FVXX20 KNES 231912
VA ADVISORY
DTG: 20210123/1912Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/090

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

ERUPTION DETAILS: THICK VA CLDS OBS IN STLT
IMAGERY

OBS VA DTG: 23/1830Z

OBS VA CLD: SFC/FL220 S0146 W08009 - S0157 W07823
- S0205 W07819 - S0232 W08005 - S0146 W08009 MOV
W 20KT 

FCST VA CLD +6HR: 24/0030Z SFC/FL220 S0137 W08042
- S0157 W07819 - S0207 W07817 - S0245 W08037 -
S0137 W08042 

FCST VA CLD +12HR: 24/0630Z SFC/FL220 S0134
W08116 - S0157 W07820 - S0207 W07814 - S0258
W08108 - S0134 W08116 

FCST VA CLD +18HR: 24/1230Z SFC/FL220 S0126
W08147 - S0155 W07819 - S0207 W07813 - S0314
W08141 - S0126 W08147 

RMK: THICK VA CLDS OBS IN STLT APPROX 110NMI W FM
SUMMIT. VA HGT FM PREV VAA. VA DIR FM STLT/NWP
MDLS SHOWS A W-LY TO WSW-LY MOVMT TREND THRU
T+18.  ...SAMBUCCI

NXT ADVISORY: WILL BE ISSUED BY 20210124/0115Z