IDV60074
** BUREAU of METEOROLOGY - Melbourne **
** INTERNATIONAL SIGMETS ** 20:01 UTC, 01/04/2026
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VA ADVISORY
DTG: 20260401/1945Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/352
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EM DTCTD
OBS VA DTG: 01/1920Z
OBS VA CLD: SFC/FL240 S0200 W07821 - S0201 W07819
- S0231 W07823 - S0226 W07839 - S0200 W07821 MOV
S 5KT
FCST VA CLD +6HR: 02/0130Z SFC/FL240 S0200 W07822
- S0201 W07819 - S0240 W07809 - S0240 W07834 -
S0200 W07822
FCST VA CLD +12HR: 02/0730Z SFC/FL240 S0201
W07822 - S0201 W07820 - S0238 W07810 - S0240
W07834 - S0201 W07822
FCST VA CLD +18HR: 02/1330Z NO VA EXP
RMK: VA EM OBS EARLIER IN WEBCAM AND IN STLT IMG
MOVNG SSW FM SUMMIT. LGT AND VAR WNDS EXP WITH
MOVNT TO S THRU T+12 HRS WITH MED CONFD. FL BSD
ON PAST ACTIVITY. FCST BSD ON NWP MDLS. ...LINER
NXT ADVISORY: WILL BE ISSUED BY 20260402/0145Z
NTTT SIGMET A2 VALID 011930/012330 NTAA-
NTTT TAHITI FIR/UIR EMBD TS FCST WI S2130 W13930 - S1745 W14515 -
S1530 W14415 - S1800 W14015 - S2130 W13930 TOP FL450 STNR NC=
KZAK SIGMET XRAY 4 VALID 011835/012235 PHFO- OAKLAND OCEANIC FIR EMBD
TS OBS AT 1835Z WI N0915 W14000 - N0915 W14245 - N0515 W14445 - N0330
W14445 - N0330 W14000 - N0915 W14000. TOP FL530. STNR. WKN.=
KZAK SIGMET UNIFORM 12 VALID 011835/012235 PHFO- OAKLAND OCEANIC FIR
EMBD TS OBS AT 1835Z WI N0645 E17330 - N0645 W17745 - S0200 W17745 -
S0200 W18000 - N0330 W18000 - N0330 E17330 - N0645 E17330. TOP FL560.
STNR. WKN.=
VAAAK2
VA ADVISORY
DTG: 20260401/1805Z
VAAC: ANCHORAGE
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: KAMCHATKA PENINSULA
SOURCE ELEV: 10771 FT AMSL
ADVISORY NR: 2026/082
RMK: PLEASE SEE FVFE01 RJTD ISSUED BY VAAC TOKYO WHICH DESCRIBES
CONDITIONS NEAR THE VAAC ANCHORAGE AREA OF RESPONSIBILITY...SC
VA ADVISORY
DTG: 20260401/1800Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/111
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY
OBS VA DTG: 01/1720Z
OBS VA CLD: SFC/FL290 N6053 E16523 - N6035 E16851 - N5727 E17505 -
N5701 E17411 MOV NE 20KT
FCST VA CLD +6 HR: 01/2320Z SFC/FL290 N5741 E17816 - N5557 E17827 -
N6014 E17037 - N6134 E16448 - N6152 E17030
FCST VA CLD +12 HR: 02/0520Z SFC/FL290 N5841 W17954 - N5419 W17723 -
N6039 E17322 - N6211 E16613 - N6230 E17425
FCST VA CLD +18 HR: 02/1120Z SFC/FL290 N5107 W17240 - N5505 W17753 -
N5946 E17814 - N6246 E16810 - N6127 W17825
RMK: SOME PART OF VA OBSCURED BY MET CLOUD.
NXT ADVISORY: 20260402/0000Z=
VAWR7342 WAAF 04011710
[ASHTAM 7342
A]WAAF
B]04011710
C]DUKONO 268010
D]N0142E12754
E]YELLOW ALERT
F]SFC/FL070 N0206 E12747 - N0157 E12823 - N0131
E12828 - N0104 E12809 - N0122 E12719 - N0149 E12725 - N0206
E12747 G]MOV E 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL070, LAST OBS EXT E AT 01/1420Z
FCST VA CLD +6 HR: 01/2310Z SFC/FL070 N0159 E12746 - N0157
E12810 - N0117 E12815 - N0108 E12748 - N0128 E12723 - N0159
E12746 FCST VA CLD +12 HR: 02/0510Z SFC/FL070 N0154 E12803 - N0116
E12816 - N0104 E12750 - N0121 E12729 - N0154 E12745 - N0154
E12803 FCST VA CLD +18 HR: 02/1110Z SFC/FL070 N0151 E12759 - N0101
E12807 - N0107 E12723 - N0152 E12750 - N0151 E12759
RMK: VA NOT IDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD AND
DARKNESS. VA EMISSION IS EXPECTED TO BE ONGOING. HEIGHT AND
MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
MODEL GUIDANCE. WINDS LIGHT AND VARIABLE REDUCING FORECAST
CONFIDENCE.]
