FVXX23 KNES 281749
VA ADVISORY
DTG: 20210728/1749Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/084

INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
SERVICIO GEOLOGICO COLOMBIANO. 

ERUPTION DETAILS: OCNL VA EMS OBS IN SUMMIT WEBCAM

OBS VA DTG: 28/1730Z

OBS VA CLD: SFC/FL200 N0502 W07523 - N0453 W07518
- N0452 W07520 - N0458 W07528 - N0502 W07523 MOV
NW 5KT 

FCST VA CLD +6HR: 28/2330Z NO VA EXP

FCST VA CLD +12HR: 29/0530Z NO VA EXP

FCST VA CLD +18HR: 29/1130Z NO VA EXP

RMK: OCNL VA EMS WITH STEAM/GAS EMS OBS IN SUMMIT
WEBCAM MOVG NW. VA HGT/DIR FM 1734Z VONA RPRT FM
SGC. LOW CONF IN VAA DUE TO WX CLDS. VA EMS EXP
CONT NW MOVMT PRIOR TO DISP BY T+6. ...SAMBUCCI

NXT ADVISORY: WILL BE ISSUED BY 20210728/2345Z