FVXX20 KNES 200708
VA ADVISORY
DTG: 20201220/0708Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/1235

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

ERUPTION DETAILS: CONTG VA EMS.

OBS VA DTG: 20/0640Z

OBS VA CLD: SFC/FL250 S0144 W07837 - S0158 W07820
- S0204 W07819 - S0218 W07838 - S0207 W07919 -
S0144 W07837 MOV W 10KT 

FCST VA CLD +6HR: 20/1230Z SFC/FL250 S0143 W07904
- S0158 W07820 - S0202 W07819 - S0222 W07904 -
S0143 W07904 

FCST VA CLD +12HR: 20/1830Z SFC/FL250 S0156
W07906 - S0158 W07820 - S0201 W07819 - S0232
W07855 - S0156 W07906 

FCST VA CLD +18HR: 21/0030Z SFC/FL250 S0158
W07820 - S0201 W07818 - S0243 W07850 - S0213
W07910 - S0158 W07820 

RMK: VA OBS IN SAT FANNING OUT NW TO SW UP TO 60
NM FM SUMMIT. LGT WINDS AT AND BELOW FL REDUCE
CONFIDENCE IN OBS VA FL AND FCST VA MVMT. FL MVMT
EXP TO BACK TO SW THRU T+18 HRS. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20201220/1315Z