VA ADVISORY
DTG: 20260401/1725Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/61
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070, LAST OBS EXT E AT 01/1420Z
EST VA DTG: 01/1710Z
EST VA CLD: SFC/FL070 N0206 E12747 - N0157 E12823 - N0131
E12828 - N0104 E12809 - N0122 E12719 - N0149 E12725 MOV E
05KT
FCST VA CLD +6 HR: 01/2310Z SFC/FL070 N0159 E12746 - N0157
E12810 - N0117 E12815 - N0108 E12748 - N0128 E12723
FCST VA CLD +12 HR: 02/0510Z SFC/FL070 N0154 E12803 - N0116
E12816 - N0104 E12750 - N0121 E12729 - N0154 E12745
FCST VA CLD +18 HR: 02/1110Z SFC/FL070 N0151 E12759 - N0101
E12807 - N0107 E12723 - N0152 E12750
RMK: VA NOT IDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD AND
DARKNESS. VA EMISSION IS EXPECTED TO BE ONGOING. HEIGHT AND
MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
MODEL GUIDANCE. WINDS LIGHT AND VARIABLE REDUCING FORECAST
CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/2325Z=
VA ADVISORY
DTG: 20260401/1658Z
VAAC: WASHINGTON
VOLCANO: FUEGO 342090
PSN: N1428 W09052
AREA: GUATEMALA
SOURCE ELEV: 12346 FT AMSL
ADVISORY NR: 2026/385
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: ONGOING VA EM
EST VA DTG: 01/1630Z
EST VA CLD: SFC/FL140 N1440 W09036 - N1430 W09030
- N1426 W09053 - N1428 W09053 - N1440 W09036 MOV
NE 5KT
FCST VA CLD +6HR: 01/2230Z SFC/FL140 N1449 W09036
- N1435 W09025 - N1426 W09052 - N1428 W09054 -
N1449 W09036
FCST VA CLD +12HR: 02/0430Z SFC/FL140 N1450
W09035 - N1436 W09024 - N1426 W09052 - N1428
W09053 - N1450 W09035
FCST VA CLD +18HR: 02/1030Z SFC/FL140 N1446
W09029 - N1432 W09020 - N1426 W09052 - N1428
W09053 - N1446 W09029
RMK: VA EM SEEN EARLIER IN WEBCAM THO NOT CRNTLY
SEEN IN WEBCAM OR STLT IMG DUE TO IMG OBSCD BY
MET CLDS. EXP ENE MOVNT THRU T+18 HRS. FL BSD ON
PST ACT. FCST BSD ON NWP MDLS. ...LINER
NXT ADVISORY: WILL BE ISSUED BY 20260401/2300Z
VA ADVISORY
DTG: 20260401/1641Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/419
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260401/1618Z FL090 EXTD SW REPORTED
OBS VA DTG: 01/1620Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL090 090/2KT
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=
VAWR7341 WAAF 04011510
[ASHTAM 7341
A]WAAF
B]04010954
C]SEMERU 263300
D]S0806E11255
E]ORANGE ALERT
F]SFC/FL150 S0810 E11304 - S0824 E11248 - S0809
E11228 - S0751 E11239 - S0755 E11257 - S0810 E11304
G]MOV W 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL150 LAST OBS AT 31/2340Z
FCST VA CLD +6 HR: 01/2110Z SFC/FL150 S0813 E11302 - S0815
E11230 - S0746 E11238 - S0755 E11303 - S0813 E11302
FCST VA CLD +12 HR: 02/0310Z SFC/FL150 S0813 E11305 - S0818
E11242 - S0803 E11235 - S0751 E11245 - S0758 E11304 - S0813
E11305FCST VA CLD +18 HR: 02/0910Z SFC/FL150 S0810 E11300 - S0812
E11234 - S0750 E11239 - S0801 E11302 - S0810 E11300
RMK: VA NOT IDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD.
INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. VA HEIGHT
AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REP AND
MODEL GUIDANCE. LOW CONFIDENCE IN FORECAST DUE TO LIGHT
WINDS. ]
VA ADVISORY
DTG: 20260401/1530Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/373
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 LAST OBS AT 31/2340Z
EST VA DTG: 01/1510Z
EST VA CLD: SFC/FL150 S0810 E11304 - S0824 E11248 - S0809
E11228 - S0751 E11239 - S0755 E11257 MOV W 05KT
FCST VA CLD +6 HR: 01/2110Z SFC/FL150 S0813 E11302 - S0815
E11230 - S0746 E11238 - S0755 E11303
FCST VA CLD +12 HR: 02/0310Z SFC/FL150 S0813 E11305 - S0818
E11242 - S0803 E11235 - S0751 E11245 - S0758 E11304
FCST VA CLD +18 HR: 02/0910Z SFC/FL150 S0810 E11300 - S0812
E11234 - S0750 E11239 - S0801 E11302
RMK: VA NOT IDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD.
INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. VA HEIGHT
AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REP AND
MODEL GUIDANCE. LOW CONFIDENCE IN FORECAST DUE TO LIGHT
WINDS.
NXT ADVISORY: NO LATER THAN 20260401/2130Z=
VAWR7340 WAAF 04011440
[ASHTAM 7340
A]WAAF
B]04011255
C]IBU 268030
D]N0129E12738
E]ORANGE ALERT
F]SFC/FL070 N0129 E12753 - N0108 E12735 - N0116
E12717 - N0137 E12714 - N0145 E12739 - N0129 E12753
G]MOV W 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL070 LAST REP AT 01/1347Z MOV W
FCST VA CLD +6 HR: 01/2040Z SFC/FL070 N0131 E12751 - N0107
E12738 - N0116 E12718 - N0132 E12713 - N0143 E12738 - N0131
E12751 FCST VA CLD +12 HR: 02/0240Z SFC/FL070 N0135 E12743 - N0110
E12743 - N0109 E12726 - N0123 E12717 - N0137 E12735 - N0135
E12743 FCST VA CLD +18 HR: 02/0840Z SFC/FL070 N0136 E12735 - N0135
E12743 - N0109 E12746 - N0114 E12720 - N0136 E12735
RMK: INTERMITTENT VA EMISSIONS IDENTIFIED ON EARLIER VISIBLE
AND RGB SAT IMAGERY, NOW OBSCURED BY MET CLOUD. HEIGHT AND
MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE. WINDS LIGHT AND VARIABLE REDUCING FORECAST
CONFIDENCE. ]
VA ADVISORY
DTG: 20260401/1503Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0004 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/311
INFO SOURCE: GOES-19. VONA. NWP MODELS. HYSPLIT.
GEOPHYSICAL INST.
ERUPTION DETAILS: NEW VA EMS OBS
OBS VA DTG: 01/1430Z
OBS VA CLD: SFC/FL150 S0000 W07732 - S0004 W07729
- S0010 W07742 - S0004 W07746 - S0000 W07732 MOV
E 5KT SFC/FL175 S0002 W07731 - S0010 W07725 -
S0020 W07738 - S0017 W07740 - S0008 W07731 -
S0003 W07735 - S0002 W07731 MOV E 10KT
FCST VA CLD +6HR: 01/2030Z SFC/FL150 S0000 W07740
- S0005 W07717 - S0021 W07732 - S0003 W07747 -
S0000 W07740 SFC/FL175 S0000 W07633 - S0010
W07625 - S0035 W07645 - S0032 W07649 - S0000
W07633
FCST VA CLD +12HR: 02/0230Z SFC/FL150 S0003
W07738 - S0019 W07717 - S0027 W07728 - S0007
W07741 - S0003 W07738 SFC/FL175 NO VA EXP
FCST VA CLD +18HR: 02/0830Z SFC/FL150 N0018
W07732 - N0013 W07721 - S0005 W07738 - S0005
W07741 - N0018 W07732
RMK: VONA RCVD RPRTNG NEW VA EMS TO FL150. VA EMS
OBS IN STLT IMG MOVNG E TO SE UP TO APPRX 15NM FM
SUMMIT. NWP MDL GUIDANCE FCSTS GEN SE TO NE MOVMT
THRU T+18. HGT BASED ON VONA AND IG RPRT. HYSPLIT
INDICATES HIGHER FL VA MOVNG GEN E TO SE.
