Ibu Volcano Volcanic Ash Advisory: ERUPTION LAST REPORTED AT 28/1328Z EST VA DTG: 28/2050Z

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

FVAU01 at 21:03 UTC, 28/02/26 from ADRM
VA ADVISORY
DTG: 20260228/2110Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/242
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 28/1328Z
EST VA DTG: 28/2050Z
EST VA CLD: SFC/FL080 N0129 E12735 – N0132 E12739 – N0118
E12808 – N0101 E12750 MOV SE 15KT
FCST VA CLD +6 HR: 01/0250Z SFC/FL080 N0129 E12735 – N0133
E12739 – N0118 E12808 – N0100 E12749
FCST VA CLD +12 HR: 01/0850Z SFC/FL080 N0129 E12735 – N0133
E12739 – N0131 E12755 – N0121 E12809 – N0101 E12751
FCST VA CLD +18 HR: 01/1450Z SFC/FL080 N0129 E12735 – N0133
E12739 – N0131 E12755 – N0122 E12811 – N0101 E12751
RMK: VA CURRENTLY OBSCURED BY MET CLOUD. GROUND REPORTS
INDICATE ONGOING INTERMITTENT EMISSIONS. VA HEIGHT AND
MOVEMENT ESTIMATED FROM HIMAWARI-9 IMAGERY, GROUND REPORTS
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260301/0310Z=

Aoba Volcano Volcanic Ash Advisory: ERUPTION AT 20260227/1929Z CONTINUOUS LOW-LEVEL ERUPTION OBSERVED IN WEBCAM

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

FVPS01 at 17:18 UTC, 28/02/26 from NZKL
VA ADVISORY
DTG: 20260228/1718Z
VAAC: WELLINGTON
VOLCANO: AMBAE 257030
PSN: S1523 E16750
AREA: VANUATU
SOURCE ELEV: 1496M AMSL
ADVISORY NR: 2026/57
INFO SOURCE: H-9 SATELLITE IMAGERY, WEBCAM
ERUPTION DETAILS: ERUPTION AT 20260227/1929Z CONTINUOUS
LOW-LEVEL ERUPTION OBSERVED IN WEBCAM
EST VA DTG: 28/1718Z
EST VA CLD: SFC/FL100 S1524 E16748 – S1520 E16748 – S1517
E16807 – S1524 E16807 MOV E 05KT
FCST VA CLD +6 HR: 28/2318Z SFC/FL100 S1524 E16748 – S1520
E16748 – S1523 E16801 – S1528 E16754
FCST VA CLD +12 HR: 01/0518Z NO VA EXP
FCST VA CLD +18 HR: 01/1118Z NO VA EXP
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY. MOST RECENT
OBS OF LOW LEVEL ERUPTIVE ACTIVITY WAS WEBCAM IMAGE AROUND
28/0730Z. VA HEIGHT EST FROM EARLIER WEBCAM IMAGES AND FCST
USING MODEL WINDS.
NXT ADVISORY: NO LATER THAN 20260228/2318Z=

Aira Volcano (Japan) activity update Feb 27, 2026 – Continuing eruption

The Japan Meteorological Agency (JMA) reported that the eruption continued at Aira between 23 February 2026 (local) and 27 February 2026 (local). The alert level remained at „Level 3 – Restriction on proximity to the volcano“ (on a 5-level scale).
Source: Japan Meteorological Agency (JMA)

Current Alerts:
Observatory alert level: „Level 3 – Restriction on proximity to the volcano“ (on a 5-level scale)
Aviation Alert Level: unavailable or not collected

Adapted from: Smithsonian / USGS Daily Volcanic Activity Report for Feb 27, 2026

Ibu Volcano Volcanic Ash Advisory: ERUPTION LAST REPORTED AT 28/0829Z EST VA DTG: 28/0850Z

Satellite image of Ibu volcano on 28 Feb 2026

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

FVAU01 at 08:59 UTC, 28/02/26 from ADRM
VA ADVISORY
DTG: 20260228/0910Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/240
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 28/0829Z
EST VA DTG: 28/0850Z
EST VA CLD: SFC/FL080 N0130 E12734 – N0134 E12738 – N0116
E12805 – N0102 E12751 MOV SE 15KT
FCST VA CLD +6 HR: 28/1450Z SFC/FL080 N0131 E12733 – N0135
E12739 – N0115 E12805 – N0059 E12747
FCST VA CLD +12 HR: 28/2050Z SFC/FL080 N0131 E12733 – N0135
E12739 – N0116 E12805 – N0059 E12747
FCST VA CLD +18 HR: 01/0250Z SFC/FL080 N0131 E12733 – N0135
E12739 – N0116 E12805 – N0059 E12747
RMK: VA CURRENTLY OBSCURED BY MET CLOUD. GROUND REPORTS
INDICATE THAT INTERMITTENT EMISSIONS ARE LIKELY ONGOING. VA
HEIGHT AND MOVEMENT ESTIMATED FROM HIMAWARI-9 IMAGERY,
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260228/1510Z=

Santiaguito Volcano Volcanic Ash Advisory: VA EM OBS

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

FVXX24 at 02:00 UTC, 28/02/26 from KNES
VA ADVISORY
DTG: 20260228/0153Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SOURCE ELEV: 12287 FT AMSL

ADVISORY NR: 2026/121

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

ERUPTION DETAILS: VA EM OBS

OBS VA DTG: 28/0110Z

OBS VA CLD: SFC/FL N1447 W09134 – N1444 W09132 –
N1429 W09147 – N1435 W09153 – N1447 W09134 MOV SW
5KT

FCST VA CLD +6HR: 28/0700Z SFC/FL130 N1455 W09153
– N1446 W09132 – N1444 W09132 – N1440 W09155 –
N1455 W09153

FCST VA CLD +12HR: 28/1300Z NO VA EXP

FCST VA CLD +18HR: 28/1900Z NO VA EXP

RMK: SML VA EM SEEN IN WEBCAM AND IN STLT IMG
MOVNG SW FM SUMMIT. LGT AND VAR WNDS EXP WITH
MOVNT TO W THRU T+6 HRS WITH LOW CONFD. FCST BSD
ON NWP MDLS. …LINER

NXT ADVISORY: WILL BE ISSUED BY 20260228/0800Z