FVXX24 KNES 271529 VA ADVISORY DTG: 20210327/1529Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/005 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. SERVICIO GEOLOGICO COLOMBIANO. ERUPTION DETAILS: PSBL VA EMS OBS FM SUMMIT OBS VA DTG: 27/1510Z OBS VA CLD: SFC/FL200 N0459 W07517 - N0453 W07518 - N0453 W07520 - N0458 W07522 - N0459 W07517 MOV N 10KT FCST VA CLD +6HR: 27/2100Z SFC/FL200 N0502 W07519 - N0458 W07512 - N0453 W07518 - N0452 W07520 - N0502 W07519 FCST VA CLD +12HR: 28/0300Z NO VA EXP FCST VA CLD +18HR: 28/0900Z NO VA EXP RMK: PSBL VA EMS OBS FM SUMMIT FM 1446Z VONA RPRT FM SGC. LOW CONF IN VAA/VAG DUE TO WX CLDS OVER SUMMIT REGION. VA HGT/DIR FM STLT/NWP MDLS SHOWS N-LY TO NE-LY MOVMT THRU T+6. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20210327/2130Z