FVFE01 RJTD 281447
VA ADVISORY
DTG: 20210728/1447Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SUMMIT ELEV: 3283M
ADVISORY NR: 2021/37
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: POSS ERUPTION OBS AT 20210728/1340Z FL110 EXTD SE
OBS VA DTG: 28/1420Z
OBS VA CLD: SFC/FL110 N5632 E16138 - N5637 E16141 - N5637 E16149 -
N5630 E16148 MOV SE 20KT
FCST VA CLD +6 HR: 28/2020Z SFC/FL130 N5553 E16622 - N5534 E16611 -
N5556 E16417 - N5604 E16215 - N5629 E16225 - N5621 E16430
FCST VA CLD +12 HR: 29/0220Z SFC/FL120 N5456 E17041 - N5436 E16957 -
N5521 E16808 - N5601 E16255 - N5641 E16333 - N5550 E16845
FCST VA CLD +18 HR: NO VA EXP
RMK: VA OF PREVIOUS VAA IS NOT IDENTIFIABLE DUE TO MET CLOUD OR HAS
DISSIPATED. NEW VA OBS IN SATELLITE IMAGERY. SOME PART OF VA
OBSCURED BY MET CLOUD.
NXT ADVISORY: 20210728/1800Z=