Latest Volcanic Ash Advisory Center (VAAC) reports

How to read VAAC advisories (tap abbreviations)

Look for: ash? (VA/EMS), height (SFC/FLxxx), movement (MOV…KT), and whether it’s OBS or FCST.

Example (tap the tokens)
DTG: 20251212/0435Z
VAAC: WASHINGTON

ERUPTION DETAILS: ONGOING VA EMS

OBS VA CLD: SFC/FL140 ... MOV W 10KT

FCST VA CLD +6HR: SFC/FL140 ...

RMK: VA PLUME DETECTED ON STLT ... WEBCAM SHOWS OCNL VA EMS.

NXT ADVISORY: WILL BE ISSUED BY 20251212/1100Z
      
Wed, Mar 18, 2026 00:38
Mayon (PHILIPPINES): ERUPTION AT 20260318/0013Z VA CLD UNKNOWN REPORTED OBS VA DTG: 18/0020Z (Tokyo VAAC)
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Tue, Mar 17, 2026 23:55
Shiveluch (KAMCHATKA): NO VA OBS (Washington VAAC)
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Tue, Mar 17, 2026 23:46
Ibu (INDONESIA): VA TO FL070 LAST OBS AT 17/2330Z OBS VA DTG: 17/2330Z (Darwin VAAC)
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Tue, Mar 17, 2026 22:45
Semeru (INDONESIA): ERUPTION LAST OBS AT 17/1545Z EST VA DTG: 17/2230Z (Darwin VAAC)
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Tue, Mar 17, 2026 21:45
Reventador (ECUADOR): PSBL VA EMS (Washington VAAC)
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Tue, Mar 17, 2026 21:10
Mayon (PHILIPPINES): ERUPTION AT 20260317/2059Z VA CLD UNKNOWN REPORTED OBS VA DTG: 17/2050Z (Tokyo VAAC)
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Tue, Mar 17, 2026 20:28
Sangay (ECUADOR): OCNL VA EMS (Washington VAAC)
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Tue, Mar 17, 2026 19:47
Fuego (GUATEMALA): OCNL VA EMS (Washington VAAC)
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Tue, Mar 17, 2026 18:16
Shiveluch (KAMCHATKA): RESIDUAL VA (Washington VAAC)
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Tue, Mar 17, 2026 17:46
Ibu (INDONESIA): VA TO FL070 LAST REP AT 17/1534Z EST VA DTG: 17/1730Z (Darwin VAAC)
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Tue, Mar 17, 2026 16:41
Semeru (INDONESIA): ERUPTION LAST OBS AT 17/1545Z EST VA DTG: 17/1630Z (Darwin VAAC)
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Tue, Mar 17, 2026 16:29
Mayon (PHILIPPINES): ERUPTION AT 20260317/1600Z VA CLD UNKNOWN REPORTED OBS VA DTG: 17/1610Z (Tokyo VAAC)
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Tue, Mar 17, 2026 15:49
Reventador (ECUADOR): PSBL VA EMS (Washington VAAC)
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Tue, Mar 17, 2026 14:35
Sangay (ECUADOR): NEW RPRT OF VA AT FL220 (Washington VAAC)
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Tue, Mar 17, 2026 13:50
Fuego (GUATEMALA): CONT NEW VA EMS OBS (Washington VAAC)
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Tue, Mar 17, 2026 12:42
Katmai (ALASKA PENINSULA): NO ERUPTION. RE-SUSPENDED VA. (Anchorage VAAC)
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Tue, Mar 17, 2026 12:40
Sangay (ECUADOR): CONT VA PSBL (Washington VAAC)
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Tue, Mar 17, 2026 12:11
Shiveluch (KAMCHATKA): RESIDUAL VA (Washington VAAC)
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Tue, Mar 17, 2026 11:54
Ibu (INDONESIA): VA TO FL070 LAST REP AT 17/1104Z EST VA DTG: 17/1130Z (Darwin VAAC)
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Tue, Mar 17, 2026 11:34
Mayon (PHILIPPINES): ERUPTION AT 20260317/1120Z VA CLD UNKNOWN REPORTED OBS VA DTG: 17/1110Z (Tokyo VAAC)
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Tue, Mar 17, 2026 10:46
Semeru (INDONESIA): ERUPTION LAST OBS AT 17/0120Z EST VA DTG: 17/1030Z (Darwin VAAC)
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Tue, Mar 17, 2026 10:32
