FVFE01 RJTD 191800 VA ADVISORY DTG: 20260319/1800Z VAAC: TOKYO VOLCANO: SHEVELUCH 300270 PSN: N5639 E16122 AREA: RUSSIA SOURCE ELEV: 3283M AMSL ADVISORY NR: 2026/84 INFO SOURCE: HIMAWARI-9 ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY OBS VA DTG: 19/1720Z OBS VA CLD: SFC/FL360 N5827 E17241 - N5716 E17437 - N5637 E17331 - N5750 E17204 MOV SE 35KT FCST VA CLD +6 HR: 19/2320Z SFC/FL360 N5614 E17844 - N5433 W17936 - N5434 E17808 - N5622 E17554 FCST VA CLD +12 HR: 20/0520Z SFC/FL360 N5255 W17355 - N5053 W17145 - N5211 W17617 - N5407 W17948 FCST VA CLD +18 HR: 20/1120Z SFC/FL350 N4849 W16549 - N4548 W16154 - N4814 W16817 - N5106 W17336 RMK: VA OF PREVIOUS VAA(FL180) IS NOT IDENTIFIABLE DUE TO MET CLOUD OR HAS DISSIPATED. SOME PART OF VA OBSCURED BY MET CLOUD. NXT ADVISORY: 20260319/2100Z=