FVXX20 KNES 201259
VA ADVISORY
DTG: 20200920/1259Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/810

INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. VONA. NWP
MODELS. 

ERUPTION DETAILS: MAJOR EURPTION APROX 0940Z

OBS VA DTG: 201/1210Z

OBS VA CLD: SFC/FL400 S0158 W07904 - S0200 W07838
- S0200 W07820 - S0216 W07822 - S0221 W07835 -
S0222 W07852 - S0223 W07914 - S0220 W07922 -
S0209 W07926 - S0158 W07904 MOV W 10-15KT
SFC/FL500 S0159 W07801 - S0204 W07732 - S0217
W07722 - S0230 W07730 - S0230 W07745 - S0218
W07822 - S0200 W07820 - S0159 W07801 MOV W
10-15KT 

FCST VA CLD +6HR: 01/1800Z SFC/FL400 S0159 W07905
- S0159 W07837 - S0201 W07820 - S0216 W07822 -
S0223 W07844 - S0228 W07908 - S0234 W07928 -
S0232 W07947 - S0223 W07958 - S0208 W07957 -
S0200 W07932 - S0159 W07905 SFC/FL500 S0201
W07819 - S0201 W07758 - S0208 W07719 - S0214
W07654 - S0223 W07643 - S0235 W07644 - S0242
W07655 - S0243 W07709 - S0241 W07730 - S0234
W07746 - S0225 W07806 - S0201 W07819 

FCST VA CLD +12HR: 02/0000Z SFC/FL400 S0159
W07929 - S0225 W07928 - S0241 W07952 - S0250
W08005 - S0234 W08028 - S0218 W08032 - S0207
W08012 - S0159 W07949 - S0159 W07929 SFC/FL500
S0219 W07646 - S0224 W07621 - S0246 W07623 -
S0250 W07629 - S0252 W07644 - S0250 W07659 -
S0240 W07710 - S0220 W07702 - S0219 W07646 

FCST VA CLD +18HR: 02/0600Z SFC/FL400 S0220
W08040 - S0246 W08029 - S0256 W08036 - S0302
W08058 - S0304 W08119 - S0240 W08122 - S0225
W08110 - S0220 W08040 SFC/FL500 S0242 W07559 -
S0242 W07541 - S0250 W07529 - S0308 W07523 -
S0316 W07537 - S0312 W07600 - S0300 W07614 -
S0252 W07610 - S0242 W07559 

RMK: MAJOR VA EMS. VA HGT TO FL500 SPREDING WWD
UP TO FL400 AND EWD FL400-500.  STG SIGNAL OF
VOLCANIC CB ON VOLCAT. MUCH GAS AND STEAM MASKING
SOME OF VA.  MDLS WIND BECMG WEAKER FL400-500
AFTER ARND T+12 HR AND SWITCH MORE WNW AND ENE.
...KONON

NXT ADVISORY: WILL BE ISSUED BY 20200920/1900Z