Shiveluch Volcano Volcanic Ash Advisory: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY OBS VA DTG: 01/1120Z to 29000 ft (8800 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 29000 ft (8800 m) altitude or flight level 290 and is moving at 20 kts in E direction.
The full report is as follows:

FVFE01 at 12:00 UTC, 01/04/26 from RJTD
VA ADVISORY
DTG: 20260401/1200Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/110
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY
OBS VA DTG: 01/1120Z
OBS VA CLD: SFC/FL290 N5922 E16413 – N5923 E16654 – N5712 E17123 –
N5622 E17040 MOV E 20KT
FCST VA CLD +6 HR: 01/1720Z SFC/FL300 N5744 E17406 – N5539 E17546 –
N5959 E16315 – N6033 E16747
FCST VA CLD +12 HR: 01/2320Z SFC/FL300 N5920 E17519 – N5353 W17901 –

N6059 E16331 – N6117 E17001
FCST VA CLD +18 HR: 02/0520Z SFC/FL290 N6010 E17752 – N5149 W17452 –

N5926 E17211 – N6033 E16642 – N6153 E16518 – N6148 E17328
RMK: SOME PART OF VA OBSCURED BY MET CLOUD.
NXT ADVISORY: 20260401/1800Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260401/0505Z VA CLD UNKNOWN REPORTED OBS VA DTG: 01/0520Z

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

FVFE01 at 05:40 UTC, 01/04/26 from RJTD
VA ADVISORY
DTG: 20260401/0540Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/416
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260401/0505Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 01/0520Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 090/5KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=

Stromboli volcano (Italy): continuing lava flow on Sciara del Fuoco

The lava effusion on Sciara del Fuoco early this morning (image: National Institute of Geophysics and Volcanology Catania)

The effusive-explosive eruption at the volcano continues.

The lava continues to emerge from the North Crater and keeps the flow in the upper Sciara del Fuoco.

The seismic instrument detected a slight increase in volcanic tremor yesterday.

Semeru Volcano Volcanic Ash Advisory: VA TO FL150 OBS AT 31/2110Z OBS VA DTG: 31/2110Z to 15000 ft (4600 m)

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 05 kts in S direction.
The full report is as follows:

FVAU02 at 21:31 UTC, 31/03/26 from ADRM
VA ADVISORY
DTG: 20260331/2130Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/370
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 31/2110Z
OBS VA DTG: 31/2110Z
OBS VA CLD: SFC/FL150 S0801 E11258 – S0821 E11313 – S0829
E11303 – S0828 E11248 – S0802 E11250 MOV S 05KT
FCST VA CLD +6 HR: 01/0310Z SFC/FL150 S0801 E11259 – S0820
E11312 – S0830 E11300 – S0823 E11243 – S0802 E11250
FCST VA CLD +12 HR: 01/0910Z SFC/FL150 S0759 E11248 – S0757
E11300 – S0816 E11314 – S0829 E11300 – S0822 E11240
FCST VA CLD +18 HR: 01/1510Z SFC/FL150 S0759 E11303 – S0811
E11310 – S0821 E11254 – S0811 E11241 – S0758 E11248
RMK: VA IDENTIFIABLE ON RGB SATELLITE IMAGERY MOVING S TO
SE. INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. VA
HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND
REPORTS AND MODEL GUIDANCE. WINDS BECOMING LIGHT REDUCING
FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260401/0330Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260331/1903Z FL100 EXTD WNW REPORTED OBS VA DTG: 31/1910Z

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

FVFE01 at 19:30 UTC, 31/03/26 from RJTD
VA ADVISORY
DTG: 20260331/1930Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/413
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260331/1903Z FL100 EXTD WNW REPORTED
OBS VA DTG: 31/1910Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL100 070/1KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=