16045 -
N5406 E15956 MOV E 15KT
FCST VA CLD +6 HR: 25/1120Z SFC/FL360 N5442 E16540 - N4841 E16613 -
N4748 E16519 - N4913 E16324 - N5456 E16451
FCST VA CLD +12 HR: 25/1720Z SFC/FL360 N5419 E17222 - N4642 E17147 -

N4546 E16946 - N4754 E16603 - N5504 E17133
FCST VA CLD +18 HR: NO VA EXP
RMK: VAAC ANCHORAGE ALSO ISSUES VAA FOR OTHER VA[FL360] FROM THIS
VOLCANO THAT DESCRIBES CONDITIONS OVER OR NEAR THE VAAC TOKYO AREA
OF RESPONSIBILITY UNDER HEADER FVAK21 PAWU.
NXT ADVISORY: 20250425/0900Z=

Received FVFE01 at 03:00 UTC, 25/04/25 from RJTD
VA ADVISORY
DTG: 20250425/0300Z
VAAC: TOKYO
VOLCANO: BEZYMIANNY 300250
PSN: N5558 E16036
AREA: RUSSIA
SUMMIT ELEV: 2882M
ADVISORY NR: 2025/26
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY
OBS VA DTG: 25/0220Z
OBS VA CLD: SFC/FL360 N5032 E16007 - N5406 E15819 - N5414 E15841 -
N5042 E16032 MOV E 15KT
FCST VA CLD +6 HR: 25/0820Z SFC/FL360 N4924 E16527 - N4840 E16418 -
N5056 E16300 - N5534 E16155 - N5533 E16249 - N5224 E16342
FCST VA CLD +12 HR: 25/1420Z SFC/FL360 N4728 E17022 - N4642 E16840 -

N4957 E16704 - N5607 E16726 - N5611 E16839 - N5046 E16859
FCST VA CLD +18 HR: 25/2020Z SFC/FL360 N5517 E17552 - N4912 E17507 -

N4452 E17603 - N4416 E17350 - N4833 E17149 - N5547 E17331
RMK: VAAC ANCHORAGE ALSO ISSUES VAA FOR OTHER VA[FL360] FROM THIS
VOLCANO THAT DESCRIBES CONDITIONS OVER OR NEAR THE VAAC TOKYO AREA
OF RESPONSIBILITY UNDER HEADER FVAK21 PAWU.
NXT ADVISORY: 20250425/0600Z=

Nil current VOLCANIC ASH.

IDD60166
VOLCANIC ASH ADVISORIES FROM WASHINGTON VAAC - LAST 7 DAYS
DARWIN VAAC 07:05 UTC, 27/04/2025
---------------------------------------------------------------------

Received FVXX25 at 07:05 UTC, 27/04/25 from KNES
VA ADVISORY
DTG: 20250427/0702Z

VAAC: WASHINGTON

VOLCANO: POAS 345040
PSN: N1011 W08413

AREA: COSTA?RICA

SUMMIT ELEV: 8848 FT [2697 M]

ADVISORY NR: 2025/067

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ONGOING

EST VA DTG: 27/0620Z

EST VA CLD: SFC/FL100 N1014 W08419 - N1012 W08414
- N1011 W08414 - N1010 W08419 - N1014 W08419 MOV
W 5KT

FCST VA CLD +6HR: 27/1230Z SFC/FL100 N1017 W08417
- N1011 W08414 - N1011 W08414 - N1014 W08420 -
N1017 W08417

FCST VA CLD +12HR: 27/1830Z NO VA EXP

FCST VA CLD +18HR: 28/0030Z NO VA EXP

RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
SUMMIT AREA. MINOR VA EMS LIKELY CONTINUE GIVEN
RECENT ACTVTY. MDL WINDS AT FL FCST TO VEER NXT 6
HR BECMG MORE FM THE ESE. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20250427/1300Z

Received FVXX21 at 06:41 UTC, 27/04/25 from KNES
VA ADVISORY
DTG: 20250427/0638Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/381

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.