Pavlof (ALASKA PENINSULA): VA NOT IDENTIFIABLE FM SATELLITE DATA. (Anchorage VAAC)
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Tue, Mar 17, 2026 10:02
Reventador (ECUADOR): PSBL LGT VA EM (Washington VAAC)
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Tue, Mar 17, 2026 08:44
Shiveluch (KAMCHATKA): REMNANT VA (Washington VAAC)
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Tue, Mar 17, 2026 08:05
Fuego (GUATEMALA): FQT VA EM (Washington VAAC)
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Tue, Mar 17, 2026 06:44
Katmai (ALASKA PENINSULA): NO ERUPTION. RESUSPENDED VA. (Anchorage VAAC)
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Tue, Mar 17, 2026 06:43
Sangay (ECUADOR): ONGOING VA EM LKLY (Washington VAAC)
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Tue, Mar 17, 2026 05:56
Lewotolo (INDONESIA): VA TO FL060 LAST REPORTED AT 16/0309Z OBS VA DTG: 17/0530Z (Darwin VAAC)
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Tue, Mar 17, 2026 05:49
Ibu (INDONESIA): VA TO FL070 LAST OBS AT 16/2330Z MOV NE EST VA DTG: 17/0530Z (Darwin VAAC)
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Tue, Mar 17, 2026 04:51
Semeru (INDONESIA): ERUPTION LAST OBS AT 17/0120Z MOV S EST VA DTG: 17/0430Z (Darwin VAAC)
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Tue, Mar 17, 2026 04:44
Pavlof (ALASKA PENINSULA): NO ERUPTION. RESUSPENDED VA. (Anchorage VAAC)
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Tue, Mar 17, 2026 04:32
Reventador (ECUADOR): CONT VA EM LKLY (Washington VAAC)
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Tue, Mar 17, 2026 04:31
Mayon (PHILIPPINES): ERUPTION AT 20260317/0400Z VA CLD UNKNOWN REPORTED OBS VA DTG: 17/0410Z (Tokyo VAAC)
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Tue, Mar 17, 2026 02:58
Shiveluch (KAMCHATKA): NOT PROVIDED (Washington VAAC)
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Tue, Mar 17, 2026 02:42
Shiveluch (KAMCHATKA PENINSULA): RESIDUAL VA FROM PREVIOUS ERUPTION. (Anchorage VAAC)
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Tue, Mar 17, 2026 02:22
Fuego (GUATEMALA): ONGOING VA EM (Washington VAAC)
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Tue, Mar 17, 2026 00:52
Katmai (ALASKA PENINSULA): NO ERUPTION. RESUSPENDED VA. (Anchorage VAAC)
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Tue, Mar 17, 2026 00:52
Aoba (VANUATU): ERUPTION AT 20260312/1900Z VA NO LONGER DETECTED (Wellington VAAC)
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Tue, Mar 17, 2026 00:51
Mayon (PHILIPPINES): ERUPTION AT 20260317/0005Z FL090 EXTD W REPORTED OBS VA DTG: 17/0030Z (Tokyo VAAC)
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Tue, Mar 17, 2026 00:48
Sangay (ECUADOR): OCNL VA EMS (Washington VAAC)
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Tue, Mar 17, 2026 00:27
Lewotolo (INDONESIA): VA TO FL060 LAST REPORTED AT 16/0309Z EST VA DTG: 17/0010Z (Darwin VAAC)
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Mon, Mar 16, 2026 23:46
Ibu (INDONESIA): VA TO FL070 LAST OBS AT 16/2330Z MOV NE OBS VA DTG: 16/2330Z (Darwin VAAC)
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Mon, Mar 16, 2026 23:02
Shiveluch (KAMCHATKA): NOT PROVIDED (Washington VAAC)
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Mon, Mar 16, 2026 22:56
Pavlof (ALASKA PENINSULA): RESUSPENDED VA. (Anchorage VAAC)
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Mon, Mar 16, 2026 22:49
Semeru (INDONESIA): ERUPTION LAST REPORTED AT 16/2102Z EST VA DTG: 16/2230Z (Darwin VAAC)
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Mon, Mar 16, 2026 22:48
