FVXX23 KNES 211728
VA ADVISORY
DTG: 20241221/1728Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SUMMIT ELEV: 12287 FT (3745 M)

ADVISORY NR: 2024/637

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

ERUPTION DETAILS: OCNL VA EMS

OBS VA DTG: 21/1640Z

OBS VA CLD: SFC/FL140 N1447 W09132 - N1444 W09131
- N1429 W09155 - N1440 W09201 - N1447 W09132 MOV
SW 5KT 

FCST VA CLD +6HR: 21/2230Z SFC/FL140 N1447 W09132
- N1445 W09132 - N1422 W09207 - N1437 W09214 -
N1447 W09132 

FCST VA CLD +12HR: 22/0430Z SFC/FL140 N1503
W09158 - N1447 W09132 - N1444 W09132 - N1449
W09204 - N1503 W09158 

FCST VA CLD +18HR: 22/1030Z SFC/FL140 N1503
W09158 - N1447 W09132 - N1444 W09132 - N1449
W09204 - N1503 W09158 

RMK: OCNL VA EMS OBS IN STLT IMAGERY AND WEBCAM
MOVG WSW FM SUMMIT. VA FCST THRU T+18 HRS BASED
ON A BLEND OF RCNT STLT IMAGERY AND NWP MDLS.
GUIDANCE SUGGESTS LGT/VRBL FL WINDS SO LOW
CONFIDENCE FCST.  ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20241221/2330Z