ERUPTION DETAILS: VA EMS ONGOING

EST VA DTG: 27/0610Z

EST VA CLD: SFC/FL140 S0004 W07740 - S0005 W07738
- S0013 W07800 - S0005 W07801 - S0004 W07740 MOV
W 5KT

FCST VA CLD +6HR: 27/1200Z SFC/FL140 S0001 W07806
- S0004 W07740 - S0005 W07740 - S0009 W07806 -
S0001 W07806

FCST VA CLD +12HR: 27/1800Z SFC/FL140 S0002
W07806 - S0004 W07739 - S0005 W07738 - S0008
W07806 - S0002 W07806

FCST VA CLD +18HR: 28/0000Z SFC/FL140 S0001
W07806 - S0004 W07739 - S0005 W07738 - S0010
W07806 - S0001 W07806

RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS BUT
WEBCAM SHOWS NR CONS ERUPTIVE ACTVTY WITH VA. MDL
WINDS AT FL FCST TO VEER A BIT NXT 6 HR BECMG
MORE FM THE E. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20250427/1245Z

Received FVXX22 at 05:32 UTC, 27/04/25 from KNES
VA ADVISORY
DTG: 20250427/0528Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/181

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: VA EMS ONGOING

EST VA DTG: 27/0500Z

EST VA CLD: SFC/FL210 S0200 W07832 - S0200 W07820
- S0201 W07820 - S0204 W07831 - S0200 W07832 MOV
W 10KT

FCST VA CLD +6HR: 27/1100Z SFC/FL210 S0200 W07820
- S0201 W07820 - S0205 W07836 - S0200 W07837 -
S0200 W07820

FCST VA CLD +12HR: 27/1700Z SFC/FL210 S0200
W07820 - S0201 W07821 - S0205 W07835 - S0200
W07837 - S0200 W07820

FCST VA CLD +18HR: 27/2300Z NO VA EXP

RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
SUMMIT AREA. VA EMS LIKELY CONTINUE GIVEN
RECENT ACTVTY. NO CHG FCST TO MDL WINDS AT FL
NXT 12 HR. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20250427/1130Z

Received FVXX20 at 05:03 UTC, 27/04/25 from KNES
VA ADVISORY
DTG: 20250427/0500Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT [5279 M]

ADVISORY NR: 2025/293

INFO SOURCE: GOES-19. VONA. NWP MODELS.

ERUPTION DETAILS: NEW VA EMS

OBS VA DTG: 27/0440Z

OBS VA CLD: SFC/FL240 N0500 W07528 - N0453 W07519
- N0452 W07520 - N0454 W07531 - N0500 W07528 MOV
NW 5KT

FCST VA CLD +6HR: 27/1030Z SFC/FL240 N0459 W07553
- N0455 W07519 - N0453 W07519 - N0449 W07553 -
N0459 W07553

FCST VA CLD +12HR: 27/1630Z NO VA EXP

FCST VA CLD +18HR: 27/2230Z NO VA EXP

RMK: DENSE VA PUFF DETECTED ON STLT MOVG WNW OF
SUMMIT. VONA INDICATES VA EMS. MDL WINDS AT FL
FCST TO BACK NXT 6 HR BECMG MORE FM THE E.
...KONON

NXT ADVISORY: WILL BE ISSUED BY 20250427/1100Z

Received FVXX20 at 03:11 UTC, 27/04/25 from KNES
VA ADVISORY
DTG: 20250427/0308Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT [5279 M]

ADVISORY NR: 2025/292

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ENDED

OBS VA DTG: 27/0250Z

OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA

FCST VA CLD +6HR: 27/0900Z NO VA EXP

FCST VA CLD +12HR: 27/1500Z NO VA EXP

FCST VA CLD +18HR: 27/2100Z NO VA EXP

RMK: VA NOT DETECTED ON VARIOUS STLT PRODUCTS. WX
CLDS CVR MUCH OF SUMMIT AREA CURRENTLY. NEW VA EMS
LIKELY AT ANY TIME. ...KONON

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX25 at 01:40 UTC, 27/04/25 from KNES
VA ADVISORY
DTG: 20250427/0137Z

VAAC: WASHINGTON

VOLCANO: POAS 345040
PSN: N1011 W08413

AREA: COSTA?RICA

SUMMIT ELEV: 8848 FT [2697 M]

ADVISORY NR: 2025/066

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.

