Volcanic Ash

IDD60020
VOLCANIC ASH ADVISORIES FROM ANCHORAGE VAAC - LAST 7 DAYS
DARWIN VAAC 00:00 UTC, 23/10/2025
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Received FVAK21 at 06:30 UTC, 21/10/25 from PAWU
VAAAK1
VA ADVISORY

DTG: 20251021/0630Z

VAAC: ANCHORAGE

VOLCANO: KRASHENINNIKOV 300190

PSN: N5436 E16016

AREA: KAMCHATKA PENINSULA

SUMMIT ELEV: 6089 FT [1856 M]

ADVISORY NR: 2025/024

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

IDD60154
VOLCANIC ASH ADVISORIES FROM BUENOS AIRES VAAC - LAST 7 DAYS
DARWIN VAAC 11:55 UTC, 21/10/2025
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Received FVAG01 at 12:00 UTC, 14/10/25 from SABM
VA ADVISORY
DTG: 20251014/1200Z

VAAC: BUENOS AIRES

VOLCANO: PLANCHON PETEROA 357040
PSN: S3513 W07034

AREA: CHILE-ARGENTINA

SUMMIT ELEV: 13048 FT [3977 M]

ADVISORY NR: 2025/005

INFO SOURCE: GOES-E. WEBCAM. SIGMET.

AVIATION COLOUR CODE: NOT GIVEN

ERUPTION DETAILS: VA REPORTED

OBS VA DTG: 14/1120Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA

FCST VA CLD +6 HR: 14/1720Z NO VA EXP

FCST VA CLD +12 HR: 14/2320Z NO VA EXP

FCST VA CLD +18 HR: 15/0520Z NO VA EXP

RMK: ALTHOUGH A PILOT REPORTED A PLUME MOV WEST
AT 1105Z THERE IS NO INDICATION OF VA IN
SATELLITE IMAGERY AND WEBCAMS UNDER CLEAR SKIES
...SMN

NXT ADVISORY: NO FURTHER ADVISORIES=

IDD60156
VOLCANIC ASH ADVISORIES FROM DARWIN VAAC - LAST 7 DAYS
DARWIN VAAC 00:00 UTC, 23/10/2025
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Received FVAU01 at 23:48 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/2350Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/1191
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 OBS AT 22/2330Z
EST VA DTG: 22/2330Z
EST VA CLD: SFC/FL060 N0127 E12736 - N0130 E12735 - N0141
E12745 - N0128 E12755 MOV NE 05KT
FCST VA CLD +6 HR: 23/0530Z SFC/FL060 N0129 E12735 - N0132
E12736 - N0138 E12752 - N0121 E12750
FCST VA CLD +12 HR: 23/1130Z SFC/FL060 N0129 E12735 - N0133
E12737 - N0132 E12751 - N0116 E12741
FCST VA CLD +18 HR: 23/1730Z SFC/FL060 N0130 E12734 - N0134
E12738 - N0135 E12751 - N0120 E12748 - N0117 E12733
RMK: VA IDENTIFIALBE ON RECENT SAT IMG EXT NE, AREA
PARTIALLY OBSCURED BY MET CLOUD. RECENT GROUND REPORTS
INDICATE INTERMITTENT ERUPTIONS REMAIN ONGOING. VA HEIGHT
AND FORECAST BASED ON RECENT SAT IMG, GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251023/0550Z=

Received FVAU03 at 22:47 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/2250Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/984
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL070 EXT E OBS 22/2230Z
OBS VA DTG: 22/2230Z
OBS VA CLD: SFC/FL070 N0141 E12750 - N0144 E12750 - N0153
E12809 - N0135 E12812 MOV E 05KT
FCST VA CLD +6 HR: 23/0430Z SFC/FL070 N0140 E12750 - N0145
E12750 - N0151 E12809 - N0130 E12806
FCST VA CLD +12 HR: 23/1030Z SFC/FL070 N0146 E12753 - N0143
E12811 - N0126 E12759 - N0143 E12750
FCST VA CLD +18 HR: 23/1630Z SFC/FL070 N0145 E12754 - N0140
E12809 - N0124 E12801 - N0126 E12745 - N0143 E12751
RMK: CONTINUOUS VA EMISSION IDENTIFIABLE ON CURRENT SAT IMG
EXT TO E. VA HEIGHT AND MOVEMENT BASED ON CURRENT SAT IMG
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251023/0450Z=

Received FVAU02 at 21:51 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/2200Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/1206
INFO SOURCE: CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL140 REP AT 22/1334Z
EST VA DTG: 22/2140Z
EST VA CLD: SFC/FL140 S0808 E11258 - S0817 E11236 - S0800
E11235 - S0803 E11258 MOV SW 05KT
FCST VA CLD +6 HR: 23/0340Z SFC/FL140 S0806 E11259 - S0821
E11246 - S0804 E11236 - S0802 E11256
FCST VA CLD +12 HR: 23/0940Z SFC/FL140 S0805 E11259 - S0822
E11251 - S0804 E11237 - S0802 E11256
FCST VA CLD +18 HR: 23/1540Z SFC/FL140 S0806 E11259 - S0824
E11249 - S0801 E11233 - S0802 E11256
RMK: CVGHM REPORT ERUPTION AT 22/1334Z. VA NOT IDENTIFIABLE
ON SAT IMG DUE TO MET CLOUD, HOWEVER GROUND REPORTS INDICATE
THAT INTERMITTENT DISCRETE ERUPTIONS ARE ONGOING. VA HEIGHT
AND MOV BASED ON GROUND REPORT AND CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251023/0400Z=

Received FVAU01 at 17:42 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/1750Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/1190
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 REP AT 22/1519Z
EST VA DTG: 22/1730Z
EST VA CLD: SFC/FL060 N0127 E12737 - N0130 E12735 - N0145
E12746 - N0133 E12756 MOV NE 10KT
FCST VA CLD +6 HR: 22/2330Z SFC/FL060 N0127 E12737 - N0129
E12735 - N0143 E12744 - N0129 E12755
FCST VA CLD +12 HR: 23/0530Z SFC/FL060 N0128 E12735 - N0133
E12735 - N0137 E12751 - N0124 E12750
FCST VA CLD +18 HR: 23/1130Z SFC/FL060 N0129 E12734 - N0133
E12739 - N0128 E12753 - N0117 E12739
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO
DARKNESS. GROUND REPORTS INDICATE INTERMITTENT ERUPTIONS
REMAIN ONGOING. VA HEIGHT AND FORECAST BASED ON GROUND
REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/2350Z=

Received FVAU03 at 16:42 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/1650Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/983
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL070 EXT NE LAST OBS 22/0110Z
EST VA DTG: 22/1630Z
EST VA CLD: SFC/FL070 N0142 E12751 - N0159 E12806 - N0144
E12816 - N0139 E12752 MOV NE 10KT
FCST VA CLD +6 HR: 22/2230Z SFC/FL070 N0142 E12750 - N0159
E12800 - N0139 E12812 - N0138 E12752
FCST VA CLD +12 HR: 23/0430Z SFC/FL070 N0140 E12750 - N0145
E12750 - N0150 E12807 - N0134 E12806
FCST VA CLD +18 HR: 23/1030Z SFC/FL070 N0143 E12750 - N0147
E12754 - N0138 E12809 - N0128 E12756
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD OBSCURATION. VA HEIGHT BASED ON RECENT ERUPTIVE
BEHAVIOUR, MOVEMENT BASED CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/2250Z=

