Reventador Volcano Volcanic Ash Advisory: VA CLDS OBS to 17000 ft (5200 m)

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 and is moving at 10 kts in NE direction.
The full report is as follows:

FVXX20 at 00:41 UTC, 21/11/25 from KNES
VA ADVISORY
DTG: 20251121/0038Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0005 W07739

AREA: ECUADOR

SOURCE ELEV: 11686 FT AMSL

ADVISORY NR: 2025/1169

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

ERUPTION DETAILS: VA CLDS OBS

OBS VA DTG: 21/0010Z

OBS VA CLD: SFC/FL170 N0016 W07717 – N0013 W07715
– N0012 W07718 – N0016 W07720 – N0016 W07717 MOV
NE 10KT SFC/FL170 N0003 W07737 – S0000 W07732 –
S0005 W07739 – S0004 W07740 – N0003 W07737 MOV NE
10KT

FCST VA CLD +6HR: 21/0600Z SFC/FL170 N0036 W07734
– N0023 W07706 – S0005 W07738 – S0005 W07740 –
N0036 W07734

FCST VA CLD +12HR: 21/1200Z SFC/FL170 N0033
W07723 – S0005 W07738 – S0005 W07741 – N0032
W07751 – N0033 W07723

FCST VA CLD +18HR: 21/1800Z SFC/FL170 N0033
W07742 – S0005 W07738 – S0005 W07740 – N0027
W07801 – N0033 W07742

RMK: MULTI DENSE VA CLDS OBS IN STLT IMG MOVNG NE
OF SUMMIT. VOLCAT ALERT RCVD DTCTNG VA PRESENCE.
NWP MDL GUIDANCE FCSTS BACKING MOVMT TO THE NW BY
T+18. HGT AND SPEED BASED ON MOVMT AND NWP MDLS.
…MONAGHAN

NXT ADVISORY: WILL BE ISSUED BY 20251121/0645Z

Volcanic activity worldwide 20 Nov 2025: Santiaguito volcano, Fuego, Semeru, Ibu, Reventador, Sangay…

Map of today's active volcanoes

Map of today’s active volcanoes

Sakurajima (Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20251120/1527Z OVER FL070 EXTD S OBS VA DTG:20/1520Z

Ibu (Halmahera, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 20/1437Z EST VA DTG:20/1910Z

Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 20/1220Z EST VA DTG:20/1700Z

White Island (New Zealand): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Wellington warned about a volcanic ash plume that rose up to estimated 5000 ft (1500 m) altitude or flight level 050 and is moving at 05 kts in SE direction.
The full report is as follows: ERUPTION AT 20251120/0400Z CONTINUOUS LOW LEVEL ERUPTION to 5000 ft (1500 m)

Santiaguito (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 14000 ft (4300 m) altitude or flight level 140 .
The full report is as follows: LGT VA EMS AND GASES to 14000 ft (4300 m)

Fuego (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .
The full report is as follows: FQT VA EMS to 15000 ft (4600 m)

Sangay (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 .
The full report is as follows: VA EMS OBS to 21000 ft (6400 m)

Reventador (Ecuador): Mild explosive activity continues from the volcano. The Volcanic Ash Advisory Center (VAAC) Washington reported intermittent emissions of volcanic ash plumes.
The full report is as follows: sporadic emissions of volcanic ash