ERUPTION DETAILS: RCNT VA OBS

OBS VA DTG: 27/0110Z

OBS VA CLD: SFC/FL110 N1017 W08425 - N1013 W08413
- N1011 W08413 - N1008 W08425 - N1017 W08425 MOV
W 5KT

FCST VA CLD +6HR: 27/0700Z SFC/FL110 N1023 W08425
- N1012 W08413 - N1011 W08413 - N1013 W08430 -
N1023 W08425

FCST VA CLD +12HR: 27/1300Z SFC/FL110 N1022
W08414 - N1012 W08413 - N1011 W08414 - N1020
W08420 - N1022 W08414

FCST VA CLD +18HR: 27/1900Z NO VA EXP

RMK: FRQT VA EMS OBS IN WEBCAM DURING BRKS IN WX
CLDS THE PAST FEW HRS. PSBL MINOR VA OBS IN STLT
IMAGERY APPRX 10NM W FM SUMMIT. VA FCST THRU T+12
HRS BASED ON NWP MDLS. ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20250427/0730Z

Received FVXX21 at 01:00 UTC, 27/04/25 from KNES
VA ADVISORY
DTG: 20250427/0057Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/380

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.

ERUPTION DETAILS: PSBL VA EMS

EST VA DTG: 27/0030Z

EST VA CLD: SFC/FL150 S0004 W07740 - S0005 W07739
- S0016 W07734 - S0016 W07744 - S0004 W07740 MOV
S 5KT

FCST VA CLD +6HR: 27/0630Z SFC/FL150 S0004 W07740
- S0005 W07739 - S0019 W07751 - S0006 W07757 -
S0004 W07740

FCST VA CLD +12HR: 27/1230Z NO VA EXP

FCST VA CLD +18HR: 27/1830Z NO VA EXP

RMK: PSBL LGT VA EMS OBS GEN S FM SUMMIT IN STLT
IMAGERY. WEBCAM OBSCD BY WX CLDS. VA FCST THRU
T+6 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20250427/0700Z

Received FVXX22 at 00:04 UTC, 27/04/25 from KNES
VA ADVISORY
DTG: 20250427/0002Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/180

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.

ERUPTION DETAILS: VA EMS LIKELY MOVG SW

OBS VA DTG: 26/2330Z

OBS VA CLD: SFC/FL220 S0159 W07820 - S0200 W07820
- S0215 W07829 - S0210 W07835 - S0159 W07820 MOV
SW 10KT

FCST VA CLD +6HR: 27/0530Z SFC/FL220 S0159 W07820
- S0201 W07820 - S0220 W07838 - S0206 W07847 -
S0159 W07820

FCST VA CLD +12HR: 27/1130Z SFC/FL220 S0159
W07820 - S0201 W07819 - S0214 W07837 - S0201
W07841 - S0159 W07820

FCST VA CLD +18HR: 27/1730Z NO VA EXP

RMK: PSBL VA EMS OBS IN STLT IMAGERY MOVG APPRX
20NM SW FM SUMMIT. WEBCAM OBSCD BY WX CLDS. VA
FCST THRU T+12 HRS BASED ON NWP MDLS.
...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20250427/0600Z

Received FVXX20 at 21:34 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/2131Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT [5279 M]

ADVISORY NR: 2025/291

INFO SOURCE: GOES-19. VONA. NWP MODELS.

ERUPTION DETAILS: VONA RPRT RCVD

EST VA DTG: 26/2100Z

EST VA CLD: SFC/FL200 N0504 W07523 - N0453 W07519
- N0453 W07519 - N0502 W07528 - N0504 W07523 MOV
NW 5KT

FCST VA CLD +6HR: 27/0300Z SFC/FL200 N0459 W07534
- N0453 W07519 - N0453 W07519 - N0447 W07534 -
N0459 W07534

FCST VA CLD +12HR: 27/0900Z NO VA EXP

FCST VA CLD +18HR: 27/1500Z NO VA EXP

RMK: RCNT VONA RPRT RCVD INDICATING PSBL VA EMS.
PSBL VA OBS NW FM SUMMIT IN STLT IMAGERY. FL AND
DIR EST BASED ON NWP MDLS AND STLT IMAGERY. VA
FCST THRU T+6 HRS BASED ON NWP MDLS. ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20250427/0330Z

Received FVXX25 at 20:11 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/2009Z

VAAC: WASHINGTON

VOLCANO: POAS 345040
PSN: N1011 W08413

AREA: COSTA?RICA

SUMMIT ELEV: 8848 FT [2697 M]

ADVISORY NR: 2025/065

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.