Received FVAU02 at 15:51 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/1600Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/1205
INFO SOURCE: CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL140 REP AT 22/1334Z
EST VA DTG: 22/1540Z
EST VA CLD: SFC/FL140 S0808 E11258 - S0817 E11234 - S0758
E11233 - S0803 E11258 MOV W 10KT
FCST VA CLD +6 HR: 22/2140Z SFC/FL140 S0808 E11258 - S0817
E11236 - S0800 E11235 - S0803 E11258
FCST VA CLD +12 HR: 23/0340Z SFC/FL140 S0806 E11258 - S0821
E11247 - S0807 E11236 - S0802 E11256
FCST VA CLD +18 HR: 23/0940Z SFC/FL140 S0805 E11259 - S0822
E11248 - S0808 E11235 - S0802 E11255
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD. GROUND
REPORT AT 22/1334Z REPORTED ERUPTION TO 600M ABV SUMMIT. VA
HEIGHT AND MOV BASED ON GROUND REPORT AND CONSENSUS MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/2200Z=

Received FVAU01 at 11:45 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/1150Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/1189
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS 22/0220Z
EST VA DTG: 22/1130Z
EST VA CLD: SFC/FL060 N0127 E12738 - N0129 E12735 - N0147
E12738 - N0137 E12755 MOV NE 10KT
FCST VA CLD +6 HR: 22/1730Z SFC/FL060 N0127 E12737 - N0129
E12736 - N0145 E12746 - N0133 E12756
FCST VA CLD +12 HR: 22/2330Z SFC/FL060 N0127 E12737 - N0129
E12735 - N0143 E12744 - N0129 E12755
FCST VA CLD +18 HR: 23/0530Z SFC/FL060 N0128 E12735 - N0133
E12735 - N0137 E12751 - N0124 E12750
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO
DARKNESS. VA HEIGHT AND FORECAST BASED ON GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/1750Z=

Received FVAU03 at 10:44 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/1050Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/982
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL070 EXT NE LAST OBS 22/0110Z
EST VA DTG: 22/1030Z
EST VA CLD: SFC/FL070 N0139 E12754 - N0141 E12751 - N0204
E12752 - N0200 E12805 - N0152 E12814 MOV NE 05KT
FCST VA CLD +6 HR: 22/1630Z SFC/FL070 N0140 E12753 - N0142
E12751 - N0200 E12807 - N0153 E12816 - N0143 E12817
FCST VA CLD +12 HR: 22/2230Z SFC/FL070 N0139 E12753 - N0142
E12751 - N0159 E12800 - N0152 E12810 - N0139 E12812
FCST VA CLD +18 HR: 23/0430Z SFC/FL070 N0140 E12750 - N0145
E12750 - N0150 E12807 - N0142 E12811 - N0134 E12806
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD OBSCURATION. VA HEIGHT BASED ON RECENT ERUPTIVE
BEHAVIOUR, MOVEMENT BASED CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/1650Z=

Received FVAU02 at 09:52 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/1000Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/1204
INFO SOURCE: CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL140 LAST REP AT 21/2207Z
EST VA DTG: 22/0940Z
EST VA CLD: SFC/FL140 S0804 E11257 - S0808 E11257 - S0814
E11232 - S0752 E11233 MOV W 05KT
FCST VA CLD +6 HR: 22/1540Z SFC/FL140 S0808 E11258 - S0817
E11234 - S0758 E11233 - S0803 E11258
FCST VA CLD +12 HR: 22/2140Z SFC/FL140 S0808 E11258 - S0817
E11236 - S0800 E11235 - S0803 E11258
FCST VA CLD +18 HR: 23/0340Z SFC/FL140 S0806 E11258 - S0821
E11247 - S0807 E11236 - S0802 E11256
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD. GROUND
REPORT AT 21/2207Z REPORTED ERUPTION TO 500M ABV SUMMIT. VA
HEIGHT AND MOV BASED ON GROUND REPORT AND CONSENSUS MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/1600Z=

Received FVAU01 at 05:34 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/0550Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/1188
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS 22/0200Z
EST VA DTG: 22/0510Z
EST VA CLD: SFC/FL060 N0127 E12738 - N0128 E12736 - N0147
E12736 - N0142 E12751 MOV N 05KT
FCST VA CLD +6 HR: 22/1110Z SFC/FL060 N0127 E12738 - N0129
E12735 - N0147 E12737 - N0139 E12753
FCST VA CLD +12 HR: 22/1710Z SFC/FL060 N0128 E12738 - N0129
E12736 - N0140 E12743 - N0141 E12756 - N0129 E12756
FCST VA CLD +18 HR: 22/2310Z SFC/FL060 N0128 E12737 - N0129
E12736 - N0140 E12743 - N0141 E12755 - N0129 E12756
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. VA HEIGHT AND FORECAST BASED ON GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/1150Z=

Received FVAU03 at 04:46 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/0450Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/981
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL070 EXT NE LAST OBS 22/0110Z
EST VA DTG: 22/0420Z
EST VA CLD: SFC/FL070 N0141 E12752 - N0202 E12802 - N0158
E12814 - N0147 E12818 - N0140 E12754 MOV NE 05KT
FCST VA CLD +6 HR: 22/1020Z SFC/FL070 N0142 E12752 - N0202
E12803 - N0158 E12813 - N0148 E12818 - N0139 E12753
FCST VA CLD +12 HR: 22/1620Z SFC/FL070 N0140 E12754 - N0141
E12752 - N0200 E12807 - N0152 E12818 - N0143 E12817
FCST VA CLD +18 HR: 22/2220Z SFC/FL070 N0141 E12753 - N0159
E12806 - N0152 E12818 - N0142 E12817 - N0140 E12754
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD OBSCURATION. VA HEIGHT ESTIMATED AND MOVEMENT BASED
CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/1050Z=

Received FVAU02 at 03:51 UTC, 22/10/25 from ADRM
VA ADVISORY
DTG: 20251022/0400Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/1203
INFO SOURCE: CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: INTERMITTENT DISCRETE ERUPTION TO FL140
EST VA DTG: 22/0330Z
EST VA CLD: SFC/FL140 S0805 E11257 - S0808 E11257 - S0818
E11236 - S0759 E11234 MOV W 10KT
FCST VA CLD +6 HR: 22/0930Z SFC/FL140 S0805 E11257 - S0808
E11257 - S0818 E11236 - S0759 E11234
FCST VA CLD +12 HR: 22/1530Z SFC/FL140 S0805 E11257 - S0808
E11257 - S0818 E11236 - S0800 E11234
FCST VA CLD +18 HR: 22/2130Z SFC/FL140 S0805 E11257 - S0808
E11257 - S0817 E11236 - S0759 E11235
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD. GROUND
REPORT AT 21/2207Z REPORTED ERUPTION TO 500M ABV SUMMIT. VA
HEIGHT AND MOV BASED ON GROUND REPORT AND CONSENSUS MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/1000Z=

Received FVAU01 at 23:47 UTC, 21/10/25 from ADRM
VA ADVISORY
DTG: 20251021/2350Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/1187
INFO SOURCE: CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL060 AT 21/2248Z
OBS VA DTG: 21/2330Z
OBS VA CLD: SFC/FL060 N0128 E12736 - N0147 E12736 - N0144
E12750 - N0127 E12739 MOV N 05KT
FCST VA CLD +6 HR: 22/0530Z SFC/FL060 N0127 E12738 - N0128
E12736 - N0147 E12736 - N0142 E12751
FCST VA CLD +12 HR: 22/1130Z SFC/FL060 N0127 E12738 - N0129
E12735 - N0147 E12737 - N0139 E12753
FCST VA CLD +18 HR: 22/1730Z SFC/FL060 N0128 E12738 - N0129
E12736 - N0139 E12740 - N0142 E12754 - N0132 E12757
RMK: INTERMITTENT DISCRETE ERUPTIONS OBSERVED ON VIS
SATLLITE IMAGERY. VA HEIGHT AND FORECAST BASED ON GROUND
REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/0550Z=

