FVXX23 KNES 041947
VA ADVISORY
DTG: 20211204/1947Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/411

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

ERUPTION DETAILS: CONT VA EMS OBS

OBS VA DTG: 04/1920Z

OBS VA CLD: SFC/FL220 N0455 W07531 - N0453 W07519
- N0451 W07529 - N0455 W07531 MOV W 5KT 

FCST VA CLD +6HR: 05/0130Z SFC/FL220 N0456 W07531
- N0453 W07519 - N0451 W07530 - N0456 W07531 

FCST VA CLD +12HR: 05/0730Z SFC/FL220 N0456
W07531 - N0453 W07519 - N0451 W07530 - N0456
W07531 

FCST VA CLD +18HR: 05/1330Z SFC/FL220 N0456
W07531 - N0453 W07519 - N0451 W07531 - N0456
W07531 

RMK: CONT VA EMS OBS MOV W IN STLT IMAGERY. VA
FCST TO CONT MOV W WITH LGT WINDS THRU T+18HRS
BEFORE DISP. VO ACT MODERATE.   ...FISHER

NXT ADVISORY: WILL BE ISSUED BY 20211205/0145Z