From 28/01/2026 to 28/01/2026, a Tropical Storm (maximum wind speed of 93 km/h) EIGHTEEN-26 was active in SEPacific. The cyclone affects these countries: [unknown] (vulnerability [unknown]). Estimated population affected by category 1 (120 km/h) wind speeds or higher is 0 (0 in tropical storm).
Green earthquake (Magnitude 5.9M, Depth:10km) in Philippines 28/01/2026 06:47 UTC, 90 thousand in MMI V.
Green earthquake (Magnitude 5.9M, Depth:10km) in Philippines 28/01/2026 06:47 UTC, 110 thousand in MMI V.
Semeru Volcano Volcanic Ash Advisory: VA TO FL150 LAST REPORTED AT 27/2212Z EST VA DTG: 28/0620Z to 15000 ft (4600 m)
Satellite image of Semeru volcano on 28 Jan 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 and is moving at 10 kts in SE direction.
The full report is as follows:
FVAU02 at 06:38 UTC, 28/01/26 from ADRM
VA ADVISORY
DTG: 20260128/0640Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/112
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL150 LAST REPORTED AT 27/2212Z
EST VA DTG: 28/0620Z
EST VA CLD: SFC/FL150 S0803 E11255 – S0813 E11327 – S0832
E11314 – S0807 E11252 MOV SE 10KT
FCST VA CLD +6 HR: 28/1220Z SFC/FL150 S0803 E11255 – S0818
E11329 – S0838 E11315 – S0807 E11252
FCST VA CLD +12 HR: 28/1820Z SFC/FL150 S0802 E11255 – S0822
E11330 – S0840 E11315 – S0807 E11251
FCST VA CLD +18 HR: 29/0020Z SFC/FL150 S0803 E11255 – S0819
E11330 – S0840 E11315 – S0807 E11251
RMK: VA NOT IDENTIFIABLE ON CURRENT SAT IMAGE DUE TO MET
CLOUD. HOWEVER, GROUND REPORTS INDICATE INTERMITTENT
DISCRETE EMISSIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED
ON GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260128/1240Z=
Marapi Volcano Volcanic Ash Advisory: ERUPTION REPORTED AT 27/2348Z EST VA DTG: 28/0000Z
Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:
FVAU04 at 00:17 UTC, 28/01/26 from ADRM
VA ADVISORY
DTG: 20260128/0017Z
VAAC: DARWIN
VOLCANO: MARAPI 261140
PSN: S0023 E10028
AREA: INDONESIA
SOURCE ELEV: 2885M AMSL
ADVISORY NR: 2026/19
INFO SOURCE: CVGHM
ERUPTION DETAILS: ERUPTION REPORTED AT 27/2348Z
EST VA DTG: 28/0000Z
EST VA CLD: SFC/FL110 S0021 E10024 – S0003 E10056 – S0021
E10106 – S0036 E10051 – S0027 E10024 MOV E 10KT
FCST VA CLD +6 HR: 28/0600Z NO VA EXP
FCST VA CLD +12 HR: 28/1200Z NO VA EXP
FCST VA CLD +18 HR: 28/1800Z NO VA EXP
RMK: CVGHM REPORTED ERUPTION FROM GROUND. VA NOT ABLE TO BE
OBSERVED FROM GROUND BUT WOULD BE EXPECTED TO DISSIPATE
WITHIN 6 HOURS. VA HEIGHT AND FORECAST ESTIMATED FROM
TYPICAL BEHAVIOUR AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260128/0617Z=