Received FVAU03 at 22:49 UTC, 21/10/25 from ADRM
VA ADVISORY
DTG: 20251021/2250Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/980
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL070 EXT NE
EST VA DTG: 21/2230Z
EST VA CLD: SFC/FL070 N0140 E12753 - N0141 E12752 - N0200
E12805 - N0158 E12814 - N0151 E12817 MOV NE 10KT
FCST VA CLD +6 HR: 22/0430Z SFC/FL070 N0141 E12752 - N0200
E12804 - N0158 E12814 - N0144 E12819 - N0139 E12753
FCST VA CLD +12 HR: 22/1030Z SFC/FL070 N0142 E12752 - N0201
E12804 - N0158 E12813 - N0144 E12818 - N0139 E12753
FCST VA CLD +18 HR: 22/1630Z SFC/FL070 N0140 E12754 - N0141
E12752 - N0201 E12804 - N0158 E12814 - N0148 E12817
RMK: CONTINUOUS VA PLUME OBSERVED ON VIS SATELLITE IMAGERY
EXTENDING NORTHEAST FROM SUMMIT. VA HEIGHT ESTIMATED AND
MOVEMENT BASED CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/0450Z=

Received FVAU02 at 21:54 UTC, 21/10/25 from ADRM
VA ADVISORY
DTG: 20251021/2200Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/1202
INFO SOURCE: CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA REPORTED TO FL130 AT 21/1818Z
EST VA DTG: 21/2130Z
EST VA CLD: SFC/FL140 S0804 E11257 - S0808 E11257 - S0818
E11236 - S0800 E11234 MOV W 05KT
FCST VA CLD +6 HR: 22/0330Z SFC/FL140 S0805 E11257 - S0808
E11257 - S0818 E11236 - S0759 E11234
FCST VA CLD +12 HR: 22/0930Z SFC/FL140 S0805 E11257 - S0808
E11257 - S0818 E11236 - S0759 E11234
FCST VA CLD +18 HR: 22/1530Z SFC/FL140 S0805 E11257 - S0808
E11257 - S0818 E11236 - S0800 E11234
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD. GROUND
REPORT AT 21/1818Z REPORTED ERUPTION TO 400M ABV SUMMIT. VA
HEIGHT AND MOV BASED ON GROUND REPORT AND CONSENSUS MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251022/0400Z=

Received FVAU05 at 22:57 UTC, 18/10/25 from ADRM
VA ADVISORY
DTG: 20251018/2300Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/970
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS AT 17/2350Z
EST VA DTG: 18/2240Z
EST VA CLD: SFC/FL060 N0144 E12755 - N0140 E12755 - N0137
E12714 - N0155 E12716 MOV W 10KT
FCST VA CLD +6 HR: 19/0440Z SFC/FL060 N0143 E12755 - N0140
E12755 - N0131 E12717 - N0148 E12715
FCST VA CLD +12 HR: 19/1040Z SFC/FL060 N0144 E12754 - N0140
E12756 - N0113 E12716 - N0136 E12706
FCST VA CLD +18 HR: 19/1640Z SFC/FL060 N0145 E12754 - N0141
E12757 - N0106 E12736 - N0121 E12716
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD
OBSCURING AREA, HOWEVER ERUPTION EXPECTED TO BE ONGOING. VA
HEIGHT AND MOVEMENT BASED ON MODEL GUIDANCE AND PERSISTENCE.
NXT ADVISORY: NO LATER THAN 20251019/0500Z=

Received FVAU05 at 16:46 UTC, 18/10/25 from ADRM
VA ADVISORY
DTG: 20251018/1700Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/969
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS AT 17/2350Z
EST VA DTG: 18/1640Z
EST VA CLD: SFC/FL060 N0143 E12756 - N0139 E12755 - N0143
E12714 - N0201 E12719 MOV W 10KT
FCST VA CLD +6 HR: 18/2240Z SFC/FL060 N0143 E12756 - N0139
E12755 - N0139 E12714 - N0157 E12717
FCST VA CLD +12 HR: 19/0440Z SFC/FL060 N0143 E12755 - N0139
E12755 - N0134 E12715 - N0152 E12715
FCST VA CLD +18 HR: 19/1040Z SFC/FL060 N0144 E12755 - N0139
E12755 - N0129 E12715 - N0147 E12712
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD
OBSCURING AREA. VA HEIGHT AND MOVEMENT BASED ON SAT IMG,
MODEL GUIDANCE AND PERSISTENCE.
NXT ADVISORY: NO LATER THAN 20251018/2300Z=

Received FVAU05 at 10:56 UTC, 18/10/25 from ADRM
VA ADVISORY
DTG: 20251018/1100Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/968
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS AT 17/2350Z
EST VA DTG: 18/1040Z
EST VA CLD: SFC/FL060 N0143 E12756 - N0138 E12754 - N0146
E12713 - N0206 E12722 MOV NW 10KT
FCST VA CLD +6 HR: 18/1640Z SFC/FL060 N0143 E12756 - N0139
E12755 - N0143 E12714 - N0201 E12719
FCST VA CLD +12 HR: 18/2240Z SFC/FL060 N0143 E12756 - N0139
E12755 - N0139 E12714 - N0157 E12717
FCST VA CLD +18 HR: 19/0440Z SFC/FL060 N0143 E12755 - N0139
E12755 - N0134 E12715 - N0152 E12715
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD
OBSCURING AREA. VA HEIGHT AND MOVEMENT BASED ON SAT IMG,
MODEL GUIDANCE AND PERSISTENCE.
NXT ADVISORY: NO LATER THAN 20251018/1700Z=

Received FVAU05 at 04:56 UTC, 18/10/25 from ADRM
VA ADVISORY
DTG: 20251018/0500Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/967
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS AT 17/2350Z
OBS VA DTG: 18/0440Z
OBS VA CLD: SFC/FL060 N0143 E12757 - N0138 E12754 - N0147
E12714 - N0208 E12725 MOV NW 05KT
FCST VA CLD +6 HR: 18/1040Z SFC/FL060 N0143 E12756 - N0138
E12754 - N0146 E12713 - N0206 E12722
FCST VA CLD +12 HR: 18/1640Z SFC/FL060 N0143 E12756 - N0139
E12755 - N0143 E12714 - N0201 E12719
FCST VA CLD +18 HR: 18/2240Z SFC/FL060 N0143 E12756 - N0139
E12755 - N0139 E12714 - N0157 E12717
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD
OBSCURING AREA. VA HEIGHT AND MOVEMENT BASED ON SAT IMG,
MODEL GUIDANCE AND PERSISTENCE.
NXT ADVISORY: NO LATER THAN 20251018/1100Z=