ERUPTION DETAILS: PSBL VA EMS

OBS VA DTG: 26/1940Z

OBS VA CLD: SFC/FL120 N1017 W08409 - N1013 W08407
- N1011 W08414 - N1013 W08414 - N1017 W08409 MOV
NE 5KT

FCST VA CLD +6HR: 27/0130Z SFC/FL120 N1022 W08412
- N1020 W08406 - N1011 W08413 - N1011 W08414 -
N1022 W08412

FCST VA CLD +12HR: 27/0730Z NO VA EXP

FCST VA CLD +18HR: 27/1330Z NO VA EXP

RMK: PSBL VA OBS IN WEBCAM DURING BRKS IN WX CLDS
THE PAST FEW HRS. VA NOT OBS IN STLT IMAGERY. VA
FCST THRU T+6 HRS BASED ON NWP MDL GUIDANCE.
...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20250427/0215Z

Received FVXX21 at 19:14 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/1911Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0005 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/379

INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS.

ERUPTION DETAILS: VA EMS LIKELY

OBS VA DTG: 26/1850Z

OBS VA CLD: SFC/FL160 S0000 W07733 - S0007 W07731
- S0005 W07740 - S0004 W07739 - S0000 W07733 MOV
E 5KT

FCST VA CLD +6HR: 27/0100Z SFC/FL160 S0004 W07740
- S0004 W07739 - S0016 W07732 - S0019 W07742 -
S0004 W07740

FCST VA CLD +12HR: 27/0700Z SFC/FL160 S0004
W07740 - S0005 W07739 - S0015 W07752 - S0006
W07756 - S0004 W07740

FCST VA CLD +18HR: 27/1300Z NO VA EXP

RMK: PSBL SMALL VA EMS OBS IN STLT IMAGERY E FM
SUMMIT. RCNT VONA RPRT RCVD. WEBCAM OBSCD BY WX
CLDS. VA FCST THRU T+12 HRS BASED ON NWP MDL
GUIDANCE. ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20250427/0115Z

Received FVXX22 at 18:23 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/1820Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/179

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.

ERUPTION DETAILS: VA EMS REMAIN LIKELY

OBS VA DTG: 26/1750Z

OBS VA CLD: SFC/FL220 S0159 W07820 - S0201 W07819
- S0209 W07830 - S0203 W07834 - S0159 W07820 MOV
SW 5KT

FCST VA CLD +6HR: 27/0000Z SFC/FL220 S0157 W07849
- S0159 W07820 - S0201 W07820 - S0217 W07845 -
S0157 W07849

FCST VA CLD +12HR: 27/0600Z SFC/FL220 S0154
W07843 - S0159 W07820 - S0201 W07820 - S0208
W07843 - S0154 W07843

FCST VA CLD +18HR: 27/1200Z SFC/FL220 S0159
W07820 - S0201 W07820 - S0214 W07841 - S0200
W07844 - S0159 W07820

RMK: VA NOT CRNTLY OBS IN STLT IMAGERY OR WEBCAM
DUE TO WX CLDS. VA EMS LIKELY ONGOING SW FM
SUMMIT. VA FCST THRU T+18 HRS BASED ON NWP MDL
GUIDANCE. ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20250427/0015Z

Received FVXX25 at 14:11 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/1409Z

VAAC: WASHINGTON

VOLCANO: POAS 345040
PSN: N1011 W08413

AREA: COSTA?RICA

SUMMIT ELEV: 8848 FT [2697 M]

ADVISORY NR: 2025/064

INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS.

