FVXX23 KNES 291753
VA ADVISORY
DTG: 20211129/1753Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/386

INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. 

ERUPTION DETAILS: VA EMS OBS IN EARLIER STLT
IMAGERY

OBS VA DTG: 29/1730Z

OBS VA CLD: SFC/FL200 N0456 W07535 - N0454 W07519
- N0452 W07519 - N0449 W07534 - N0456 W07535 MOV
W 10KT 

FCST VA CLD +6HR: 29/2330Z SFC/FL200 N0457 W07536
- N0454 W07519 - N0452 W07519 - N0448 W07536 -
N0457 W07536 

FCST VA CLD +12HR: 30/0530Z SFC/FL200 N0505
W07531 - N0453 W07519 - N0452 W07519 - N0456
W07536 - N0505 W07531 

FCST VA CLD +18HR: 30/1130Z NO VA EXP

RMK: VA EMS OBS IN EARLIER STLT IMAGERY. LOW CONF
IN VAA DUE TO WX CLDS. VA DIR/HGT FM EARLIER VONA
RPRT AND NWP MLDS SHOWS A W-LY TO NW-LY MOVMT
TREND THRU T+12 ...SAMBUCCI

NXT ADVISORY: WILL BE ISSUED BY 20211130/0000Z