FVXX23 KNES 221950 VA ADVISORY DTG: 20231222/1950Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2023/288 INFO SOURCE: GOES-16. WEBCAM. ERUPTION DETAILS: OCCL VA EMS OBS VA DTG: 22/1920Z OBS VA CLD: SFC/FL150 N1455 W09137 - N1446 W09132 - N1444 W09133 - N1450 W09142 - N1455 W09137 MOV NW 10KT FCST VA CLD +6HR: 23/0130Z SFC/FL150 N1500 W09136 - N1445 W09132 - N1444 W09134 - N1453 W09147 - N1500 W09136 FCST VA CLD +12HR: 23/0730Z NO VA EXP FCST VA CLD +18HR: 23/1330Z NO VA EXP RMK: OCCL VA EMS OBS FM STLT DATA. VA CLDS ARE LGT IN VIS IMAGERY. HOTSPOT DETECTED. MDL WINDS FCST EXP TO REMAIN TO NW THRU T+6 HRS. ...BROWN NXT ADVISORY: WILL BE ISSUED BY 20231223/0145Z