...MONAGHAN
NXT ADVISORY: WILL BE ISSUED BY 20260401/2100Z
VA ADVISORY
DTG: 20260401/1500Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/371
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 LAST REP AT 01/1347Z MOV W
EST VA DTG: 01/1440Z
EST VA CLD: SFC/FL070 N0129 E12753 - N0108 E12735 - N0116
E12717 - N0137 E12714 - N0145 E12739 MOV W 05KT
FCST VA CLD +6 HR: 01/2040Z SFC/FL070 N0131 E12751 - N0107
E12738 - N0116 E12718 - N0132 E12713 - N0143 E12738
FCST VA CLD +12 HR: 02/0240Z SFC/FL070 N0135 E12743 - N0110
E12743 - N0109 E12726 - N0123 E12717 - N0137 E12735
FCST VA CLD +18 HR: 02/0840Z SFC/FL070 N0136 E12735 - N0135
E12743 - N0109 E12746 - N0114 E12720
RMK: INTERMITTENT VA EMISSIONS IDENTIFIED ON EARLIER VISIBLE
AND RGB SAT IMAGERY, NOW OBSCURED BY MET CLOUD. HEIGHT AND
MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE. WINDS LIGHT AND VARIABLE REDUCING FORECAST
CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/2100Z=
VA ADVISORY
DTG: 20260401/1403Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/351
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EMS OBS
OBS VA DTG: 01/1330Z
OBS VA CLD: SFC/FL240 S0200 W07821 - S0200 W07819
- S0235 W07818 - S0235 W07822 - S0200 W07821 MOV
S 15KT
FCST VA CLD +6HR: 01/1930Z SFC/FL240 S0159 W07821
- S0200 W07818 - S0248 W07813 - S0248 W07825 -
S0159 W07821
FCST VA CLD +12HR: 02/0130Z SFC/FL240 S0159
W07819 - S0244 W07803 - S0249 W07814 - S0201
W07822 - S0159 W07819
FCST VA CLD +18HR: 02/0730Z SFC/FL240 S0159
W07819 - S0245 W07805 - S0249 W07817 - S0200
W07822 - S0159 W07819
RMK: MULT VA CLDS OBS IN STTL IMG UP TO APPRX
35NM FM SUMMIT. VA EMS SEEN IN WEBCAM. NWP MDL
GUIDANCE FCSTS GEN S TO SE MOVMT THRU T+18. HGT
BASED ON WEBCAM, MOVMT, AND NWP MDLS. ...MONAGHAN
NXT ADVISORY: WILL BE ISSUED BY 20260401/2000Z
VA ADVISORY
DTG: 20260401/1323Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0004 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/310
INFO SOURCE: GOES-19. VONA. NWP MODELS.
ERUPTION DETAILS: VA EMS OBS
OBS VA DTG: 01/1300Z
OBS VA CLD: SFC/FL160 S0002 W07740 - S0006 W07736
- S0010 W07738 - S0005 W07742 - S0002 W07740 MOV
SE 5KT
FCST VA CLD +6HR: 01/1900Z SFC/FL160 S0003 W07739
- S0014 W07727 - S0020 W07734 - S0005 W07743 -
S0003 W07739
FCST VA CLD +12HR: 02/0100Z SFC/FL160 S0002
W07739 - S0010 W07725 - S0019 W07729 - S0005
W07742 - S0002 W07739
FCST VA CLD +18HR: 02/0700Z SFC/FL160 S0000
W07722 - S0009 W07722 - S0007 W07741 - S0001
W07740 - S0000 W07722
RMK: VONA RCVD RPRTNG VA EMS UP TO FL160. VA EMS
OBS IN STLT IMG UP TO APPRX 5NM FM SUMMIT. NWP
MDL GUIDANCE FCSTS LGT AND VARIABLE MOVMT GEN TO
THE SE TO E THRU T+18. HGT6 BASED ON VONA.
...MONAGHAN
NXT ADVISORY: WILL BE ISSUED BY 20260401/1930Z
VA ADVISORY
DTG: 20260401/1235Z
VAAC: BUENOS AIRES
VOLCANO: SABANCAYA 354006
PSN: S1547 W07150
AREA: PERU
SUMMIT ELEV: 19576 FT [5967 M]
ADVISORY NR: 2026/207
INFO SOURCE: GOES-E. GFS. WEBCAM.
AVIATION COLOUR CODE: NOT GIVEN
ERUPTION DETAILS: UNABLE TO DETECT
OBS VA DTG: 04/1200Z
OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA
FCST VA CLD +6 HR: 31/1800Z NOT AVBL
FCST VA CLD +12 HR: 01/0000Z NOT AVBL
FCST VA CLD +18 HR: 01/0600Z NOT AVBL
RMK: VA NOT IDENTIFIABLE FM SATELLITE DATA NOR
WEBCAM IMAGERY. ...SMN
NXT ADVISORY: NO FURTHER ADVISORIES=
VA ADVISORY
DTG: 20260401/1221Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/418
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260401/1159Z FL110 EXTD SW REPORTED
OBS VA DTG: 01/1200Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL110 040/2KT
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=
VAAAK2
VA ADVISORY
DTG: 20260401/1216Z
VAAC: ANCHORAGE
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: KAMCHATKA PENINSULA
SOURCE ELEV: 10771 FT AMSL
ADVISORY NR: 2026/081
RMK: PLEASE SEE FVFE01 RJTD ISSUED BY VAAC TOKYO WHICH DESCRIBES
CONDITIONS NEAR THE VAAC ANCHORAGE AREA OF RESPONSIBILITY...NS
VA ADVISORY
DTG: 20260401/1200Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/110
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY
OBS VA DTG: 01/1120Z
OBS VA CLD: SFC/FL290 N5922 E16413 - N5923 E16654 - N5712 E17123 -
N5622 E17040 MOV E 20KT
FCST VA CLD +6 HR: 01/1720Z SFC/FL300 N5744 E17406 - N5539 E17546 -
N5959 E16315 - N6033 E16747
FCST VA CLD +12 HR: 01/2320Z SFC/FL300 N5920 E17519 - N5353 W17901 -
N6059 E16331 - N6117 E17001
FCST VA CLD +18 HR: 02/0520Z SFC/FL290 N6010 E17752 - N5149 W17452 -
N5926 E17211 - N6033 E16642 - N6153 E16518 - N6148 E17328
RMK: SOME PART OF VA OBSCURED BY MET CLOUD.
NXT ADVISORY: 20260401/1800Z=
VAWR7339 WAAF 04011100
[ASHTAM 7339
A]WAAF
B]04011100
C]DUKONO 268010
D]N0142E12754
E]YELLOW ALERT
F]SFC/FL070 N0205 E12748 - N0204 E12817 - N0134 E12827 -
N0104 E12753 - N0115 E12720 - N0145 E12719 - N0205 E12748
G]MOV E 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL070 OBS EXT E AT 01/1100Z.
