FVXX22 KNES 271438 VA ADVISORY DTG: 20231227/1438Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2023/294 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCCL VA EMS OBS VA DTG: 27/1410Z OBS VA CLD: SFC/FL150 N1519 W09120 - N1514 W09113 - N1444 W09132 - N1446 W09134 - N1519 W09120 MOV NE 20KT FCST VA CLD +6HR: 27/2000Z SFC/FL150 N1514 W09110 - N1503 W09059 - N1444 W09132 - N1446 W09134 - N1514 W09110 FCST VA CLD +12HR: 28/0200Z NO VA EXP FCST VA CLD +18HR: 28/0800Z NO VA EXP RMK: OCCL VA EMS OBS FM STLT DATA MV NNE AND GETTING TO ABT 35 NM FM SUMMIT AREA. MDL WINDS FCST EXP TO SHFT TO NE BY T+6 HRS. ...BROWN NXT ADVISORY: WILL BE ISSUED BY 20231227/2045Z