Volcanic Ash Advisory Center Washington (VAAC) issued the following report:
FVXX23 at 10:15 UTC, 21/03/26 from KNES
VA ADVISORY
DTG: 20260321/1013Z
VAAC: WASHINGTON
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: KAMCHATKA
SOURCE ELEV: 10771 FT AMSL
ADVISORY NR: 2026/015
INFO SOURCE: GOES-19. NWP MODELS.
ERUPTION DETAILS: REMNANT VA CLD OBS
OBS VA DTG: 21/0930Z
OBS VA CLD: FL200/360 N4550 W12755 – N4519 W12738
– N4429 W12935 – N4450 W13125 – N4516 W13130 –
N4518 W12940 – N4550 W12755 MOV NE 90KT
FCST VA CLD +6HR: 21/1530Z FL200/360 N5004 W11626
– N4907 W11610 – N4843 W11910 – N5001 W11923 –
N5004 W11626
FCST VA CLD +12HR: 21/2130Z NO VA EXP
FCST VA CLD +18HR: 22/0330Z NO VA EXP
RMK: REMNANT VA CLD OBS IN STLT IMG IN NPAC. NWP
MDL GUIDANCE FCSTS GEN NE MOVMT THRU T+6. VA
FCSTS TO MOV OVR PACIFIC NW USA IF VA PERSISTS,
…MONAGHAN
NXT ADVISORY: WILL BE ISSUED BY 20260321/1615Z