ERUPTION DETAILS: VA EMS OBS

EST VA DTG: 26/1330Z

EST VA CLD: SFC/FL120 N1019 W08408 - N1015 W08405
- N1011 W08413 - N1012 W08414 - N1019 W08408 MOV
NE 5KT

FCST VA CLD +6HR: 26/1930Z SFC/FL120 N1022 W08408
- N1019 W08405 - N1011 W08413 - N1011 W08414 -
N1022 W08408

FCST VA CLD +12HR: 27/0130Z NO VA EXP

FCST VA CLD +18HR: 27/0730Z NO VA EXP

RMK: VONA RCVD. VA EMS OBS IN WEBCAM BUT NOT
DETECTED IN STLT IMG. NE MVMT EXP THRU T+6. FCST
BASED ON VONA AND MDL WINDS. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20250426/2015Z

Received FVXX21 at 13:26 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/1324Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/378

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: PSBL VA EMS

EST VA DTG: 26/1300Z

EST VA CLD: SFC/FL140 S0003 W07728 - S0008 W07729
- S0005 W07740 - S0004 W07740 - S0003 W07728 MOV
E 5KT

FCST VA CLD +6HR: 26/1900Z SFC/FL140 S0004 W07739
- S0017 W07730 - S0020 W07738 - S0005 W07740 -
S0004 W07739

FCST VA CLD +12HR: 27/0100Z SFC/FL140 S0004
W07739 - S0018 W07732 - S0020 W07740 - S0005
W07740 - S0004 W07739

FCST VA CLD +18HR: 27/0700Z NO VA EXP

RMK: VA NOT VISIBLE IN STLT IMG MAYBE DUE TO
HEAVY MET CLD CVR. VA EMS MAY CONT. MDL GUIDANCE
SUGGESTS E MVMT FM SUMMIT TO SHIFT SSE BY T+6.
...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20250426/1930Z

Received FVXX22 at 12:40 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/1237Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/178

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.

ERUPTION DETAILS: CONS VA EMS

OBS VA DTG: 26/1200Z

OBS VA CLD: SFC/FL220 S0153 W07853 - S0200 W07820
- S0201 W07820 - S0207 W07829 - S0206 W07852 -
S0153 W07853 MOV W 10KT

FCST VA CLD +6HR: 26/1800Z SFC/FL220 S0200 W07820
- S0201 W07820 - S0222 W07853 - S0210 W07859 -
S0200 W07820

FCST VA CLD +12HR: 27/0000Z SFC/FL220 S0159
W07820 - S0201 W07819 - S0222 W07853 - S0210
W07859 - S0159 W07820

FCST VA CLD +18HR: 27/0600Z SFC/FL220 S0155
W07901 - S0200 W07820 - S0201 W07820 - S0208
W07859 - S0155 W07901

RMK: VA EMS OBS IN WEBCAM AND STLT IMG MOV W EXT
APRX 30NM FM SUMMIT. SW MVMT EXP BY T+6. FCST
BASED ON STLT AND MDL WINDS. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20250426/1830Z

Received FVXX21 at 07:30 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/0727Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/377

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: VA EMS ONGOING

EST VA DTG: 26/0700Z

EST VA CLD: SFC/FL140 S0004 W07740 - S0005 W07738
- S0005 W07735 - S0011 W07739 - S0004 W07740 MOV
SE 5KT

FCST VA CLD +6HR: 26/1300Z SFC/FL140 S0005 W07739
- S0005 W07731 - S0011 W07734 - S0005 W07740 -
S0005 W07739

FCST VA CLD +12HR: 26/1900Z SFC/FL140 S0002
W07730 - S0009 W07731 - S0005 W07740 - S0004
W07740 - S0002 W07730

FCST VA CLD +18HR: 27/0100Z SFC/FL140 S0003
W07731 - S0010 W07731 - S0005 W07740 - S0005
W07740 - S0003 W07731

RMK: VA NOT DETECTED ON STLT DUE TO THICK WX
CLDS IN SUMMIT AREA. VA EMS LIKELY CONTINUE GIVEN
RECENT ACTVTY. MDL WINDS AT FL FCST LGT/VRB THRU
T+18 HR SO VA PSN CONF LO. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20250426/1330Z

Received FVXX22 at 06:37 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/0634Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/177

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 26/0610Z

OBS VA CLD: SFC/FL210 S0156 W07837 - S0200 W07820
- S0201 W07820 - S0202 W07837 - S0156 W07837 MOV
W 10KT

FCST VA CLD +6HR: 26/1200Z SFC/FL210 S0156 W07837
- S0200 W07820 - S0200 W07820 - S0202 W07837 -
S0156 W07837

FCST VA CLD +12HR: 26/1800Z SFC/FL210 S0156
W07837 - S0200 W07820 - S0201 W07820 - S0202
W07837 - S0156 W07837

FCST VA CLD +18HR: 27/0000Z SFC/FL210 S0156
W07837 - S0200 W07820 - S0201 W07820 - S0202
W07837 - S0156 W07837

RMK: MDTLY DENSE VA PLUME DETECTED ON STLT MOVG W
OF SUMMIT. STG HOTSPOT ON SWIR. NO CHG FCST TO
MDL WINDS AT FL NXT 18 HR. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20250426/1230Z