FCST VA CLD +6 HR: 01/1700Z SFC/FL070 N0202 E12753 - N0157
E12819 - N0135 E12824 - N0108 E12800 - N0122 E12719 - N0150
E12732 - N0202 E12753
FCST VA CLD +12 HR: 01/2300Z SFC/FL070 N0155 E12801 - N0138
E12812 - N0122 E12807 - N0115 E12748 - N0125 E12731 - N0153
E12741 - N0155 E12801
FCST VA CLD +18 HR: 02/0500Z SFC/FL070 N0155 E12745 - N0155
E12803 - N0120 E12811 - N0111 E12750 - N0125 E12731 - N0155
E12745 RMK: VA EMISSION IDENTIFIABLE ON RGB SAT IMAGERY MOV ENE.
HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND
REPORTS AND MODEL GUIDANCE. WINDS LIGHT AND VARIABLE
REDUCING FORECAST CONFIDENCE.]
VA ADVISORY
DTG: 20260401/1125Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/60
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS EXT E AT 01/1100Z
OBS VA DTG: 01/1100Z
OBS VA CLD: SFC/FL070 N0205 E12748 - N0204 E12817 - N0134
E12827 - N0104 E12753 - N0115 E12720 - N0145 E12719 MOV E
05KT
FCST VA CLD +6 HR: 01/1700Z SFC/FL070 N0202 E12753 - N0157
E12819 - N0135 E12824 - N0108 E12800 - N0122 E12719 - N0150
E12732
FCST VA CLD +12 HR: 01/2300Z SFC/FL070 N0155 E12801 - N0138
E12812 - N0122 E12807 - N0115 E12748 - N0125 E12731 - N0153
E12741
FCST VA CLD +18 HR: 02/0500Z SFC/FL070 N0155 E12745 - N0155
E12803 - N0120 E12811 - N0111 E12750 - N0125 E12731
RMK: VA EMISSION IDENTIFIABLE ON RGB SAT IMAGERY MOV ENE.
HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND
REPORTS AND MODEL GUIDANCE. WINDS LIGHT AND VARIABLE
REDUCING FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/1725Z=
VA ADVISORY
DTG: 20260401/1109Z
VAAC: WASHINGTON
VOLCANO: FUEGO 342090
PSN: N1428 W09052
AREA: GUATEMALA
SOURCE ELEV: 12346 FT AMSL
ADVISORY NR: 2026/384
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EMS ONGOING
OBS VA DTG: 01/1040Z
OBS VA CLD: SFC/FL140 N1430 W09043 - N1427 W09043
- N1426 W09052 - N1428 W09052 - N1430 W09043 MOV
E 5KT
FCST VA CLD +6HR: 01/1630Z SFC/FL140 N1432 W09039
- N1426 W09038 - N1426 W09052 - N1429 W09053 -
N1432 W09039
FCST VA CLD +12HR: 01/2230Z SFC/FL140 N1435
W09041 - N1430 W09039 - N1428 W09053 - N1435
W09041
FCST VA CLD +18HR: 02/0430Z SFC/FL140 N1439
W09046 - N1435 W09041 - N1426 W09052 - N1428
W09053 - N1439 W09046
RMK: VA EMS LKLY OBS IN STLT IMG THRU WX CLDS UP
TO APPRX 10NM FM SUMMIT. ONGOING VA EMS FQNTLY
SEEN IN WEBCAM. WX CLDS IN THE SUMMIT AREA LKLY
OBSCNG ADDTNL VA EMS. NWP MDL GUIDANCE FCSTS GEN
ENE TO NE MOVMT THRU T+18. ...MONAGHAN
NXT ADVISORY: WILL BE ISSUED BY 20260401/1715Z
VA ADVISORY
DTG: 20260401/1024Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/350
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EMS OBS
OBS VA DTG: 01/1000Z
OBS VA CLD: SFC/FL220 S0159 W07821 - S0201 W07819
- S0210 W07821 - S0208 W07826 - S0159 W07821 MOV
SW 15KT
FCST VA CLD +6HR: 01/1600Z SFC/FL220 S0159 W07820
- S0201 W07818 - S0229 W07829 - S0224 W07839 -
S0159 W07820
FCST VA CLD +12HR: 01/2200Z SFC/FL220 S0159
W07821 - S0200 W07819 - S0229 W07816 - S0229
W07828 - S0159 W07821
FCST VA CLD +18HR: 02/0400Z SFC/FL220 S0200
W07819 - S0226 W07808 - S0229 W07820 - S0201
W07821 - S0200 W07819
RMK: VA EMS OBS IN STLT IMG DISPERSING SSW UP TO
APPRX 10NM FM SUMMIT. VA EMS SEEN IN WEBCAM. NWP
MDL GUIDANCE FCSTS GEN SSW TO SSE MOVMT THRU
T+18. HGT BASED ON WEBCAM, NWP MDLS, AND MOVMT.
...MONAGHAN
NXT ADVISORY: WILL BE ISSUED BY 20260401/1630Z
VAWR7338 WAAF 04010910
[ASHTAM 7338
A]WAAF
B]03312200
C]SEMERU 263300
D]S0806E11255
E]ORANGE ALERT
F]SFC/FL150 S0756 E11253 - S0803 E11305 - S0817 E11305 -
S0825 E11243 - S0802 E11234 - S0756 E11253
G]MOV SW 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL150 LAST OBS AT 31/2340Z.
FCST VA CLD +6 HR: 01/1510Z SFC/FL150 S0811 E11304 - S0822
E11248 - S0811 E11235 - S0756 E11238 - S0754 E11256
FCST VA CLD +12 HR: 01/2110Z SFC/FL150 S0808 E11305 - S0816
E11254 - S0815 E11234 - S0747 E11240 - S0753 E11303
FCST VA CLD +18 HR: 02/0310Z SFC/FL150 S0816 E11305 - S0818
E11241 - S0803 E11236 - S0751 E11245 - S0753 E11304
RMK: VA NOT IDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD.
INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. VA HEIGHT
AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REP AND
MODEL GUIDANCE. LOW CONFIDENCE IN FORECAST DUE TO LIGHT
WINDS.]
VAWR7337 WAAF 04010840
[ASHTAM 7337
A]WAAF
B]03311310
C]IBU 268030
D]N0129E12738
E]ORANGE ALERT
F]SFC/FL070 N0128 E12753 - N0114 E12745 - N0113 E12727 -
N0128 E12717 - N0142 E12728 - N0143 E12745 - N0128 E12753
G]MOV SW 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL070 LAST OBS AT 31/2200Z MOV E.
