FVXX25 KNES 141744
VA ADVISORY
DTG: 20210414/1744Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE ST VINCENT 360150
PSN: N1319 W06110

AREA: W_INDIES

SUMMIT ELEV: 3865 FT (1178 M)

ADVISORY NR: 2021/032

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

ERUPTION DETAILS: NEW EXPLOSIVE ERUPTION.

OBS VA DTG: 14/1720Z

OBS VA CLD: SFC/FL110 N1334 W06118 - N1324 W06107
- N1317 W06111 - N1326 W06123 - N1334 W06118 MOV 
NW 10KT SFC/FL280 N1319 W05613 - N1314 W05545 -
N1155 W05622 - N1203 W05651 - N1319 W05613 MOV E
30KT SFC/FL320 N1323 W06105 - N1313 W05953 - 
N1249 W06001 - N1319 W06113 - N1323 W06105 MOV
E 30KT SFC/FL400 N1347 W06014 - N1344 W05940 -
N1312 W05953 - N1317 W06022 - N1347 W06014 MOV E
35KT 

FCST VA CLD +6HR: 14/2330Z SFC/FL110 N1403 W06119
- N1317 W06110 - N1319 W06121 - N1356 W06150 -
N1403 W06119 SFC/FL280 NO VA EXP SFC/FL320 N1323 
W06111 - N1312 W05659 - N1201 W05747 - N1317 
W06111 - N1323 W06111 SFC/FL450 N1420 W05624 - 
N1313 W05658 - N1316 W05805 - N1404 W05733 -
N1420 W05624 

FCST VA CLD +12HR: 15/0530Z SFC/FL110 NO VA
EXP SFC/FL320 N1325 W06108 - N1304 W05335 - N1036
W05427 - N1316 W06113 - N1325 W06108 SFC/FL450 NO
VA EXP

FCST VA CLD +18HR: 15/1130Z SFC/FL320 N1331
W05637 - N1254 W05111 - N1023 W05144 - N1125
W05715 - N1331 W05637 

RMK: ERUPTION STARTED AT 1530Z. VA OBSD TO 75 NMI
E OF SUMMIT APCHG BARBADOS. NWP MDLS FCST LTLCG
IN VA MOVMT THRU T+18. REMNANT VA FM PREV ADVY
LKLY TO DISP BY T+6. ...HOSLEY

NXT ADVISORY: WILL BE ISSUED BY 20210414/2345Z
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