FVXX22 KNES 170528 VA ADVISORY DTG: 20231117/0528Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2023/209 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: INTMT VA EMS. OBS VA DTG: 17/0450Z OBS VA CLD: SFC/FL150 N1454 W09127 - N1450 W09123 - N1444 W09132 - N1445 W09134 - N1454 W09127 MOV NE 10KT FCST VA CLD +6HR: 17/1100Z SFC/FL150 N1446 W09133 - N1445 W09118 - N1435 W09121 - N1445 W09134 - N1446 W09133 FCST VA CLD +12HR: 17/1700Z NO VA EXP FCST VA CLD +18HR: 17/2300Z NO VA EXP RMK: VA EM OBSD ARND 0415Z BY STLT MOVG NE. NWP MDL FCSTS AND OBS DO NOT AGREE SO CONFDC IN FCST IS LOW. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20231117/1130Z