FCST VA CLD +6 HR: 01/1440Z SFC/FL070 N0121 E12752 - N0109
E12732 - N0127 E12716 - N0143 E12729 - N0140 E12750 - N0121
E12752 FCST VA CLD +12 HR: 01/2040Z SFC/FL070 N0142 E12738 - N0131
E12751 - N0116 E12746 - N0105 E12735 - N0129 E12714 - N0142
E12738 FCST VA CLD +18 HR: 02/0240Z SFC/FL070 N0133 E12742 - N0110
E12743 - N0109 E12726 - N0122 E12718 - N0135 E12736 - N0133
E12742 RMK: INTERMITTENT VA EMISSIONS IDENTIFIED ON EARLIER VISIBLE
AND RGB SAT IMAGERY, NOW OBSCURED BY MET CLOUD. HEIGHT AND
MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE. WINDS BECOMING LIGHT AND VARIABLE REDUCING
FORECAST CONFIDENCE.]
VA ADVISORY
DTG: 20260401/0930Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/372
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 LAST OBS AT 31/2340Z
EST VA DTG: 01/0910Z
EST VA CLD: SFC/FL150 S0756 E11253 - S0803 E11305 - S0817
E11305 - S0825 E11243 - S0802 E11234 MOV SW 05KT
FCST VA CLD +6 HR: 01/1510Z SFC/FL150 S0811 E11304 - S0822
E11248 - S0811 E11235 - S0756 E11238 - S0754 E11256
FCST VA CLD +12 HR: 01/2110Z SFC/FL150 S0808 E11305 - S0816
E11254 - S0815 E11234 - S0747 E11240 - S0753 E11303
FCST VA CLD +18 HR: 02/0310Z SFC/FL150 S0816 E11305 - S0818
E11241 - S0803 E11236 - S0751 E11245 - S0753 E11304
RMK: VA NOT IDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD.
INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. VA HEIGHT
AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REP AND
MODEL GUIDANCE. LOW CONFIDENCE IN FORECAST DUE TO LIGHT
WINDS.
NXT ADVISORY: NO LATER THAN 20260401/1530Z=
VA ADVISORY
DTG: 20260401/0900Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/370
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 LAST OBS AT 31/2200Z MOV E
EST VA DTG: 01/0840Z
EST VA CLD: SFC/FL070 N0128 E12753 - N0114 E12745 - N0113
E12727 - N0128 E12717 - N0142 E12728 - N0143 E12745 MOV SW
05KT
FCST VA CLD +6 HR: 01/1440Z SFC/FL070 N0121 E12752 - N0109
E12732 - N0127 E12716 - N0143 E12729 - N0140 E12750
FCST VA CLD +12 HR: 01/2040Z SFC/FL070 N0142 E12738 - N0131
E12751 - N0116 E12746 - N0105 E12735 - N0129 E12714
FCST VA CLD +18 HR: 02/0240Z SFC/FL070 N0133 E12742 - N0110
E12743 - N0109 E12726 - N0122 E12718 - N0135 E12736
RMK: INTERMITTENT VA EMISSIONS IDENTIFIED ON EARLIER VISIBLE
AND RGB SAT IMAGERY, NOW OBSCURED BY MET CLOUD. HEIGHT AND
MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE. WINDS BECOMING LIGHT AND VARIABLE REDUCING
FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/1500Z=
VA ADVISORY
DTG: 20260401/0809Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0004 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/309
INFO SOURCE: GOES-19. NWP MODELS.
ERUPTION DETAILS: ONGOING VA EMS
OBS VA DTG: 01/0740Z
OBS VA CLD: SFC/FL140 S0000 W07751 - S0004 W07739
- S0005 W07740 - S0006 W07751 - S0000 W07751 MOV
W 5KT
FCST VA CLD +6HR: 01/1330Z SFC/FL140 S0004 W07740
- S0005 W07739 - S0017 W07739 - S0015 W07746 -
S0004 W07740
FCST VA CLD +12HR: 01/1930Z SFC/FL140 S0004
W07739 - S0004 W07726 - S0012 W07726 - S0005
W07740 - S0004 W07739
FCST VA CLD +18HR: 02/0130Z SFC/FL140 S0004
W07725 - S0013 W07726 - S0004 W07740 - S0004
W07739 - S0004 W07725
RMK: VA DETECTED ON STLT MOVG W OF SUMMIT.
HOTSPOT ON SWIR. MDL WINDS AT FL FCST TO BACK NXT
18 HR BECMG MORE FM THE E. ...KONON
NXT ADVISORY: WILL BE ISSUED BY 20260401/1415Z
VA ADVISORY
DTG: 20260401/0807Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/417
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260401/0750Z FL120 EXTD SSW REPORTED
OBS VA DTG: 01/0740Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL120 030/2KT
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=
VAAAK2
VA ADVISORY
DTG: 20260401/0600Z
VAAC: ANCHORAGE
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: KAMCHATKA PENINSULA
SOURCE ELEV: 10771 FT AMSL
ADVISORY NR: 2026/080
RMK: PLEASE SEE FVFE01 RJTD ISSUED BY VAAC TOKYO WHICH DESCRIBES
CONDITIONS NEAR THE VAAC ANCHORAGE AREA OF RESPONSIBILITY...BS
VA ADVISORY
DTG: 20260401/0635Z
VAAC: BUENOS AIRES
VOLCANO: SABANCAYA 354006
PSN: S1547 W07150
AREA: PERU
SUMMIT ELEV: 19576 FT [5967 M]
ADVISORY NR: 2026/206
INFO SOURCE: GOES-E. GFS. WEBCAM.
