FVXX21 KNES 211328
VA ADVISORY
DTG: 20170621/1328Z

VAAC: WASHINGTON

VOLCANO: SHEVELUCH 300270
PSN: N5640 E16122

AREA: KAMCHATKA

SUMMIT ELEV: 10771 FT (3283 M)

ADVISORY NR: 2017/046

INFO SOURCE: HIMAWARI-8. NWP MODELS. 

ERUPTION DETAILS: REMNANT VA 

OBS VA DTG: 21/1240Z

OBS VA CLD: SFC/FL350 N5409 W14401 - N5324 W14359
- N5140 W15215 - N4822 W15907 - N4620 W16111 -
N4708 W16243 - N5132 W15515 - N5335 W14818 -
N5409 W14401 MOV NE 75-80KT 

FCST VA CLD +6HR: 21/1830Z SFC/FL350 N5513 W13606
- N5404 W13610 - N5204 W15050 - N4725 W15941 -
N4820 W16114 - N5226 W15337 - N5401 W14701 -
N5513 W13606 

FCST VA CLD +12HR: 22/0030Z SFC/FL350 N5533
W13553 - N5429 W13608 - N5226 W15004 - N4732
W15941 - N4831 W16110 - N5307 W15107 - N5533
W13553 

FCST VA CLD +18HR: 22/0630Z SFC/FL350 N5556
W13546 - N5452 W13606 - N5208 W15125 - N4743
W15930 - N4832 W16048 - N5237 W15307 - N5556
W13546 

RMK: STREAM OF REMANT SHEVELUCH AND BEZYMIANNY VA
MOV ENE. WEST EDGE OF VA BECOMING DIFFUSE. MODELS
AGREE THAT WIND AT FL MOV BETWEEN 75-80 KTS. LOW
CONFIDENCE IN EASTERMOST VA EXTENT.  ...VELASCO

NXT ADVISORY: WILL BE ISSUED BY 20170621/1930Z