Received FVAU05 at 22:55 UTC, 17/10/25 from ADRM
VA ADVISORY
DTG: 20251017/2300Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SUMMIT ELEV: 1229M
ADVISORY NR: 2025/966
INFO SOURCE: HIMAWARI-9
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 OBS AT 17/2230Z MOV NW
OBS VA DTG: 17/2230Z
OBS VA CLD: SFC/FL060 N0142 E12756 - N0139 E12754 - N0146
E12737 - N0152 E12711 - N0211 E12724 - N0151 E12739 MOV NW
05KT
FCST VA CLD +6 HR: 18/0430Z SFC/FL060 N0143 E12757 - N0138
E12754 - N0149 E12709 - N0211 E12721
FCST VA CLD +12 HR: 18/1030Z SFC/FL060 N0143 E12756 - N0138
E12754 - N0148 E12706 - N0211 E12716
FCST VA CLD +18 HR: 18/1630Z SFC/FL060 N0143 E12756 - N0139
E12755 - N0144 E12704 - N0207 E12710
RMK: VA IDENTIFIABLE ON ANIMATED VIS SAT IMG WITHIN 16NM NW
OF SUMMIT, WITH NW PORTION OF PLUME ESTIMATED DUE TO MET
CLOUD. VA HEIGHT AND MOVEMENT BASED ON SAT IMG, MODEL
GUIDANCE AND PERSISTENCE.
NXT ADVISORY: NO LATER THAN 20251018/0500Z=

Received FVAU04 at 04:03 UTC, 16/10/25 from ADRM
VA ADVISORY
DTG: 20251016/0410Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SUMMIT ELEV: 1423M
ADVISORY NR: 2025/485
INFO SOURCE: HIMAWARI-8, CVGHM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 MOV W REP AT 15/2157Z
EST VA DTG: 16/0350Z
EST VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL060 100/15KT
FCST VA CLD +6 HR: 16/0950Z NO VA EXP
FCST VA CLD +12 HR: 16/1550Z NO VA EXP
FCST VA CLD +18 HR: 16/2150Z NO VA EXP
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY. AREA OBSC BY
MET CLD. NO REPORTS OF NEW OR ONGOING ERUPTION. ADVISORY
TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES=

IDD60158
VOLCANIC ASH ADVISORIES FROM LONDON VAAC - LAST 7 DAYS
DARWIN VAAC 16:16 UTC, 21/10/2025
--------------------------------------------------------------------

Received FVXX01 at 16:34 UTC, 14/10/25 from EGRR
VA ADVISORY
STATUS: EXER
DTG: 20251014/1627Z
VAAC: LONDON
VOLCANO: VESTMANNAEYJAR 372010
PSN: N6325 W02021
AREA: ICELAND
SUMMIT ELEV: 283M
ADVISORY NR: 2025/003
INFO SOURCE: ICELAND MET OFFICE
AVIATION COLOUR CODE: GREEN
ERUPTION DETAILS: ENDEX
OBS VA DTG: 14/1623Z
OBS VA CLD: NO VA EXP VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
FL100/300 250/45KT
FCST VA CLD +6 HR: 14/2223Z NO VA EXP
FCST VA CLD +12 HR: 15/0423Z NO VA EXP
FCST VA CLD +18 HR: 15/1023Z NO VA EXP
RMK: ENDEX
NXT ADVISORY: NO LATER THAN 20251014/2225Z
=

IDD60160
VOLCANIC ASH ADVISORIES FROM MONTREAL VAAC - LAST 7 DAYS
DARWIN VAAC 00:00 UTC, 23/10/2025
--------------------------------------------------------------------

Received FVCN01 at 11:54 UTC, 21/10/25 from CWAO
VA ADVISORY
STATUS: TEST
DTG: 20251021/1153Z
VAAC: MONTREAL
VOLCANO: ENDEAVOUR SEGMENT 331010
PSN: N4757 W12906
AREA: CANADA
SUMMIT ELEV: -2050M
ADVISORY NR: 2025/0001
INFO SOURCE: VA TEST
AVIATION COLOUR CODE: UNKNOWN
ERUPTION DETAILS: VA TEST
OBS VA DTG: 21/1149Z
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 00:00 UTC, 23/10/2025
--------------------------------------------------------------------

Received FVFE01 at 00:00 UTC, 23/10/25 from RJTD
VA ADVISORY
DTG: 20251023/0000Z
VAAC: TOKYO
VOLCANO: KRASHENINNIKOV 300190
PSN: N5436 E16016
AREA: RUSSIA
SUMMIT ELEV: 1816M
ADVISORY NR: 2025/67
INFO SOURCE: HIMAWARI-8 KVERT
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: VA EMISSIONS CONTINUING
OBS VA DTG: 22/2320Z
OBS VA CLD: SFC/FL110 N5442 E16015 - N5324 E16147 - N5218 E16152 -
N5353 E16014 MOV SE 15KT
FCST VA CLD +6 HR: 23/0520Z SFC/FL110 N5304 E16305 - N5302 E16513 -
N5129 E16548 - N5126 E16424 - N5200 E16126 - N5431 E16009 - N5444
E16028
FCST VA CLD +12 HR: 23/1120Z SFC/FL120 N5128 E16518 - N5157 E16935 -

N5007 E16954 - N5031 E16222 - N5411 E16222 - N5428 E16015 - N5451
E16016 - N5453 E16307
FCST VA CLD +18 HR: NO VA EXP
RMK: SOME PART OF VA OBSCURED BY MET CLOUD.
NXT ADVISORY: 20251023/0600Z=

Received FVFE01 at 23:15 UTC, 22/10/25 from RJTD
VA ADVISORY
DTG: 20251022/2315Z
VAAC: TOKYO
VOLCANO: KANLAON 272020
PSN: N1025 E12308
AREA: PHILIPPINES
SUMMIT ELEV: 2435M
ADVISORY NR: 2025/154
INFO SOURCE: HIMAWARI-8 PHIVOLCS
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: ERUPTION AT 20251022/2130Z FL100 EXTD W-SW REPORTED

OBS VA DTG: 22/2250Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL100 090/5KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: VA HEIGHT UPDATED TO FL100 BASED ON GROUND REPORT. WE WILL
ISSUE
FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVFE01 at 22:05 UTC, 22/10/25 from RJTD
VA ADVISORY
DTG: 20251022/2205Z
VAAC: TOKYO
VOLCANO: KANLAON 272020
PSN: N1025 E12308
AREA: PHILIPPINES
SUMMIT ELEV: 2435M
ADVISORY NR: 2025/153
INFO SOURCE: HIMAWARI-8 PHIVOLCS
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: ERUPTION AT 20251022/2130Z FL090 EXTD E REPORTED
OBS VA DTG: 22/2140Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL090 090/5KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=

Received FVFE01 at 18:00 UTC, 22/10/25 from RJTD
VA ADVISORY
DTG: 20251022/1800Z
VAAC: TOKYO
VOLCANO: KRASHENINNIKOV 300190
PSN: N5436 E16016
AREA: RUSSIA
SUMMIT ELEV: 1816M
ADVISORY NR: 2025/66
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: VA EMISSIONS CONTINUING
OBS VA DTG: 22/1720Z
OBS VA CLD: SFC/FL110 N5437 E16011 - N5441 E16020 - N5343 E16124 -
N5324 E16054 MOV SE 20KT
FCST VA CLD +6 HR: 22/2320Z SFC/FL110 N5356 E16326 - N5211 E16347 -
N5217 E16200 - N5320 E16225 - N5318 E16031 - N5436 E16016
FCST VA CLD +12 HR: 23/0520Z SFC/FL110 N5319 E16606 - N5024 E16753 -

N5233 E16115 - N5445 E16016 - N5307 E16331
FCST VA CLD +18 HR: NO VA EXP
RMK: SOME PART OF VA OBSCURED BY MET CLOUD.
NXT ADVISORY: 20251023/0000Z=