AVIATION COLOUR CODE: NOT GIVEN
ERUPTION DETAILS: UNABLE TO DETECT
OBS VA DTG: 01/0550Z
OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA
WINDS FL180 160/10KT - FL240 100/10KT - FL300
090/05KT
FCST VA CLD +6 HR: 01/1150Z NOT AVBL
FCST VA CLD +12 HR: 01/1750Z NOT AVBL
FCST VA CLD +18 HR: 01/2350Z NOT AVBL
RMK: VA NOT IDENTIFIABLE FM STLT NOR WEBCAM DUE
TO WX CLD COVER. ...SMN
NXT ADVISORY: WILL BE ISSUED BY 20260401/1235Z=
VAWR7336 WAAF 04010500
[ASHTAM 7336
A]WAAF
B]04010500
C]DUKONO 268010
D]N0142E12754
E]YELLOW ALERT
F]SFC/FL070 N0132 E12748 - N0146 E12743 - N0205 E12820 - N0154 E12836
- N0135 E12828 - N0132 E12748 G]MOV NE 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL070 OBS EXT NE AT 01/0500Z
FCST VA CLD +6 HR: 01/1100Z SFC/FL070 N0144 E12738 - N0203
E12815 - N0153 E12831 - N0133 E12824 - N0125 E12746 - N0144
E12738FCST VA CLD +12 HR: 01/1700Z SFC/FL070 N0146 E12744 - N0153
E12809 - N0135 E12817 - N0118 E12758 - N0128 E12740 - N0146
E12744FCST VA CLD +18 HR: 01/2300Z SFC/FL070 N0155 E12801 - N0138
E12812 - N0120 E12806 - N0117 E12748 - N0126 E12734 - N0151
E12741 - N0155 E12801
RMK: CONTINUOUS VA EMISSION IDENTIFIABLE ON VISIBLE AND RGB
SAT IMAGERY MOVING NE. HEIGHT AND MOVEMENT BASED ON
SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE. WINDS
BECOMING LIGHT AND VARIABLE REDUCING FORECAST CONFIDENCE. ]
VA ADVISORY
DTG: 20260401/0525Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/59
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS EXT NE AT 01/0500Z
OBS VA DTG: 01/0500Z
OBS VA CLD: SFC/FL070 N0132 E12748 - N0146 E12743 - N0205
E12820 - N0154 E12836 - N0135 E12828 MOV NE 05KT
FCST VA CLD +6 HR: 01/1100Z SFC/FL070 N0144 E12738 - N0203
E12815 - N0153 E12831 - N0133 E12824 - N0125 E12746
FCST VA CLD +12 HR: 01/1700Z SFC/FL070 N0146 E12744 - N0153
E12809 - N0135 E12817 - N0118 E12758 - N0128 E12740
FCST VA CLD +18 HR: 01/2300Z SFC/FL070 N0155 E12801 - N0138
E12812 - N0120 E12806 - N0117 E12748 - N0126 E12734 - N0151
E12741
RMK: CONTINUOUS VA EMISSION IDENTIFIABLE ON VISIBLE AND RGB
SAT IMAGERY MOVING NE. HEIGHT AND MOVEMENT BASED ON
SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE. WINDS
BECOMING LIGHT AND VARIABLE REDUCING FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/1125Z=
VA ADVISORY
DTG: 20260401/0508Z
VAAC: WASHINGTON
VOLCANO: FUEGO 342090
PSN: N1428 W09052
AREA: GUATEMALA
SOURCE ELEV: 12346 FT AMSL
ADVISORY NR: 2026/383
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: ONGOING VA EMS
OBS VA DTG: 01/0450Z
OBS VA CLD: SFC/FL140 N1428 W09052 - N1428 W09037
- N1424 W09038 - N1428 W09052 - N1428 W09052 MOV
E 5KT
FCST VA CLD +6HR: 01/1100Z SFC/FL140 N1428 W09052
- N1428 W09037 - N1425 W09037 - N1428 W09053 -
N1428 W09052
FCST VA CLD +12HR: 01/1700Z SFC/FL140 N1432
W09038 - N1428 W09038 - N1428 W09052 - N1428
W09052 - N1432 W09038
FCST VA CLD +18HR: 01/2300Z SFC/FL140 N1432
W09038 - N1428 W09038 - N1428 W09052 - N1428
W09052 - N1432 W09038
RMK: VA DETECTED ON STLT MOVG E OF SUMMIT. WEBCAM
SHOWS FQT SMALL VA EMS. MDL WINDS AT FL FCST TO
BACK BY T+12 HR BECMG MORE FM THE WSW. ...KONON
NXT ADVISORY: WILL BE ISSUED BY 20260401/1115Z
VA ADVISORY
DTG: 20260401/0428Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/349
INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: ONGOING VA EMS
EST VA DTG: 01/0410Z
EST VA CLD: SFC/FL210 S0150 W07812 - S0154 W07808
- S0200 W07820 - S0200 W07820 - S0150 W07812 MOV
NE 5KT
FCST VA CLD +6HR: 01/1000Z SFC/FL210 S0200 W07820
- S0206 W07806 - S0211 W07812 - S0200 W07820 -
S0200 W07820
FCST VA CLD +12HR: 01/1600Z SFC/FL210 S0200
W07820 - S0205 W07805 - S0211 W07812 - S0201
W07820 - S0200 W07820
FCST VA CLD +18HR: 01/2200Z SFC/FL210 S0200
W07820 - S0206 W07805 - S0211 W07812 - S0201
W07820 - S0200 W07820
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 NW. ...KONON
NXT ADVISORY: WILL BE ISSUED BY 20260401/1030Z
VAWR7335 WAAF 04010310
[ASHTAM 7335
A]WAAF
B]03312200
C]SEMERU 263300
D]S0806E11255
E]ORANGE ALERT
F]SFC/FL150 S0802 E11250 - S0801 E11259 - S0819 E11312 - S0829 E11301
- S0823 E11243 - S0802 E11250 G]MOV SE 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL150 LAST OBS AT 31/2340Z
FCST VA CLD +6 HR: 01/0910Z SFC/FL150 S0800 E11248 - S0758
E11300 - S0815 E11314 - S0825 E11259 - S0818 E11242 - S0800
E11248FCST VA CLD +12 HR: 01/1510Z SFC/FL150 S0759 E11303 - S0811
E11310 - S0820 E11254 - S0811 E11241 - S0758 E11248 - S0759
E11303FCST VA CLD +18 HR: 01/2110Z SFC/FL150 S0817 E11301 - S0813
E11232 - S0758 E11234 - S0750 E11250 - S0803 E11310 - S0817
E11301RMK: VA NOT IDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD,
LAST OBS MOV S. INTERMITTENT VA EMISSIONS EXPECTED TO BE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY,
GROUND REP AND MODEL GUIDANCE. LOW CONFIDENCE IN FORECAST
DUE TO LIGHT WINDS. ]
VAWR7334 WAAF 04010240
[ASHTAM 7334
A]WAAF
B]03311310
C]IBU 268030
D]N0129E12738
E]ORANGE ALERT
F]SFC/FL070 N0133 E12733 - N0141 E12801 - N0130 E12805 - N0120 E12800
- N0124 E12733 - N0133 E12733 G]MOV E 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL070 LAST OBS AT 31/2200Z MOV E
FCST VA CLD +6 HR: 01/0840Z SFC/FL070 N0135 E12730 - N0138
E12747 - N0129 E12755 - N0118 E12747 - N0121 E12730 - N0135
E12730FCST VA CLD +12 HR: 01/1440Z SFC/FL070 N0135 E12733 - N0133
E12752 - N0121 E12752 - N0112 E12742 - N0121 E12726 - N0135
E12733FCST VA CLD +18 HR: 01/2040Z SFC/FL070 N0135 E12735 - N0134
E12746 - N0118 E12748 - N0110 E12736 - N0120 E12723 - N0135
E12735RMK: INTERMITTENT VA EMISSIONS IDENTIFIED ON EARLIER VISIBLE
AND RGB SAT IMAGERY, NOW OBSCURED BY MET CLOUD. HEIGHT AND
MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE. WINDS BECOMING LIGHT AND VARIABLE REDUCING
FORECAST CONFIDENCE. ]
VA ADVISORY
DTG: 20260401/0330Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/371
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 LAST OBS AT 31/2340Z
EST VA DTG: 01/0310Z
EST VA CLD: SFC/FL150 S0802 E11250 - S0801 E11259 - S0819
E11312 - S0829 E11301 - S0823 E11243 MOV SE 05KT
FCST VA CLD +6 HR: 01/0910Z SFC/FL150 S0800 E11248 - S0758
E11300 - S0815 E11314 - S0825 E11259 - S0818 E11242
FCST VA CLD +12 HR: 01/1510Z SFC/FL150 S0759 E11303 - S0811
E11310 - S0820 E11254 - S0811 E11241 - S0758 E11248
FCST VA CLD +18 HR: 01/2110Z SFC/FL150 S0817 E11301 - S0813
E11232 - S0758 E11234 - S0750 E11250 - S0803 E11310
RMK: VA NOT IDENTIFIABLE ON SAT IMAGERY DUE TO MET CLOUD,
LAST OBS MOV S. INTERMITTENT VA EMISSIONS EXPECTED TO BE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY,
GROUND REP AND MODEL GUIDANCE. LOW CONFIDENCE IN FORECAST
DUE TO LIGHT WINDS.
