FVXX22 KNES 231635
VA ADVISORY
DTG: 20250423/1635Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17342 FT (5286 M)

ADVISORY NR: 2025/166

INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. 

ERUPTION DETAILS: ONGOING SIG VA EMS

OBS VA DTG: 23/1600Z

OBS VA CLD: SFC/FL240 S0152 W07828 - S0159 W07820
- S0201 W07820 - S0158 W07832 - S0152 W07828 MOV
NW 15KT SFC/FL300 S0144 W07837 - S0145 W07836 -
S0147 W07836 - S0150 W07844 - S0158 W07849 -
S0158 W07852 - S0155 W07852 - S0149 W07849 -
S0146 W07847 - S0144 W07837 MOV NW 10KT 

FCST VA CLD +6HR: 23/2200Z SFC/FL240 S0146 W07835
- S0159 W07819 - S0201 W07820 - S0156 W07840 -
S0146 W07835 SFC/FL300 S0120 W07859 - S0123
W07856 - S0125 W07902 - S0128 W07907 - S0132
W07913 - S0143 W07922 - S0138 W07922 - S0128
W07916 - S0124 W07910 - S0120 W07859 

FCST VA CLD +12HR: 24/0400Z SFC/FL240 S0150
W07839 - S0158 W07820 - S0201 W07820 - S0202
W07841 - S0150 W07839 SFC/FL300 S0059 W07917 -
S0104 W07925 - S0107 W07934 - S0113 W07942 -
S0119 W07950 - S0126 W07958 - S0122 W07956 -
S0115 W07947 - S0107 W07939 - S0102 W07931 -
S0059 W07921 - S0059 W07917 

FCST VA CLD +18HR: 24/1000Z SFC/FL240 S0146
W07837 - S0159 W07819 - S0201 W07820 - S0159
W07840 - S0146 W07837 SFC/FL300 NO VA EXP

RMK: VA EMS AT FL240 NOT OBSD IN STLT IMG DUE TO
MET CLDS BUT VA EMS LIKELY OBSCD. A MORE WNW MVMT
EXP BY T+18 HRS. DETATCHED VA CLD AT FL300 OBSD IN
STLT IMG MOVG APPRX 25 NM NW FM SUMMIT. MVMT AND
HGT BASED ON VONA, STLT, WEBCAM, AND NWP MDLS.
...BERTALAN

NXT ADVISORY: WILL BE ISSUED BY 20250423/2230Z
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