Received FVFE01 at 16:03 UTC, 22/10/25 from RJTD
VA ADVISORY
DTG: 20251022/1603Z
VAAC: TOKYO
VOLCANO: KRASHENINNIKOV 300190
PSN: N5436 E16016
AREA: RUSSIA
SUMMIT ELEV: 1816M
ADVISORY NR: 2025/65
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: VA AT 20251022/1530Z FL110 EXTD SE
OBS VA DTG: 22/1530Z
OBS VA CLD: SFC/FL110 N5436 E16013 - N5440 E16022 - N5400 E16058 -
N5350 E16037 MOV SE 15KT
FCST VA CLD +6 HR: 22/2130Z SFC/FL110 N5336 E16300 - N5223 E16240 -
N5245 E16130 - N5351 E16213
FCST VA CLD +12 HR: 23/0330Z SFC/FL110 N5238 E16521 - N5134 E16640 -

N5112 E16539 - N5156 E16334
FCST VA CLD +18 HR: NO VA EXP
RMK: SOME PART OF VA OBSCURED BY MET CLOUD.
NXT ADVISORY: 20251022/1800Z=

Nil current VOLCANIC ASH.

IDD60166
VOLCANIC ASH ADVISORIES FROM WASHINGTON VAAC - LAST 7 DAYS
DARWIN VAAC 00:00 UTC, 23/10/2025
---------------------------------------------------------------------

Received FVXX20 at 23:06 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/2303Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/1042

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: PSBL VA EMS

EST VA DTG: 22/2230Z

EST VA CLD: SFC/FL160 N0000 W07750 - S0004 W07739
- S0005 W07740 - S0005 W07750 - N0000 W07750 MOV
W 5KT

FCST VA CLD +6HR: 23/0430Z SFC/FL160 N0001 W07749
- S0004 W07739 - S0005 W07740 - S0004 W07750 -
N0001 W07749

FCST VA CLD +12HR: 23/1030Z SFC/FL160 N0001
W07749 - S0004 W07739 - S0005 W07739 - S0004
W07750 - N0001 W07749

FCST VA CLD +18HR: 23/1630Z NO VA EXP

RMK: VA EMS NOT VISIBLE IN STLT IMG MAYBE DUE TO
MET CLD CVR. VA EMS MAY CONT. A GEN W MVMT EXP
THRU T+12. FCST BASED ON MDL GUIDANCE. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20251023/0500Z

Received FVXX22 at 22:33 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/2231Z

VAAC: WASHINGTON

VOLCANO: FUEGO 342090
PSN: N1428 W09052

AREA: GUATEMALA

SUMMIT ELEV: 12346 FT [3763 M]

ADVISORY NR: 2025/445

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

ERUPTION DETAILS: FREQUENT SML VA EMS

EST VA DTG: 22/2200Z

EST VA CLD: SFC/FL140 N1428 W09053 - N1428 W09052
- N1420 W09058 - N1423 W09101 - N1428 W09053 MOV
SW 15KT

FCST VA CLD +6HR: 23/0400Z SFC/FL140 N1428 W09053
- N1428 W09052 - N1421 W09100 - N1425 W09102 -
N1428 W09053

FCST VA CLD +12HR: 23/1000Z SFC/FL140 N1428
W09052 - N1428 W09052 - N1421 W09100 - N1425
W09102 - N1428 W09052

FCST VA CLD +18HR: 23/1600Z SFC/FL140 N1428
W09053 - N1428 W09052 - N1421 W09100 - N1425
W09102 - N1428 W09053

RMK: VA EMS OBS IN WEBCAM CONT. VA NOT VISIBLE IN
STLT IMG PSBLY DUE TO MET CLD CVR. SW MVMT FM
SUMMIT EXP THRU T+18. FCST BASED ON MDL WINDS.
...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20251023/0430Z

Received FVXX24 at 19:56 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/1954Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/774

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: PSBL VA EMS

EST VA DTG: 22/1920Z

EST VA CLD: SFC/FL200 S0158 W07832 - S0200 W07820
- S0201 W07820 - S0204 W07832 - S0158 W07832 MOV
W 10KT

FCST VA CLD +6HR: 23/0130Z SFC/FL200 S0155 W07832
- S0200 W07820 - S0201 W07820 - S0202 W07833 -
S0155 W07832

FCST VA CLD +12HR: 23/0730Z NO VA EXP

FCST VA CLD +18HR: 23/1330Z NO VA EXP

RMK: VA NOT VISIBLE IN STLT IMG PSBLY DUE TO
HEAVY MET CLD CVR. VA EMS MAY CONT. W MVMT EXP
THRU T+6. FCST BASED ON MDL WINDS. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20251023/0200Z

Received FVXX20 at 17:43 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/1741Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/1041

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: PSBL VA EMS

EST VA DTG: 22/1710Z

EST VA CLD: SFC/FL160 N0005 W07746 - S0004 W07739
- S0005 W07740 - N0000 W07751 - N0005 W07746 MOV
NW 5KT

FCST VA CLD +6HR: 22/2300Z SFC/FL160 S0000 W07751
- S0004 W07740 - S0005 W07740 - S0006 W07752 -
S0000 W07751

FCST VA CLD +12HR: 23/0500Z SFC/FL160 N0005
W07746 - S0004 W07739 - S0005 W07740 - N0000
W07751 - N0005 W07746

FCST VA CLD +18HR: 23/1100Z SFC/FL160 N0005
W07746 - S0004 W07739 - S0005 W07740 - N0000
W07751 - N0005 W07746

RMK: VA NOT CRNTLY DETECTED IN STLT IMG. VA EMS
MAY CONT BASED ON PREV ACTIVITY. MDL GUIDANCE
SUGGESTS NW MVMT TO SHIFT W BY T+6. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20251022/2345Z

Received FVXX22 at 16:48 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/1646Z

VAAC: WASHINGTON

VOLCANO: FUEGO 342090
PSN: N1428 W09052

AREA: GUATEMALA

SUMMIT ELEV: 12346 FT [3763 M]

ADVISORY NR: 2025/444

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

ERUPTION DETAILS: ONGOING VA EMS

EST VA DTG: 22/1610Z

EST VA CLD: SFC/FL140 N1428 W09053 - N1428 W09052
- N1418 W09100 - N1423 W09104 - N1428 W09053 MOV
SW 15KT

FCST VA CLD +6HR: 22/2200Z SFC/FL140 N1428 W09053
- N1427 W09052 - N1417 W09100 - N1422 W09104 -
N1428 W09053

FCST VA CLD +12HR: 23/0400Z SFC/FL140 N1428
W09053 - N1427 W09052 - N1417 W09100 - N1422
W09104 - N1428 W09053

FCST VA CLD +18HR: 23/1000Z SFC/FL140 N1428
W09053 - N1428 W09052 - N1418 W09102 - N1424
W09105 - N1428 W09053

RMK: SML VA EMS OBS IN WEBCAM. VA NOT VISIBLE IN
STLT IMG. SW MVMT FM SUMMIT EXP THRU T+18. FCST
BASED ON MDL WINDS. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20251022/2245Z

Received FVXX24 at 14:01 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/1358Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/773