NXT ADVISORY: NO LATER THAN 20260401/0930Z=
VA ADVISORY
DTG: 20260401/0300Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/369
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 LAST OBS AT 31/2200Z MOV E
EST VA DTG: 01/0240Z
EST VA CLD: SFC/FL070 N0133 E12733 - N0141 E12801 - N0130
E12805 - N0120 E12800 - N0124 E12733 MOV E 05KT
FCST VA CLD +6 HR: 01/0840Z SFC/FL070 N0135 E12730 - N0138
E12747 - N0129 E12755 - N0118 E12747 - N0121 E12730
FCST VA CLD +12 HR: 01/1440Z SFC/FL070 N0135 E12733 - N0133
E12752 - N0121 E12752 - N0112 E12742 - N0121 E12726
FCST VA CLD +18 HR: 01/2040Z SFC/FL070 N0135 E12735 - N0134
E12746 - N0118 E12748 - N0110 E12736 - N0120 E12723
RMK: INTERMITTENT VA EMISSIONS IDENTIFIED ON EARLIER VISIBLE
AND RGB SAT IMAGERY, NOW OBSCURED BY MET CLOUD. HEIGHT AND
MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE. WINDS BECOMING LIGHT AND VARIABLE REDUCING
FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/0900Z=
VA ADVISORY
DTG: 20260401/0233Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0005 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/308
INFO SOURCE: GOES-19. NWP MODELS.
ERUPTION DETAILS: ONGOING VA EMS
EST VA DTG: 01/0210Z
EST VA CLD: SFC/FL140 S0002 W07726 - S0008 W07726
- S0005 W07739 - S0004 W07739 - S0002 W07726 MOV
E 5KT
FCST VA CLD +6HR: 01/0800Z SFC/FL140 S0002 W07726
- S0008 W07726 - S0005 W07739 - S0004 W07739 -
S0002 W07726
FCST VA CLD +12HR: 01/1400Z SFC/FL140 S0002
W07726 - S0008 W07726 - S0005 W07740 - S0004
W07739 - S0002 W07726
FCST VA CLD +18HR: 01/2000Z 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 20260401/0830Z
VA ADVISORY
DTG: 20260401/0035Z
VAAC: BUENOS AIRES
VOLCANO: SABANCAYA 354006
PSN: S1547 W07150
AREA: PERU
SUMMIT ELEV: 19576 FT [5967 M]
ADVISORY NR: 2026/205
INFO SOURCE: GOES-E. GFS. WEBCAM.
AVIATION COLOUR CODE: NOT GIVEN
ERUPTION DETAILS: SPORADIC PUFFS
EST VA DTG: 01/0010Z
EST VA CLD: SFC/FL250 S1531 W07242 - S1548 W07150
- S1558 W07243 - S1558 W07243 - S1544 W07250 -
S1531 W07242 MOV W 10KT
FCST VA CLD +6 HR: 01/0610Z SFC/FL250 S1532 W07243
- S1547 W07150 - S1558 W07243 - S1545 W07250 -
S1532 W07243
FCST VA CLD +12 HR: 01/1210Z NOT AVBL
FCST VA CLD +18 HR: 01/1810Z NOT AVBL
RMK: VA NOT DETECTED IN SATELLITE IMAGERY NOR
WEBCAM DUE WX CLDS COVER. T+0 IS EST FM PREVIOUS
FCST ...SMN
NXT ADVISORY: WILL BE ISSUED BY 20260401/0635Z=
VAWR7333 WAAF 03312300
[ASHTAM 7333
A]WAAF
B]03312300
C]DUKONO 268010
D]N0142E12754
E]YELLOW ALERT
F]SFC/FL070 N0147 E12746 - N0202 E12822 - N0145
E12834 - N0129 E12822 - N0135 E12746 - N0147 E12746
G]MOV E 05KT
H]NIL
I]NIL
J]HIMAWARI-9, CVGHM
K]VA TO FL070 LAST OBS EXT E AT 31/2300Z.
FCST VA CLD +6 HR: 01/0500Z SFC/FL070 N0134 E12745 - N0151
E12745 - N0158 E12819 - N0142 E12830 - N0124 E12818 - N0134 E12745
FCST VA CLD +12 HR: 01/1100Z SFC/FL070 N0150 E12744 - N0154
E12822 - N0137 E12830 - N0123 E12816 - N0131 E12742 - N0150 E12744
FCST VA CLD +18 HR: 01/1700Z SFC/FL070 N0146 E12744 - N0151
E12809 - N0135 E12817 - N0117 E12759 - N0128 E12740 - N0146 E12744
RMK: CONTINUOUS VA EMISSION IDENTIFIABLE ON IR AND RGB SAT
IMAGERY. HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY,
GROUND REPORTS AND MODEL GUIDANCE. WINDS BECOMING LIGHT AND
VARIABLE REDUCING FORECAST CONFIDENCE. ]
VA ADVISORY
DTG: 20260331/2325Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/58
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 LAST OBS EXT E AT 31/2300Z
OBS VA DTG: 31/2300Z
OBS VA CLD: SFC/FL070 N0147 E12746 - N0202 E12822 - N0145
E12834 - N0129 E12822 - N0135 E12746 MOV E 05KT
FCST VA CLD +6 HR: 01/0500Z SFC/FL070 N0134 E12745 - N0151
E12745 - N0158 E12819 - N0142 E12830 - N0124 E12818
FCST VA CLD +12 HR: 01/1100Z SFC/FL070 N0150 E12744 - N0154
E12822 - N0137 E12830 - N0123 E12816 - N0131 E12742
FCST VA CLD +18 HR: 01/1700Z SFC/FL070 N0146 E12744 - N0151
E12809 - N0135 E12817 - N0117 E12759 - N0128 E12740
RMK: CONTINUOUS VA EMISSION IDENTIFIABLE ON IR AND RGB SAT
IMAGERY. HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY,
GROUND REPORTS AND MODEL GUIDANCE. WINDS BECOMING LIGHT AND
VARIABLE REDUCING FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/0525Z=
VA ADVISORY
DTG: 20260331/2308Z
VAAC: WASHINGTON
VOLCANO: FUEGO 342090
PSN: N1428 W09052
AREA: GUATEMALA
SOURCE ELEV: 12346 FT AMSL
ADVISORY NR: 2026/382
INFO SOURCE: GOES-19. NWP MODELS.