Received FVXX25 at 04:46 UTC, 26/04/25 from KNES
VA ADVISORY
DTG: 20250426/0440Z

VAAC: WASHINGTON

VOLCANO: POAS 345040
PSN: N1011 W08413

AREA: COSTA?RICA

SUMMIT ELEV: 8848 FT [2697 M]

ADVISORY NR: 2025/063

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ENDED

OBS VA DTG: 26/0420Z

OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA

FCST VA CLD +6HR: 26/1030Z NO VA EXP

FCST VA CLD +12HR: 26/1630Z NO VA EXP

FCST VA CLD +18HR: 26/2230Z NO VA EXP

RMK: VA NOT DETECTED ON VARIOUS STLT PRODUCTS.
NEW VA EMS PSBL ANY ANY TTIME. ...KONON

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX20 at 20:57 UTC, 25/04/25 from KNES
VA ADVISORY
DTG: 20250425/2056Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT [5279 M]

ADVISORY NR: 2025/290

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA NOT OBSD OR RPRTD.

OBS VA DTG: 25/2030Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.

FCST VA CLD +6HR: 26/0230Z NO VA EXP

FCST VA CLD +12HR: 26/0830Z NO VA EXP

FCST VA CLD +18HR: 26/1430Z NO VA EXP

RMK: VA NOT OBSD BY STLT EVEN THRU THIN WX CLD
CVR. NO RPRTS OF VA HAVE BEEN RCVD. ...HOSLEY

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX23 at 19:26 UTC, 25/04/25 from KNES
VA ADVISORY
DTG: 20250425/1924Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT [5393 M]

ADVISORY NR: 2025/159

INFO SOURCE: GOES-19. WEBCAM.

ERUPTION DETAILS: VA HAS DSIPTD.

OBS VA DTG: 25/1911Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.

FCST VA CLD +6HR: 26/0100Z NO VA EXP

FCST VA CLD +12HR: 26/0700Z NO VA EXP

FCST VA CLD +18HR: 26/1300Z NO VA EXP

RMK: VA CLD PROPMTING PREV ADVY HAS DSIPTD S-SE
OF THE SUMMIT. ALTHO WEBCAMS AND STLT SHOW XTNSV
WX CLD CVR NEAR AND OVR THE SUMMIT NO VA CLDS
OBSD THRU OR NEAR THE CLD EDGE. NO RPRTS OF VA
HAVE BEEN RCVD. ...HOSLEY

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX20 at 15:09 UTC, 25/04/25 from KNES
VA ADVISORY
DTG: 20250425/1506Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT [5279 M]

ADVISORY NR: 2025/289

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: PSBL VA EM

EST VA DTG: 25/1440Z

EST VA CLD: SFC/FL190 N0512 W07522 - N0506 W07503
- N0453 W07519 - N0453 W07520 - N0512 W07522 MOV
N 5KT

FCST VA CLD +6HR: 25/2030Z SFC/FL190 N0514 W07513
- N0459 W07458 - N0452 W07518 - N0454 W07519 -
N0514 W07513

FCST VA CLD +12HR: 26/0230Z NO VA EXP

FCST VA CLD +18HR: 26/0830Z NO VA EXP

RMK: NO VA SEEN ON STLT IMG DUE TO MET CLD CVR.
VA PRSTNC BSD ON PST ACT. N TO NE MOVNT EXP THRU
T+6 HRS. FCST BSD ON NWP MDLS. ...LINER

NXT ADVISORY: WILL BE ISSUED BY 20250425/2100Z

Received FVXX23 at 13:37 UTC, 25/04/25 from KNES
VA ADVISORY
DTG: 20250425/1335Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT [5393 M]

ADVISORY NR: 2025/158

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.

