FVXX26 KNES 211353
VA ADVISORY
DTG: 20230321/1353Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SUMMIT ELEV: 12287 FT (3745 M)

ADVISORY NR: 2023/042

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: VA EMS OBS

OBS VA DTG: 21/1330Z

OBS VA CLD: SFC/FL160 N1453 W09213 - N1446 W09132
- N1444 W09132 - N1438 W09213 - N1453 W09213 MOV
W 5KT 

FCST VA CLD +6HR: 21/1930Z SFC/FL160 N1453 W09219
- N1446 W09132 - N1444 W09132 - N1435 W09217 -
N1453 W09219 

FCST VA CLD +12HR: 22/0130Z SFC/FL160 N1446
W09132 - N1444 W09132 - N1423 W09213 - N1440
W09218 - N1446 W09132 

FCST VA CLD +18HR: 22/0730Z NO VA EXP

RMK: FREQUENT VA EMS OBS IN STLT IMG MOV W AND
EXT ABOUT 40 NMI FM SUMMIT. MVMT TO SHIFT MORE SW
BY T+12. FL AND MVMT BASED ON STLT AND NWP
MODELS. ...GATLING

NXT ADVISORY: WILL BE ISSUED BY 20230321/2000Z