Reventador (ECUADOR): OCNL VA EMS (Washington VAAC)
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Mon, Mar 16, 2026 21:38
Mayon (PHILIPPINES): ERUPTION AT 20260316/1817Z FL100 EXTD WNW REPORTED OBS VA DTG: 16/2120Z (Tokyo VAAC)
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Mon, Mar 16, 2026 21:21
Aoba (VANUATU): ERUPTION AT 20260312/1900Z ONGOING LOW-LEVEL ERUPTION (Wellington VAAC)
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Mon, Mar 16, 2026 21:00
Shiveluch (KAMCHATKA PENINSULA): VA CONTINUOUSLY OBSERVED IN SATELLITE IMAGERY. (Tokyo VAAC)
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Mon, Mar 16, 2026 20:58
Shiveluch (KAMCHATKA PENINSULA): VA CONTINUOUSLY OBSERVED IN SATELLITE IMAGERY. (Anchorage VAAC)
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Mon, Mar 16, 2026 20:27
Fuego (GUATEMALA): INTMT VA EMS (Washington VAAC)
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Mon, Mar 16, 2026 18:58
Sangay (ECUADOR): INTMT VA EMS (Washington VAAC)
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Mon, Mar 16, 2026 18:25
Lewotolo (INDONESIA): VA TO FL060 LAST REPORTED AT 16/0309Z EST VA DTG: 16/1810Z (Darwin VAAC)
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Mon, Mar 16, 2026 18:14
Katmai (ALASKA PENINSULA): VA NOT IDENTIFIABLE FM SATELLITE DATA. (Anchorage VAAC)
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Mon, Mar 16, 2026 17:45
Ibu (INDONESIA): VA TO FL070 LAST OBS AT 16/1710Z MOV NE EST VA DTG: 16/1730Z (Darwin VAAC)
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Mon, Mar 16, 2026 17:36
Mayon (PHILIPPINES): ERUPTION AT 20260316/1601Z FL100 EXTD WNW REPORTED OBS VA DTG: 16/1720Z (Tokyo VAAC)
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Mon, Mar 16, 2026 17:05
Aoba (VANUATU): ERUPTION AT 20260312/1900Z VOLCANO AND SURROUNDING AREA OBSCURED BY MET CLOUD. (Wellington VAAC)
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Mon, Mar 16, 2026 16:59
Reventador (ECUADOR): OCNL VA EMS (Washington VAAC)
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Mon, Mar 16, 2026 16:50
Semeru (INDONESIA): ERUPTION LAST REPORTED AT 16/1301Z EST VA DTG: 16/1630Z (Darwin VAAC)
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Mon, Mar 16, 2026 15:17
Mayon (PHILIPPINES): ERUPTION AT 20260316/1215Z FL090 EXTD WSW REPORTED OBS VA DTG: 16/1500Z (Tokyo VAAC)
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Mon, Mar 16, 2026 14:58
Shiveluch (KAMCHATKA PENINSULA): VA CONTINUOUSLY OBSERVED IN SATELLITE IMAGERY. (Tokyo VAAC)
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Mon, Mar 16, 2026 14:56
Shiveluch (KAMCHATKA PENINSULA): VA CONTINUOUSLY OBSERVED IN SATELLITE IMAGERY. (Anchorage VAAC)
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Mon, Mar 16, 2026 14:27
Fuego (GUATEMALA): VA MOVG E (Washington VAAC)
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Mon, Mar 16, 2026 13:17
Lewotolo (INDONESIA): VA TO FL060 LAST REPORTED AT 16/0309Z EST VA DTG: 16/1300Z (Darwin VAAC)
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Mon, Mar 16, 2026 12:56
Sangay (ECUADOR): VA MOVG SE (Washington VAAC)
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Mon, Mar 16, 2026 12:08
Katmai (ALASKA PENINSULA): NO ERUPTION. RE-SUSPENDED VA. (Anchorage VAAC)
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Mon, Mar 16, 2026 12:00
Shiveluch (RUSSIA): VA CONTINUOUSLY OBS IN SATELLITE IMAGERY OBS VA DTG: 16/1120Z (Tokyo VAAC)
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Mon, Mar 16, 2026 11:49
Puracé (COLOMBIA): VA NOT OBS (Washington VAAC)
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Mon, Mar 16, 2026 11:46
