On 3/22/2026 4:00:18 PM, an earthquake occurred in Tonga potentially affecting 230 thousand in MMI III. The earthquake had Magnitude 5.6M, Depth:10km.
Green earthquake (Magnitude 6.3M, Depth:10km) in Samoa 22/03/2026 15:30 UTC, 110 thousand in MMI IV.
Green earthquake (Magnitude 6.2M, Depth:10km) in Samoa 22/03/2026 15:27 UTC, 170 thousand in MMI IV.
Semeru Volcano Volcanic Ash Advisory: VA TO FL150 LAST REP AT 22/0926Z EST VA DTG: 22/1030Z to 15000 ft (4600 m)
Satellite image of Semeru volcano on 22 Mar 2026
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 .
The full report is as follows:
FVAU02 at 10:46 UTC, 22/03/26 from ADRM
VA ADVISORY
DTG: 20260322/1050Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/331
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 LAST REP AT 22/0926Z
EST VA DTG: 22/1030Z
EST VA CLD: SFC/FL150 S0829 E11256 – S0823 E11236 – S0756
E11232 – S0741 E11255 – S0748 E11319 – S0816 E11323 MOV N
05KT
FCST VA CLD +6 HR: 22/1630Z SFC/FL150 S0826 E11259 – S0818
E11232 – S0749 E11234 – S0738 E11257 – S0746 E11321 – S0816
E11322
FCST VA CLD +12 HR: 22/2230Z SFC/FL150 S0825 E11255 – S0816
E11234 – S0749 E11238 – S0740 E11300 – S0746 E11321 – S0816
E11323
FCST VA CLD +18 HR: 23/0430Z SFC/FL150 S0830 E11255 – S0819
E11231 – S0751 E11233 – S0738 E11259 – S0749 E11323 – S0817
E11323
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO MET
CLOUD. INTERMITTENT DISCRETE VA EMISSIONS EXPECTED TO BE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON HIMAWARI-9, GROUND
REPORT AND MODEL GUIDANCE. LOW CONFIDENCE IN FORECAST DUE TO
LIGHT AND VARIABLE WINDS.
NXT ADVISORY: NO LATER THAN 20260322/1650Z=
Shiveluch Volcano Volcanic Ash Advisory: POSS ERUPTION OBS AT 20260322/0910Z FL320 EXTD N OBS VA DTG: 22/0930Z to 32000 ft (9800 m)
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 32000 ft (9800 m) altitude or flight level 320 and is moving at 50 kts in N direction.
The full report is as follows:
FVFE01 at 09:55 UTC, 22/03/26 from RJTD
VA ADVISORY
DTG: 20260322/0955Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/89
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: POSS ERUPTION OBS AT 20260322/0910Z FL320 EXTD N
OBS VA DTG: 22/0930Z
OBS VA CLD: SFC/FL320 N5638 E16118 – N5653 E16058 – N5710 E16115 –
N5709 E16127 – N5639 E16123 MOV N 50KT
FCST VA CLD +6 HR: 22/1530Z SFC/FL330 N6151 E16034 – N6138 E16122 –
N6028 E16000 – N6042 E15920
FCST VA CLD +12 HR: 22/2130Z SFC/FL330 N6527 E16551 – N6434 E16210 –
N6508 E16126 – N6556 E16504
FCST VA CLD +18 HR: 23/0330Z SFC/FL330 N6735 E17524 – N6659 E17424 –
N6732 E16825 – N6819 E17008
RMK: NIL
NXT ADVISORY: 20260322/1200Z=