FVXX21 KNES 191619
VA ADVISORY
DTG: 20210819/1619Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0005 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT (3562 M)

ADVISORY NR: 2021/662

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

ERUPTION DETAILS: FRQ VA EMS

OBS VA DTG: 19/1600Z

OBS VA CLD: SFC/FL150 N0005 W07742 - S0005 W07738
- S0005 W07740 - N0003 W07747 - N0005 W07742 MOV
NW 10KT 

FCST VA CLD +6HR: 19/2200Z SFC/FL150 N0007 W07743
- S0005 W07738 - S0005 W07740 - N0003 W07751 -
N0007 W07743 

FCST VA CLD +12HR: 20/0400Z NO VA EXP

FCST VA CLD +18HR: 20/1000Z NO VA EXP

RMK: VA OBS IN SAT DATA AND RPTD IN VONA MOV NNW
FM SUMMIT. NWP MDLS AND OBS DIR DISAGREE
SLIGHTLY. NWP MDLS FCST DIR OF ASH TO MOV MOR W
THRU T+6.  ...TUGGLE

NXT ADVISORY: WILL BE ISSUED BY 20210819/2215Z