ERUPTION DETAILS: VSBL VA EM

OBS VA DTG: 25/1326Z

OBS VA CLD: SFC/FL210 N1901 W09837 - N1854 W09822
- N1845 W09835 - N1901 W09838 - N1901 W09837 MOV
SE 10KT

FCST VA CLD +6HR: 25/1930Z SFC/FL210 N1901 W09836
- N1849 W09811 - N1833 W09833 - N1901 W09839 -
N1901 W09836

FCST VA CLD +12HR: 26/0130Z NO VA EXP

FCST VA CLD +18HR: 26/0730Z NO VA EXP

RMK: VA EM SEEN ON WEBCAM AND STLT IMG MOVNG SE.
EXP SE MOVNT THRU T+6 HRS. WND MOVNT AND HGT BSD
ON NWP MDLS. ...LINER

NXT ADVISORY: WILL BE ISSUED BY 20250425/1930Z

IDD60168
VOLCANIC ASH ADVISORIES FROM WELLINGTON VAAC - LAST 7 DAYS
DARWIN VAAC 07:05 UTC, 27/04/2025
---------------------------------------------------------------------

Received FVPS01 at 03:58 UTC, 27/04/25 from NZKL
VA ADVISORY
DTG: 20250427/0358Z
VAAC: WELLINGTON
VOLCANO: HOME REEF 243080
PSN: S1900 W17447
AREA: TONGA
SUMMIT ELEV: 0M
ADVISORY NR: 2025/7
INFO SOURCE: HIMAWARI 9 SATELLITE IMAGERY
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION AT 20250426/0020Z MINOR
INTERMITTENT LOW LEVEL ERUPTION
EST VA DTG: 27/0358Z
EST VA CLD: SFC/FL040 S1902 W17443 - S1901 W17507 - S1852
W17507 - S1853 W17445 MOV W 05KT
FCST VA CLD +6 HR: 27/0958Z SFC/FL040 S1903 W17445 - S1904
W17535 - S1837 W17535 - S1843 W17506 - S1830 W17457 - S1839
W17447
FCST VA CLD +12 HR: 27/1558Z SFC/FL040 S1903 W17445 - S1904
W17543 - S1843 W17539 - S1826 W17457 - S1857 W17443
FCST VA CLD +18 HR: 27/2158Z SFC/FL040 S1902 W17445 - S1904
W17543 - S1842 W17538 - S1827 W17458 - S1857 W17443
RMK: ASH OBSCURED BY MET CLOUD. ASH PREVIOUSLY
INTERMITTENTLY VISIBLE IN SATELLITE IMAGERY AND FROM AIR.
PLUME HEIGHT, LOCATION AND MOVEMENT BASED ON MODEL DATA AND
SURFACE WINDS.
NXT ADVISORY: NO LATER THAN 20250427/0958Z=

Received FVPS01 at 22:26 UTC, 26/04/25 from NZKL
VA ADVISORY
DTG: 20250426/2226Z
VAAC: WELLINGTON
VOLCANO: HOME REEF 243080
PSN: S1900 W17447
AREA: TONGA
SUMMIT ELEV: 0M
ADVISORY NR: 2025/6
INFO SOURCE: HIMAWARI 9 SATELLITE IMAGERY
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION AT 20250426/0020Z MINOR
INTERMITTENT LOW LEVEL ERUPTION
EST VA DTG: 26/2226Z
EST VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL040 100/10KT
FCST VA CLD +6 HR: 27/0426Z SFC/FL040 S1903 W17445 - S1903
W17510 - S1841 W17502 - S1857 W17443
FCST VA CLD +12 HR: 27/1026Z SFC/FL040 S1903 W17445 - S1902
W17510 - S1840 W17503 - S1857 W17443
FCST VA CLD +18 HR: 27/1626Z SFC/FL040 S1902 W17445 - S1901
W17510 - S1839 W17502 - S1857 W17443
RMK: ASH OBSCURED BY MET CLOUD. ASH PREVIOUSLY
INTERMITTENTLY VISIBLE IN SATELLITE IMAGERY AND FROM AIR.
PLUME HEIGHT, LOCATION AND MOVEMENT BASED ON MODEL DATA AND
SURFACE WINDS.
NXT ADVISORY: NO LATER THAN 20250427/0426Z=