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: LKLY LGT VA EM

EST VA DTG: 22/1330Z

EST VA CLD: SFC/FL200 S0155 W07837 - S0200 W07820
- S0201 W07820 - S0200 W07838 - S0155 W07837 MOV
W 10KT

FCST VA CLD +6HR: 22/1930Z SFC/FL200 S0155 W07841
- S0159 W07820 - S0201 W07820 - S0203 W07841 -
S0155 W07841

FCST VA CLD +12HR: 23/0130Z NO VA EXP

FCST VA CLD +18HR: 23/0730Z NO VA EXP

RMK: EVDNCE OF VOL ACT OBS IN STLT IMG. VA EM DIR
NOT OBS IN STLT IMG DUE TO MET CLD CVR. EXP W
MOVNT THRU T+6 HRS. FL BSD ON PST ACT. FCST BSD
ON NWP MDLS. ...LINER

NXT ADVISORY: WILL BE ISSUED BY 20251022/2000Z

Received FVXX20 at 12:18 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/1215Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/1040

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

ERUPTION DETAILS: ONGOING VA EM

OBS VA DTG: 22/1140Z

OBS VA CLD: SFC/FL160 S0004 W07740 - S0005 W07738
- S0020 W07800 - S0013 W07805 - S0004 W07740 MOV
SW 10KT

FCST VA CLD +6HR: 22/1730Z SFC/FL160 N0015 W07752
- S0004 W07738 - S0007 W07740 - N0007 W07801 -
N0015 W07752

FCST VA CLD +12HR: 22/2330Z SFC/FL160 N0010
W07803 - S0004 W07738 - S0006 W07739 - S0001
W07808 - N0010 W07803

FCST VA CLD +18HR: 23/0530Z SFC/FL160 N0013
W07802 - S0004 W07738 - S0006 W07740 - N0001
W07808 - N0013 W07802

RMK: VONA RCVD FOR VA EM MOVNG SW FM SUMMIT.
EVDNCE OF VA OBS IN STLT IMG AT APX 25 NMI WSW FM
SUMMIT. VA EM ALSO OBS IN WEBCAM. EXP GEN WNW
MOVNT THRU T+18 HRS. FL AND OBS DIR BSD ON VONA. FCST
BSD ON NWP MDLS. ...LINER

NXT ADVISORY: WILL BE ISSUED BY 20251022/1815Z

Received FVXX22 at 10:45 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/1042Z

VAAC: WASHINGTON

VOLCANO: FUEGO 342090
PSN: N1428 W09052

AREA: GUATEMALA

SUMMIT ELEV: 12346 FT [3763 M]

ADVISORY NR: 2025/443

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

ERUPTION DETAILS: FRQNT VA EM

OBS VA DTG: 22/1010Z

OBS VA CLD: SFC/FL140 N1428 W09053 - N1428 W09052
- N1413 W09058 - N1416 W09106 - N1428 W09053 MOV
SW 15KT

FCST VA CLD +6HR: 22/1600Z SFC/FL140 N1428 W09053
- N1428 W09052 - N1411 W09107 - N1417 W09113 -
N1428 W09053

FCST VA CLD +12HR: 22/2200Z SFC/FL140 N1428
W09053 - N1428 W09052 - N1408 W09102 - N1413
W09110 - N1428 W09053

FCST VA CLD +18HR: 23/0400Z SFC/FL140 N1428
W09053 - N1428 W09052 - N1410 W09107 - N1417
W09113 - N1428 W09053

RMK: VA EM FM SUMMIT OBS IN WEBCAM. VA ALSO OBS
IN STLT IMG MOVNG SW AT APX 15 NMI FM SUMMIT. EXP
GEN SW MOVNT THRU T+18 HRS. FL BSD ON PST ACT.
FCST BSD ON NWP MDLS. ...LINER

NXT ADVISORY: WILL BE ISSUED BY 20251022/1645Z

Received FVXX24 at 08:23 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/0821Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/772

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 22/0800Z

OBS VA CLD: SFC/FL200 S0156 W07836 - S0200 W07820
- S0201 W07820 - S0200 W07836 - S0156 W07836 MOV
W 10KT

FCST VA CLD +6HR: 22/1400Z SFC/FL200 S0156 W07836
- S0200 W07820 - S0201 W07820 - S0201 W07836 -
S0156 W07836

FCST VA CLD +12HR: 22/2000Z NO VA EXP

FCST VA CLD +18HR: 23/0200Z NO VA EXP

RMK: THIN VA PLUME DETECTED ON STLT MOVG W OF
SUMMIT. HOTSPOT ON SWIR. NO CHG FCST TO MDL WINDS
AT FL NXT 6 HR, ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20251022/1415Z

Received FVXX22 at 07:45 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/0742Z

VAAC: WASHINGTON

VOLCANO: FUEGO 342090
PSN: N1428 W09052

AREA: GUATEMALA

SUMMIT ELEV: 12346 FT [3763 M]

ADVISORY NR: 2025/442

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ENDED

OBS VA DTG: 22/0720Z

OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA

FCST VA CLD +6HR: 22/1330Z NO VA EXP

FCST VA CLD +12HR: 22/1930Z NO VA EXP

FCST VA CLD +18HR: 23/0130Z NO VA EXP

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

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX20 at 06:39 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/0637Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0005 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/1039

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

ERUPTION DETAILS: ONGOING VA EMS

EST VA DTG: 22/0610Z

EST VA CLD: SFC/FL150 N0004 W07755 - S0004 W07739
- S0005 W07739 - S0001 W07756 - N0004 W07755 MOV
W 10KT

FCST VA CLD +6HR: 22/1200Z SFC/FL150 N0004 W07755
- S0004 W07739 - S0004 W07740 - S0001 W07756 -
N0004 W07755

FCST VA CLD +12HR: 22/1800Z SFC/FL150 N0004
W07755 - S0004 W07740 - S0005 W07740 - S0001
W07756 - N0004 W07755

FCST VA CLD +18HR: 23/0000Z SFC/FL150 N0004
W07755 - S0004 W07740 - S0004 W07740 - S0001
W07756 - N0004 W07755

RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
SUMMIT AREA. WEBCAM SHOWS OCNL VA EMS. NO CHG
FCST TO MDL WINDS AT FL NXT 18 HR. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20251022/1230Z

Received FVXX24 at 02:34 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/0232Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/771

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: NEW VA EMS

OBS VA DTG: 22/0210Z

OBS VA CLD: SFC/FL200 S0153 W07837 - S0200 W07820
- S0201 W07820 - S0157 W07837 - S0153 W07837 MOV
W 10KT

FCST VA CLD +6HR: 22/0800Z SFC/FL200 S0149 W07849
- S0200 W07820 - S0201 W07820 - S0155 W07850 -
S0149 W07849

FCST VA CLD +12HR: 22/1400Z NO VA EXP

FCST VA CLD +18HR: 22/2000Z NO VA EXP

RMK: VA DETECTED ON STLT MOVG WNW OF SUMMIT.
HOTSPOT ON SWIR. NO CHG FCST TO MDL WINDS AT FL
NXT 6 HR. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20251022/0845Z

Received FVXX22 at 02:23 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/0221Z

VAAC: WASHINGTON

VOLCANO: FUEGO 342090
PSN: N1428 W09052

AREA: GUATEMALA

SUMMIT ELEV: 12346 FT [3763 M]