Ibu (INDONESIA): VA TO FL070 LAST OBS AT 16/0240Z MOV NNE EST VA DTG: 16/1130Z (Darwin VAAC)
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Mon, Mar 16, 2026 11:26
Fuego (GUATEMALA): FRQT VA EMS (Washington VAAC)
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Mon, Mar 16, 2026 11:25
Mayon (PHILIPPINES): ERUPTION AT 20260316/0849Z FL100 EXTD ENE REPORTED OBS VA DTG: 16/1110Z (Tokyo VAAC)
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Mon, Mar 16, 2026 11:18
Aoba (VANUATU): ERUPTION AT 20260312/1900Z CONTINUOUS ERUPTION (Wellington VAAC)
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Mon, Mar 16, 2026 11:00
Reventador (ECUADOR): VA MOVG E (Washington VAAC)
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Mon, Mar 16, 2026 10:54
Semeru (INDONESIA): VA TO FL150 LAST OBS AT 16/0130Z EST VA DTG: 16/1040Z (Darwin VAAC)
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Mon, Mar 16, 2026 09:00
Shiveluch (RUSSIA): VA CONTINUOUSLY OBS IN SATELLITE IMAGERY OBS VA DTG: 16/0820Z (Tokyo VAAC)
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Mon, Mar 16, 2026 07:43
Mayon (PHILIPPINES): ERUPTION AT 20260316/0517Z FL100 EXTD WNW REPORTED OBS VA DTG: 16/0720Z (Tokyo VAAC)
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Mon, Mar 16, 2026 07:28
Lewotolo (INDONESIA): VA TO FL060 LAST OBS AT 16/0100Z MOV NE EST VA DTG: 16/0700Z (Darwin VAAC)
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Mon, Mar 16, 2026 07:08
Sangay (ECUADOR): ONGOING VA EM (Washington VAAC)
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Mon, Mar 16, 2026 06:39
Mayon (PHILIPPINES): ERUPTION AT 20260316/0517Z FL090 EXTD WNW REPORTED OBS VA DTG: 16/0620Z (Tokyo VAAC)
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Mon, Mar 16, 2026 06:28
Katmai (ALASKA PENINSULA): NO ERUPTION. RESUSPENDED VA. (Anchorage VAAC)
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Mon, Mar 16, 2026 05:57
Puracé (COLOMBIA): PSBL LGT VA EM (Washington VAAC)
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Mon, Mar 16, 2026 05:51
Ibu (INDONESIA): VA TO FL070 LAST REPORTED AT 16/0041Z MOV NE (Darwin VAAC)
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Mon, Mar 16, 2026 05:45
Aoba (VANUATU): ERUPTION AT 20260312/1900Z CONTINUOUS ERUPTION (Wellington VAAC)
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Mon, Mar 16, 2026 05:33
Fuego (GUATEMALA): ONGOING VA EM (Washington VAAC)
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Mon, Mar 16, 2026 05:18
Shiveluch (RUSSIA): ERUPTION AT 20260316/0428Z FL300 EXTD N REPORTED OBS VA DTG: 16/0450Z (Tokyo VAAC)
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Mon, Mar 16, 2026 05:07
Reventador (ECUADOR): CONT VA EM LKLY EST VA DTG: 16/0430Z (Washington VAAC)
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Mon, Mar 16, 2026 04:47
Semeru (INDONESIA): VA TO FL170 LAST REPORTED AT 15/2347Z EST VA DTG: 16/0430Z (Darwin VAAC)
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Mon, Mar 16, 2026 03:06
Mayon (PHILIPPINES): ERUPTION AT 20260316/0015Z FL110 EXTD WNW REPORTED OBS VA DTG: 16/0240Z (Tokyo VAAC)
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Mon, Mar 16, 2026 01:26
Lewotolo (INDONESIA): VA OBS TO FL060 AT 16/0100Z MOV NE EST VA DTG: 16/0100Z (Darwin VAAC)
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Mon, Mar 16, 2026 01:16
Sangay (ECUADOR): VA EM DTCTD (Washington VAAC)
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Mon, Mar 16, 2026 00:56
UNKNOWN (ARGENTINA): NO VA RESUSPENDED (Buenos Aires VAAC)
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Data source:

Australia Government, Bureau of Meteorology