Kategorie: Climate Change

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 10 kts in SE direction.
The full report is as follows:

FVAU02 at 15:53 UTC, 30/12/25 from ADRM
VA ADVISORY
DTG: 20251230/1610Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2025/1493
INFO SOURCE: CVGHM, HIMAWARI-9, WEBCAM
ERUPTION DETAILS: VA TO FL150 LAST REPORTED AT 30/0037Z
EST VA DTG: 30/1550Z
EST VA CLD: SFC/FL150 S0806 E11252 – S0802 E11255 – S0801
E11318 – S0822 E11319 – S0827 E11300 MOV SE 10KT
FCST VA CLD +6 HR: 30/2150Z SFC/FL150 S0806 E11252 – S0802
E11254 – S0758 E11317 – S0818 E11322 – S0826 E11304
FCST VA CLD +12 HR: 31/0350Z SFC/FL150 S0807 E11252 – S0802
E11253 – S0756 E11318 – S0813 E11323 – S0825 E11309
FCST VA CLD +18 HR: 31/0950Z SFC/FL150 S0808 E11252 – S0802
E11252 – S0753 E11313 – S0800 E11322 – S0814 E11323 – S0822
E11313
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. RECENT GROUND REPORTS INDICATE INTERMITTENT DISCRETE
EMISSIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251230/2210Z=

Satellite image of Manam volcano on 30 Dec 2025

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 11000 ft (3400 m) altitude or flight level 110 and is moving at 05 kts in SW direction.
The full report is as follows:

FVAU03 at 15:44 UTC, 30/12/25 from ADRM
VA ADVISORY
DTG: 20251230/1600Z
VAAC: DARWIN
VOLCANO: MANAM 251020
PSN: S0405 E14502
AREA: PAPUA NEW GUINEA
SOURCE ELEV: 1807M AMSL
ADVISORY NR: 2025/59
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA OBS TO FL110 AT 30/1540Z, EXT SW
OBS VA DTG: 30/1540Z
OBS VA CLD: SFC/FL110 S0403 E14506 – S0428 E14503 – S0416
E14443 – S0400 E14501 MOV SW 05KT
FCST VA CLD +6 HR: 30/2140Z SFC/FL110 S0401 E14501 – S0403
E14506 – S0428 E14507 – S0419 E14444
FCST VA CLD +12 HR: 31/0340Z SFC/FL110 S0401 E14501 – S0402
E14506 – S0427 E14511 – S0427 E14457 – S0419 E14445
FCST VA CLD +18 HR: 31/0940Z SFC/FL110 S0402 E14459 – S0402
E14506 – S0422 E14516 – S0428 E14509 – S0428 E14454 – S0421
E14447
RMK: CONTINUOUS VA EMISSIONS OBSERVED ON LATEST RGB
SATELLITE IMAGERY MOVING SW OF SUMMIT. VA FORECAST AND
HEIGHT BASED ON LATEST SAT IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251230/2200Z=

Volcanic Ash Advisory Center Washington (VAAC) issued the following report:

FVXX24 at 09:44 UTC, 30/12/25 from KNES
VA ADVISORY
DTG: 20251230/0942Z

VAAC: WASHINGTON

VOLCANO: PURACE 351060
PSN: N0219 W07624

AREA: COLOMBIA

SOURCE ELEV: 15256 FT AMSL

ADVISORY NR: 2025/155

INFO SOURCE: GOES-19.

ERUPTION DETAILS: VA NOT OBS

OBS VA DTG: 30/0910Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.

FCST VA CLD +6HR: 30/1500Z NO VA EXP

FCST VA CLD +12HR: 30/2100Z NO VA EXP

FCST VA CLD +18HR: 31/0300Z NO VA EXP

RMK: NO RCNT VA EMS OBS IN STLT IMAGERY. NO RCNT
RPRTS OF VA RCVD. …COVERDALE

NXT ADVISORY: NO FURTHER ADVISORIES

Volcanic Ash Advisory Center Anchorage (VAAC) issued the following report:

FVAK22 at 04:54 UTC, 30/12/25 from PAWU
VAAAK2
VA ADVISORY

DTG: 20251230/0453Z

VAAC: ANCHORAGE

VOLCANO: OKMOK 311290

PSN: N5326 W16808

AREA: ALEUTIAN ISLANDS

SOURCE ELEV: 3520 FT AMSL

ADVISORY NR: 2025/003

INFO SOURCE: GOES

ERUPTION DETAILS: NA

OBS VA DTG: 30/0453Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA

FCST VA CLD +6HR: NO VA EXP

FCST VA CLD +12HR: NO VA EXP

FCST VA CLD +18HR: NO VA EXP

RMK: NIL…BH

NXT ADVISORY: NO FURTHER ADVISORIES=

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 17000 ft (5200 m) altitude or flight level 170 .
The full report is as follows:

FVXX20 at 03:03 UTC, 30/12/25 from KNES
VA ADVISORY
DTG: 20251230/0301Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0005 W07739

AREA: ECUADOR

SOURCE ELEV: 11686 FT AMSL

ADVISORY NR: 2025/1341

INFO SOURCE: GOES-19. NWP MODELS.

ERUPTION DETAILS: VA MOVG W

OBS VA DTG: 30/0230Z

OBS VA CLD: SFC/FL170 S0001 W07749 – S0004 W07739
– S0005 W07739 – S0007 W07749 – S0001 W07749 MOV
W 15KT

FCST VA CLD +6HR: 30/0830Z SFC/FL170 N0001 W07758
– S0004 W07739 – S0005 W07739 – S0008 W07758 –
N0001 W07758

FCST VA CLD +12HR: 30/1430Z SFC/FL170 N0004
W07754 – S0004 W07739 – S0005 W07740 – S0003
W07756 – N0004 W07754

FCST VA CLD +18HR: 30/2030Z SFC/FL170 N0003
W07754 – S0004 W07739 – S0005 W07739 – S0004
W07756 – N0003 W07754

RMK: OCNL VA EMS OBS IN STLT IMAGERY MOVG W FM
SUMMIT. VA FCST THRU T+18 HRS BASED ON NWP MDL
GUIDANCE SUGGESTING W/WNW MVMT. …COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20251230/0900Z