FVXX24 KNES 101948 VA ADVISORY DTG: 20240510/1948Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2024/308 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: DISCRETE VA EMS OBSD OBS VA DTG: 10/1920Z OBS VA CLD: SFC/FL140 N1455 W09210 - N1445 W09133 - N1444 W09133 - N1441 W09210 - N1455 W09210 MOV W 10KT FCST VA CLD +6HR: 11/0130Z SFC/FL140 N1446 W09132 - N1444 W09132 - N1411 W09200 - N1424 W09210 - N1446 W09132 FCST VA CLD +12HR: 11/0730Z NO VA EXP FCST VA CLD +18HR: 11/1330Z NO VA EXP RMK: VA EMS OBSD APPRX 40 NM W OF SUMMIT ON STLT IMG. MDL GUIDANCE SHOWS W MVMT TO SHIFT SW BY T+6 HRS. MVMT AND HGT BASED ON STLT OBS AND NWP MDLS. ...BERTALAN NXT ADVISORY: WILL BE ISSUED BY 20240511/0145Z