On 8/26/2026 7:21:42 PM, an earthquake occurred in Japan potentially affecting 100 thousand in MMI III. The earthquake had Magnitude 5.6M, Depth:16.05km.
Reventador Volcanic Ash Advisory: ash plume to 15,000 ft (4,600 m) as of Aug 26, 13:50 UTC
Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150, and moving at 20 kts in NW direction.
Original VAAC bulletin:
FVXX22 at 14:31 UTC, 26/08/26 from KNES
VA ADVISORY
DTG: 20260826/1428Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0005 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/873
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. VOLCAT.
ERUPTION DETAILS: CONT VA EMS OBS IN WEBCAM
OBS VA DTG: 26/1350Z
OBS VA CLD: SFC/FL150 N0002 W07743 - S0004 W07740
- S0001 W07746 - N0002 W07743 MOV NW 20KT
FCST VA CLD +6HR: 26/2000Z SFC/FL150 N0002 W07743
- S0004 W07739 - S0001 W07746 - N0002 W07743
FCST VA CLD +12HR: 27/0200Z SFC/FL150 N0002
W07743 - S0004 W07739 - S0001 W07746 - N0002
W07743
FCST VA CLD +18HR: 27/0800Z SFC/FL150 N0002
W07743 - S0004 W07739 - S0001 W07746 - N0002
W07743
RMK: CONT VA EMS OBS IN WEBCAM. VA NOT OBS IN
STLT IMAGERY DUE TO WX CLDS. VO FCST TO MOV NW FM
SUMMIT THRU T+18HRS BEFORE DISP. VO ACT MODERATE.
...FISHER
NXT ADVISORY: WILL BE ISSUED BY 20260826/2030Z
Aoba Volcanic Ash Advisory: ash plume to 10,000 ft (3,000 m) as of 26 Aug 2026, 11:25 UTC
An ongoing eruption at Aoba was observed with an ash plume reaching 10,000 ft (3,000 m) at 11:25 UTC on 26 August 2026. Forecasts indicate continued movement of ash to the north at 10 knots.
Original VAAC bulletin:
FVPS01 at 11:26 UTC, 26/08/26 from NZKL
VA ADVISORY
DTG: 20260826/1125Z
VAAC: WELLINGTON
VOLCANO: AMBAE 257030
PSN: S1523 E16750
AREA: VANUATU
SOURCE ELEV: 1496M AMSL
ADVISORY NR: 2026/339
INFO SOURCE: H9 SATELLITE IMAGERY
ERUPTION DETAILS: ERUPTION AT 20260825/0940Z ERUPTION
ONGOING
OBS VA DTG: 26/1125Z
OBS VA CLD: SFC/FL100 S1537 E16741 - S1427 E16632 - S1357
E16802 - S1534 E16809 MOV N 10KT SFC/FL250 S1542 E16747 -
S1454 E16729 - S1321 E16947 - S1449 E17025 MOV NE 10KT
FCST VA CLD +6 HR: 26/1725Z SFC/FL100 S1542 E16748 - S1501
E16624 - S1334 E16624 - S1403 E16835 SFC/FL250 S1548 E16746
- S1453 E16717 - S1243 E16957 - S1344 E17202
FCST VA CLD +12 HR: 26/2325Z SFC/FL100 S1549 E16812 - S1552
E16620 - S1423 E16609 - S1329 E16735 - S1403 E16842
SFC/FL250 S1554 E16729 - S1443 E16716 - S1203 E17039 - S1247
E17255 - S1547 E16916
FCST VA CLD +18 HR: 27/0525Z SFC/FL100 S1615 E16825 - S1627
E16556 - S1458 E16526 - S1334 E16635 - S1431 E16858
SFC/FL250 S1510 E16726 - S1138 E17116 - S1221 E17343 - S1616
E17130 - S1619 E16716
RMK: ASH CLEARLY IDENTIFIABLE ON SATELLITE IMAGERY. PLUME
HEIGHTS BASED OFF MODEL SOUNDINGS. FORECAST BASED ON HYSPLIT
AND MODEL WINDS. STRONG SO2 SIGNAL.
NXT ADVISORY: NO LATER THAN 20260826/1725Z=
Green notification for tropical cyclone BANG-LANG-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 0 (0 in Tropical Storm).
From 26/08/2026 to 28/08/2026, a Hurricane/Typhoon > 74 mph (maximum wind speed of 157 km/h) BANG-LANG-26 was active in NWPacific. The cyclone affects these countries: United States Minor Outlying Islands (vulnerability Low). Estimated population affected by category 1 (120 km/h) wind speeds or higher is 0 (0 in tropical storm).