ADVISORY NR: 2025/441

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: ONGOING VA EMS

EST VA DTG: 22/0200Z

EST VA CLD: SFC/FL140 N1428 W09053 - N1428 W09052
- N1420 W09101 - N1425 W09104 - N1428 W09053 MOV
SW 15KT

FCST VA CLD +6HR: 22/0800Z SFC/FL140 N1428 W09053
- N1428 W09052 - N1420 W09101 - N1425 W09105 -
N1428 W09053

FCST VA CLD +12HR: 22/1400Z SFC/FL140 N1428
W09052 - N1427 W09053 - N1420 W09101 - N1425
W09105 - N1428 W09052

FCST VA CLD +18HR: 22/2000Z NO VA EXP

RMK: VA NOT DETECTED ON STLT DUE TO THK 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 20251022/0815Z

Received FVXX20 at 00:53 UTC, 22/10/25 from KNES
VA ADVISORY
DTG: 20251022/0051Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT [3562 M]

ADVISORY NR: 2025/1038

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

ERUPTION DETAILS: NEW VA EMS

EST VA DTG: 22/0030Z

EST VA CLD: SFC/FL170 N0001 W07753 - S0004 W07739
- S0005 W07740 - S0004 W07754 - N0001 W07753 MOV
W 10KT

FCST VA CLD +6HR: 22/0630Z SFC/FL170 N0004 W07755
- S0004 W07739 - S0005 W07740 - S0001 W07756 -
N0004 W07755

FCST VA CLD +12HR: 22/1230Z SFC/FL170 N0004
W07755 - S0004 W07739 - S0005 W07740 - S0001
W07756 - N0004 W07755

FCST VA CLD +18HR: 22/1830Z SFC/FL170 N0005
W07755 - S0004 W07739 - S0005 W07740 - S0001
W07757 - N0005 W07755

RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
SUMMIT AREA. VONA INDICATES VA EMS AND WEBCAM
CONFIRMS. MDL WINDS AT FL FCST TO VEER NXT 6 HR
BECMG MORE FM THE ESE. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20251022/0645Z

Received FVXX24 at 20:57 UTC, 21/10/25 from KNES
VA ADVISORY -CORRECTION
DTG: 20251021/2055Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/770

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

ERUPTION DETAILS: VA EMS HAS DISP IN STLT IMAGERY

OBS VA DTG: 21/2020Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.

FCST VA CLD +6HR: 22/0230Z NO VA EXP

FCST VA CLD +12HR: 22/0830Z NO VA EXP

FCST VA CLD +18HR: 22/1430Z NO VA EXP

RMK: CORRECTED FOR ERUPTION DETAILS. VA HAS DISP
IN STLT IMAGERY. NO NEW EMS OBS. NO RPRTS OF VA
EMS. ...FISHER

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX21 at 20:50 UTC, 21/10/25 from KNES
VA ADVISORY -CORRECTION
DTG: 20251021/2047Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT [5393 M]

ADVISORY NR: 2025/441

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

ERUPTION DETAILS: VA EMS HAS DISP IN STLT IMAGERY

OBS VA DTG: 21/2020Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.

FCST VA CLD +6HR: 22/0230Z NO VA EXP

FCST VA CLD +12HR: 22/0830Z NO VA EXP

FCST VA CLD +18HR: 22/1430Z NO VA EXP

RMK: RE-SUSPENDED VA HAS DISP. NO NEW EMS OBS. NO
RPRTS OF VA EMS. ...FISHER

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX21 at 20:07 UTC, 21/10/25 from KNES
VA ADVISORY
DTG: 20251021/2005Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT [5393 M]

ADVISORY NR: 2025/441

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

ERUPTION DETAILS:

OBS VA DTG: 21/1951Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.

FCST VA CLD +6HR: 22/0200Z NO VA EXP

FCST VA CLD +12HR: 22/0800Z NO VA EXP

FCST VA CLD +18HR: 22/1400Z NO VA EXP

RMK: RE-SUSPENDED VA HAS DISP IN STLT IMAGERY. NO
NEW EMS OBS. NO RPRTS OF NEW EMS. ...FISHER

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX21 at 14:20 UTC, 21/10/25 from KNES
VA ADVISORY -CORRECTION
DTG: 20251021/1418Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT [5393 M]

ADVISORY NR: 2025/440

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

ERUPTION DETAILS: NO ERUPTION - RE-SUSPENDED VA

OBS VA DTG: 21/1351Z

OBS VA CLD: SFC/FL170 N1904 W09854 - N1901 W09837
- N1901 W09837 - N1859 W09854 - N1904 W09854 MOV
W 15KT

FCST VA CLD +6HR: 21/2000Z SFC/FL170 N1901 W09854
- N1901 W09837 - N1901 W09837 - N1858 W09853 -
N1901 W09854

FCST VA CLD +12HR: 22/0200Z NO VA EXP

FCST VA CLD +18HR: 22/0800Z NO VA EXP

RMK: CORRECTING FOR ERUPTION DETAILS.
RE-SUSPENDED ASH OBS IN WEBCAM AND STLT IMG MOV W
EXT APRX 15NM FM SUMMIT. W MVMT EXP THRU T+6.
FCST BASED ON STLT AND MDL WINDS. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20251021/2015Z

Received FVXX21 at 14:12 UTC, 21/10/25 from KNES
VA ADVISORY
DTG: 20251021/1409Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT [5393 M]

ADVISORY NR: 2025/440

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

ERUPTION DETAILS: RE-SUSPENDED ASH

OBS VA DTG: 21/1351Z

OBS VA CLD: SFC/FL170 N1904 W09854 - N1901 W09837
- N1901 W09837 - N1859 W09854 - N1904 W09854 MOV
W 15KT

FCST VA CLD +6HR: 21/2000Z SFC/FL170 N1901 W09854
- N1901 W09837 - N1901 W09837 - N1858 W09853 -
N1901 W09854

FCST VA CLD +12HR: 22/0200Z NO VA EXP

FCST VA CLD +18HR: 22/0800Z NO VA EXP

RMK: RE-SUSPENDED ASH OBS IN WEBCAM AND STLT IMG
MOV W EXT APRX 15NM FM SUMMIT. W MVMT EXP THRU
T+6. FCST BASED ON STLT AND MDL WINDS. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20251021/2015Z

Received FVXX25 at 06:41 UTC, 21/10/25 from KNES
VA ADVISORY
DTG: 20251021/0638Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT [5279 M]

ADVISORY NR: 2025/527

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ENDED

OBS VA DTG: 21/0620Z

OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA

FCST VA CLD +6HR: 21/0930Z NO VA EXP

FCST VA CLD +12HR: 21/1530Z NO VA EXP

FCST VA CLD +18HR: 21/2130Z NO VA EXP

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

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX25 at 00:53 UTC, 21/10/25 from KNES
VA ADVISORY
DTG: 20251021/0051Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT [5279 M]

ADVISORY NR: 2025/526

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

ERUPTION DETAILS: NEW VA EMS

EST VA DTG: 21/0030Z

EST VA CLD: SFC/FL190 N0459 W07528 - N0453 W07519
- N0452 W07519 - N0453 W07529 - N0459 W07528 MOV
W 10KT

FCST VA CLD +6HR: 21/0630Z SFC/FL190 N0502 W07535
- N0453 W07519 - N0452 W07519 - N0454 W07538 -
N0502 W07535

FCST VA CLD +12HR: 21/1230Z NO VA EXP

FCST VA CLD +18HR: 21/1830Z NO VA EXP

RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
SUMMIT AREA. VONA INDICATES VA EMS. NO CHG FCST
TO MDL WINDS AT FL NXT 6 HR. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20251021/0645Z

Received FVXX21 at 06:39 UTC, 20/10/25 from KNES
VA ADVISORY
DTG: 20251020/0636Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT [5393 M]

