FVXX25 KNES 151538
VA ADVISORY
DTG: 20210415/1538Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE ST VINCENT 360150
PSN: N1319 W06110

AREA: W_INDIES

SUMMIT ELEV: 3865 FT (1178 M)

ADVISORY NR: 2021/036

INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. 

ERUPTION DETAILS: INTMT VA EMS.

OBS VA DTG: 15/1510Z

OBS VA CLD: SFC/FL120 N1449 W06120 - N1318 W06109
- N1316 W06114 - N1446 W06138 - N1449 W06120 MOV
N 15KT 

FCST VA CLD +6HR: 15/2100Z SFC/FL120 N1534 W06112
- N1313 W06111 - N1422 W06158 - N1528 W06141 -
N1534 W06112 

FCST VA CLD +12HR: 16/0300Z SFC/FL120 N1550
W06201 - N1453 W06119 - N1315 W06111 - N1346
W06212 - N1447 W06250 - N1550 W06201 

FCST VA CLD +18HR: 16/0900Z SFC/FL120 N1538
W06222 - N1315 W06111 - N1347 W06232 - N1508
W06320 - N1538 W06222 

RMK: VA EMS NOTED AT 1145Z AND 1330Z SINCE PREV
ADVY. ALL VA MOVG NNW. FL ESTD FM NWP MDLS. NWP
MDLS FCST FURTHER VA EMS TO MOV NW BY T+12 AND
WNW BY T+18 WITH PRESENT VA FCST TO MOV N THEN
NNE OVR DOMINICA BFR DISPG. ...HOSLEY

NXT ADVISORY: WILL BE ISSUED BY 20210415/2145Z
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