ERUPTION DETAILS: OCNL VA EMS
EST VA DTG: 31/2230Z
EST VA CLD: SFC/FL140 N1428 W09053 - N1425 W09043
- N1421 W09046 - N1428 W09053 - N1428 W09053 MOV
SE 5KT
FCST VA CLD +6HR: 01/0430Z SFC/FL140 N1437 W09048
- N1435 W09045 - N1427 W09052 - N1428 W09053 -
N1437 W09048
FCST VA CLD +12HR: 01/1030Z NO VA EXP
FCST VA CLD +18HR: 01/1630Z NO VA EXP
RMK: VA NOT VISIBLE IN STLT IMG PSBLY DUE TO MET
CLD CVR. VA EMS MAY CONT. MDL GUIDANCE SUGGESTS
SE MVMT TO SHIFT NE BY T+6. ...GATLING
NXT ADVISORY: WILL BE ISSUED BY 20260401/0515Z
VA ADVISORY
DTG: 20260331/2238Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/348
INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: INTMT VA EMS
EST VA DTG: 31/2200Z
EST VA CLD: SFC/FL210 S0200 W07820 - S0201 W07819
- S0213 W07820 - S0213 W07825 - S0200 W07820 MOV
S 15KT
FCST VA CLD +6HR: 01/0400Z SFC/FL210 S0200 W07820
- S0201 W07820 - S0213 W07824 - S0211 W07828 -
S0200 W07820
FCST VA CLD +12HR: 01/1000Z SFC/FL210 S0200
W07820 - S0213 W07819 - S0213 W07824 - S0200
W07820 - S0200 W07820
FCST VA CLD +18HR: 01/1600Z SFC/FL210 S0200
W07820 - S0201 W07820 - S0213 W07826 - S0210
W07829 - S0200 W07820
RMK: VONA RPRT RCVD AND VA EMS OBS IN WEBCAM. VA
NOT CRNTLY VIS IN STLT IMG DUE TO MET CLD CVR. A
GEN S MVMT EXP TO SHIFT SW BY T+18. ...GATLING
NXT ADVISORY: WILL BE ISSUED BY 20260401/0445Z
VA ADVISORY
DTG: 20260331/2130Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/370
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 31/2110Z
OBS VA DTG: 31/2110Z
OBS VA CLD: SFC/FL150 S0801 E11258 - S0821 E11313 - S0829
E11303 - S0828 E11248 - S0802 E11250 MOV S 05KT
FCST VA CLD +6 HR: 01/0310Z SFC/FL150 S0801 E11259 - S0820
E11312 - S0830 E11300 - S0823 E11243 - S0802 E11250
FCST VA CLD +12 HR: 01/0910Z SFC/FL150 S0759 E11248 - S0757
E11300 - S0816 E11314 - S0829 E11300 - S0822 E11240
FCST VA CLD +18 HR: 01/1510Z SFC/FL150 S0759 E11303 - S0811
E11310 - S0821 E11254 - S0811 E11241 - S0758 E11248
RMK: VA IDENTIFIABLE ON RGB SATELLITE IMAGERY MOVING S TO
SE. INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. VA
HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND
REPORTS AND MODEL GUIDANCE. WINDS BECOMING LIGHT REDUCING
FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/0330Z=
VA ADVISORY
DTG: 20260331/2100Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/368
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS AT 31/2040Z MOV E
OBS VA DTG: 31/2040Z
OBS VA CLD: SFC/FL070 N0127 E12735 - N0132 E12735 - N0136
E12806 - N0127 E12808 - N0120 E12802 MOV E 05KT
FCST VA CLD +6 HR: 01/0240Z SFC/FL070 N0133 E12733 - N0140
E12801 - N0129 E12806 - N0120 E12759 - N0125 E12733
FCST VA CLD +12 HR: 01/0840Z SFC/FL070 N0135 E12732 - N0138
E12747 - N0130 E12756 - N0119 E12747 - N0123 E12731
FCST VA CLD +18 HR: 01/1440Z SFC/FL070 N0135 E12733 - N0133
E12752 - N0121 E12752 - N0112 E12742 - N0121 E12726
RMK: INTERMITTENT VA EMISSIONS IDENTIFIED ON THE LATEST IR
AND RGB SAT IMAGERY. HEIGHT AND MOVEMENT BASED ON SAT
IMAGERY, GROUND REPORTS AND MODEL GUIDANCE. WINDS BECOMING
LIGHT AND VARIABLE REDUCING FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/0300Z=
VA ADVISORY
DTG: 20260331/2042Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0005 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/307
INFO SOURCE: GOES-19. NWP MODELS.
ERUPTION DETAILS: OCNL VA EMS
OBS VA DTG: 31/2010Z
OBS VA CLD: SFC/FL150 S0004 W07740 - S0008 W07732
- S0010 W07734 - S0005 W07740 - S0004 W07740 MOV
SE 5KT
FCST VA CLD +6HR: 01/0200Z SFC/FL150 N0000 W07731
- S0003 W07729 - S0005 W07739 - S0004 W07740 -
N0000 W07731
FCST VA CLD +12HR: 01/0800Z SFC/FL150 S0004
W07729 - S0008 W07729 - S0005 W07739 - S0004
W07740 - S0004 W07729
FCST VA CLD +18HR: 01/1400Z SFC/FL150 S0001
W07731 - S0004 W07729 - S0005 W07739 - S0004
W07739 - S0001 W07731
RMK: SML VA EMS OBS IN STLT IMG EXT APRX 10NM SE
FM SUMMIT. ENE MVMT EXP BY T+6. FCST BASED ON
STLT AND MDL WINDS. ...GATLING
NXT ADVISORY: WILL BE ISSUED BY 20260401/0245Z