ADVISORY NR: 2025/439

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ENDED

OBS VA DTG: 20/0626Z

OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA

FCST VA CLD +6HR: 20/1230Z NO VA EXP

FCST VA CLD +12HR: 20/1830Z NO VA EXP

FCST VA CLD +18HR: 21/0030Z NO VA EXP

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

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX23 at 03:48 UTC, 20/10/25 from KNES
VA ADVISORY
DTG: 20251020/0346Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SUMMIT ELEV: 12287 FT [3745 M]

ADVISORY NR: 2025/693

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ENDED

OBS VA DTG: 20/0320Z

OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA

FCST VA CLD +6HR: 20/0930Z NO VA EXP

FCST VA CLD +12HR: 20/1530Z NO VA EXP

FCST VA CLD +18HR: 20/2130Z 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 FVXX23 at 22:01 UTC, 19/10/25 from KNES
VA ADVISORY
DTG: 20251019/2159Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SUMMIT ELEV: 12287 FT [3745 M]

ADVISORY NR: 2025/692

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: PSBL LGT VA EM

EST VA DTG: 19/2130Z

EST VA CLD: SFC/FL140 N1446 W09133 - N1445 W09132
- N1434 W09147 - N1441 W09152 - N1446 W09133 MOV
SW 15KT

FCST VA CLD +6HR: 20/0330Z SFC/FL140 N1446 W09132
- N1444 W09132 - N1435 W09155 - N1444 W09159 -
N1446 W09132

FCST VA CLD +12HR: 20/0930Z NO VA EXP

FCST VA CLD +18HR: 20/1530Z NO VA EXP

RMK: VA EM NOT OBS IN STLT IMG DUE TO MET CLD
CVR. EXP WSW MONVT THRU T+6 HRS. PRSNT VA AND FL
BSD ON PST ACT. FCST BSD ON NWP MDLS. ...LINER

NXT ADVISORY: WILL BE ISSUED BY 20251020/0400Z

Received FVXX23 at 16:19 UTC, 19/10/25 from KNES
VA ADVISORY
DTG: 20251019/1616Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SUMMIT ELEV: 12287 FT [3745 M]

ADVISORY NR: 2025/691

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: OCNL LGT VA EM

OBS VA DTG: 19/1540Z

OBS VA CLD: SFC/FL140 N1446 W09132 - N1444 W09132
- N1438 W09155 - N1444 W09156 - N1446 W09132 MOV
W 15KT

FCST VA CLD +6HR: 19/2130Z SFC/FL140 N1446 W09132
- N1444 W09132 - N1434 W09156 - N1440 W09159 -
N1446 W09132

FCST VA CLD +12HR: 20/0330Z SFC/FL140 N1446
W09132 - N1444 W09132 - N1437 W09200 - N1444
W09201 - N1446 W09132

FCST VA CLD +18HR: 20/0930Z NO VA EXP

RMK: VA EM OBS IN STLT IMG MOVNG W FRM SUMMIT.
EXP W TO WSW MOVNT THRU T+12 HRS. FL BSD ON PST
ACT. FCST BSD ON NWP MDLS. ...LINER

NXT ADVISORY: WILL BE ISSUED BY 20251019/2215Z

Received FVXX23 at 10:31 UTC, 19/10/25 from KNES
VA ADVISORY
DTG: 20251019/1028Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SUMMIT ELEV: 12287 FT [3745 M]

ADVISORY NR: 2025/690

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: VA EMS OBS

OBS VA DTG: 19/1000Z

OBS VA CLD: SFC/FL140 N1446 W09133 - N1444 W09132
- N1438 W09143 - N1443 W09146 - N1446 W09133 MOV
SW 10KT

FCST VA CLD +6HR: 19/1600Z SFC/FL140 N1446 W09132
- N1444 W09132 - N1421 W09209 - N1440 W09216 -
N1446 W09132

FCST VA CLD +12HR: 19/2200Z SFC/FL140 N1446
W09132 - N1444 W09132 - N1417 W09203 - N1437
W09215 - N1446 W09132

FCST VA CLD +18HR: 20/0400Z NO VA EXP

RMK: VA EMS OBS IN STLT IMG UP TO APPRX 10NM FM
SUMMIT. NWP MDL GUIDANCE FCSTS GEN SW MOVMT THRU
T+12. HGT AND SPEED BASED ON MOVMT AND NWP MDLS.
...MONAGHAN

NXT ADVISORY: WILL BE ISSUED BY 20251019/1630Z

Received FVXX25 at 01:15 UTC, 19/10/25 from KNES
VA ADVISORY
DTG: 20251019/0113Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/763

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ENDED

OBS VA DTG: 19/0050Z

OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA

FCST VA CLD +6HR: 19/0700Z NO VA EXP

FCST VA CLD +12HR: 19/1300Z NO VA EXP

FCST VA CLD +18HR: 19/1900Z NO VA EXP

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

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX23 at 01:07 UTC, 19/10/25 from KNES
VA ADVISORY
DTG: 20251019/0105Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SUMMIT ELEV: 12287 FT [3745 M]

ADVISORY NR: 2025/689

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA EMS ENDED

OBS VA DTG: 19/0030Z

OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA

FCST VA CLD +6HR: 19/0630Z NO VA EXP

FCST VA CLD +12HR: 19/1230Z NO VA EXP

FCST VA CLD +18HR: 19/1830Z NO VA EXP

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

NXT ADVISORY: NO FURTHER ADVISORIES

Received FVXX25 at 19:40 UTC, 18/10/25 from KNES
VA ADVISORY
DTG: 20251018/1938Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT [5286 M]

ADVISORY NR: 2025/762

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

ERUPTION DETAILS: VA EM DTCTD

OBS VA DTG: 18/1850Z

OBS VA CLD: SFC/FL200 S0159 W07820 - S0202 W07819
- S0216 W07847 - S0204 W07851 - S0159 W07820 MOV
W 15KT

FCST VA CLD +6HR: 19/0100Z SFC/FL200 S0156 W07858
- S0158 W07820 - S0202 W07820 - S0211 W07857 -
S0156 W07858

FCST VA CLD +12HR: 19/0700Z SFC/FL200 S0158
W07819 - S0202 W07819 - S0220 W07855 - S0204
W07859 - S0158 W07819

FCST VA CLD +18HR: 19/1300Z NO VA EXP

RMK: VONA RCVD FOR VA EM FM SUMMIT. VA OBS IN
STLT IMG MOVNG WSW AT APX 30 NMI FM SUMMIT. EXP W
TO WSW MOVNT THRU T+12 HRS. FL BSD ON VONA. FCST
BSD ON NWP MDLS. ...LINER

NXT ADVISORY: WILL BE ISSUED BY 20251019/0145Z

Received FVXX25 at 12:43 UTC, 16/10/25 from KNES
VA ADVISORY
DTG: 20251016/1240Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT [5279 M]

ADVISORY NR: 2025/523

INFO SOURCE: GOES-19. WEBCAM.

ERUPTION DETAILS: NO VA OBS

OBS VA DTG: 16/1210Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.

FCST VA CLD +6HR: 16/1800Z NO VA EXP

FCST VA CLD +12HR: 17/0000Z NO VA EXP

FCST VA CLD +18HR: 17/0600Z NO VA EXP

RMK: VA NOT OBS ON STLT WITH WX CLDS IN THE AREA.
CLEAR WEBCAM SHOWS NO EMS. NO RCNT RPRTS OF VA
RCVD. ...EVANS

NXT ADVISORY: NO FURTHER ADVISORIES

Nil current VOLCANIC ASH.