Received FVPS01 at 16:39 UTC, 26/04/25 from NZKL
VA ADVISORY
DTG: 20250426/1639Z
VAAC: WELLINGTON
VOLCANO: HOME REEF 243080
PSN: S1900 W17447
AREA: TONGA
SUMMIT ELEV: 0M
ADVISORY NR: 2025/5
INFO SOURCE: HIMAWARI 9 SATELLITE IMAGERY
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION AT 20250426/0020Z CONTINUOUS LOW
LEVEL ERUPTION
OBS VA DTG: 26/1639Z
OBS VA CLD: SFC/FL040 S1903 W17446 - S1902 W17510 - S1841
W17502 - S1857 W17444 MOV W 15KT
FCST VA CLD +6 HR: 26/2239Z SFC/FL040 S1903 W17445 - S1903
W17510 - S1841 W17502 - S1857 W17443
FCST VA CLD +12 HR: 27/0439Z SFC/FL040 S1903 W17445 - S1902
W17510 - S1840 W17503 - S1857 W17443
FCST VA CLD +18 HR: 27/1039Z SFC/FL040 S1902 W17445 - S1901
W17510 - S1839 W17502 - S1857 W17443
RMK: ASH INTERMITTENTLY VISIBLE IN SATELLITE IMAGERY. PLUME
HEIGHT BASED ON SAT IMAGERY AND MOVEMENT BASED ON MODEL
WINDS.
NXT ADVISORY: NO LATER THAN 20250426/2239Z=

Received FVPS01 at 11:00 UTC, 26/04/25 from NZKL
VA ADVISORY
DTG: 20250426/1100Z
VAAC: WELLINGTON
VOLCANO: HOME REEF 243080
PSN: S1900 W17447
AREA: TONGA
SUMMIT ELEV: 0M
ADVISORY NR: 2025/4
INFO SOURCE: HIMAWARI 9 SATELLITE IMAGERY
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION AT 20250426/0020Z CONTINUOUS LOW
LEVEL ERUPTION
OBS VA DTG: 26/1100Z
OBS VA CLD: SFC/FL040 S1903 W17446 - S1900 W17510 - S1841
W17502 - S1857 W17444 MOV NW 15KT
FCST VA CLD +6 HR: 26/1700Z SFC/FL040 S1903 W17445 - S1901
W17509 - S1839 W17500 - S1857 W17443
FCST VA CLD +12 HR: 26/2300Z SFC/FL040 S1903 W17445 - S1900
W17509 - S1839 W17459 - S1857 W17443
FCST VA CLD +18 HR: 27/0500Z SFC/FL040 S1902 W17445 - S1903
W17509 - S1841 W17502 - S1857 W17443
RMK: LOW LEVEL ERUPTION WITH ASH VISIBLE IN SATELLITE
IMAGERY. PLUME HEIGHT BASED ON SAT IMAGERY AND MOVEMENT
BASED ON MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20250426/1700Z=

Received FVPS01 at 05:22 UTC, 26/04/25 from NZKL
VA ADVISORY
DTG: 20250426/0522Z
VAAC: WELLINGTON
VOLCANO: HOME REEF 243080
PSN: S1900 W17447
AREA: TONGA
SUMMIT ELEV: 0M
ADVISORY NR: 2025/3
INFO SOURCE: HIMAWARI 9 SATELLITE IMAGERY
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION AT 20250426/0020Z CONTINUOUS LOW
LEVEL ERUPTION
OBS VA DTG: 26/0522Z
OBS VA CLD: SFC/FL040 S1902 W17444 - S1908 W17519 - S1840
W17519 - S1857 W17444 MOV NW 15KT
FCST VA CLD +6 HR: 26/1122Z SFC/FL040 S1909 W17443 - S1911
W17540 - S1822 W17524 - S1849 W17439
FCST VA CLD +12 HR: 26/1722Z SFC/FL040 S1902 W17445 - S1905
W17548 - S1824 W17522 - S1849 W17440
FCST VA CLD +18 HR: 26/2322Z SFC/FL040 S1903 W17444 - S1902
W17543 - S1822 W17523 - S1854 W17443
RMK: LOW LEVEL ERUPTION WITH ASH VISIBLE IN SATELLITE
IMAGERY. PLUME HEIGHT BASED ON SAT IMAGERY AND MOVEMENT
BASED ON MODEL GUIDANCE. VAA REISSUED BASED ON VONA.
NXT ADVISORY: NO LATER THAN 20250426/1122Z=