FVXX24 KNES 281453 VA ADVISORY DTG: 20241028/1453Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2024/486 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: OCNL VA EMS OBS VA DTG: 28/1420Z OBS VA CLD: SFC/FL140 N1449 W09146 - N1446 W09132 - N1444 W09132 - N1441 W09147 - N1449 W09146 MOV W 10KT FCST VA CLD +6HR: 28/2030Z SFC/FL140 N1449 W09201 - N1446 W09132 - N1444 W09132 - N1433 W09159 - N1449 W09201 FCST VA CLD +12HR: 29/0230Z SFC/FL140 N1451 W09155 - N1446 W09132 - N1444 W09132 - N1438 W09155 - N1451 W09155 FCST VA CLD +18HR: 29/0830Z SFC/FL140 N1449 W09155 - N1446 W09132 - N1444 W09132 - N1435 W09153 - N1449 W09155 RMK: OCNL VA EMS OBS IN STLT IMAGERY AND WEBCAM MOVG W APPRX 15NM FM SUMMIT. VA FCST THRU T+18 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20241028/2100Z