Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 9000 ft (2700 m) altitude or flight level 090 and is moving at 20 kts in SE direction.
The full report is as follows:
FVFE01 at 09:09 UTC, 05/12/25 from RJTD
VA ADVISORY
DTG: 20251205/0909Z
VAAC: TOKYO
VOLCANO: SAKURAJIMA [AIRA CALDERA] 282080
PSN: N3136 E13039
AREA: JAPAN
SOURCE ELEV: 1117M AMSL
ADVISORY NR: 2025/446
INFO SOURCE: JMA HIMAWARI-9
ERUPTION DETAILS: ERUPTED AT 20251205/0831Z FL090 EXTD SE
OBS VA DTG: 05/0850Z
OBS VA CLD: SFC/FL090 N3136 E13036 – N3137 E13041 – N3126 E13047 –
N3127 E13039 MOV SE 20KT
FCST VA CLD +6 HR: 05/1450Z SFC/FL080 N3051 E13239 – N3033 E13249 –
N3107 E13016 – N3124 E13013
FCST VA CLD +12 HR: 05/2050Z SFC/FL080 N3118 E13156 – N3039 E13417 –
N3015 E13339 – N3132 E13007 – N3206 E13017 – N3203 E13139
FCST VA CLD +18 HR: NO VA EXP
RMK: NIL
NXT ADVISORY: 20251205/1200Z=
