FVXX24 KNES 182334
VA ADVISORY
DTG: 20210418/2334Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE ST VINCENT 360150
PSN: N1319 W06110

AREA: W_INDIES

SUMMIT ELEV: 3865 FT (1178 M)

ADVISORY NR: 2021/049

INFO SOURCE: GOES-16. PIARCO MWO. NWP MODELS.
VOLCAT. PILOT RPRT. 

ERUPTION DETAILS: CONS VA EMS

OBS VA DTG: 18/2250Z

OBS VA CLD: SFC/FL100 N1332 W06213 - N1324 W06110
- N1317 W06111 - N1314 W06213 - N1332 W06213 MOV
W 20KT SFC/FL200 N1320 W06201 - N1309 W06105 -
N1245 W06116 - N1256 W06215 - N1314 W06213 -
N1320 W06201 MOV SW 15KT 

FCST VA CLD +6HR: 19/0500Z SFC/FL100 N1337 W06251
- N1325 W06109 - N1317 W06111 - N1311 W06251 -
N1337 W06251 SFC/FL200 N1304 W06222 - N1253
W06105 - N1223 W06114 - N1237 W06228 - N1304
W06222 

FCST VA CLD +12HR: 19/1100Z SFC/FL100 N1342
W06330 - N1326 W06109 - N1318 W06110 - N1307
W06329 - N1342 W06330 SFC/FL200 N1247 W06235 -
N1234 W06101 - N1205 W06108 - N1218 W06244 -
N1247 W06235 

FCST VA CLD +18HR: 19/1700Z NO VA EXP

RMK: CONS VA EMS MOV W FM SUMMIT EXT 60NM AT
FL100. VA EM MOV SW CNTRD APPRX 30NM SW OF
SUMMIT. NWP MDLS FCST LTLCG IN WIND DIR THRU
T+12. ...TUGGLE

NXT ADVISORY: WILL BE ISSUED BY 20210419/0530Z
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