FVXX22 KNES 101836
VA ADVISORY
DTG: 20210810/1836Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2021/498

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

ERUPTION DETAILS: VA CLD DETECTED IN STLT

OBS VA DTG: 10/1800Z

OBS VA CLD: SFC/FL200 N1916 W09914 - N1902 W09837
- N1900 W09838 - N1907 W09917 - N1916 W09914 MOV
W 15KT

FCST VA CLD +6HR: 11/0000Z SFC/FL200 N1929 W09923
- N1902 W09837 - N1900 W09838 - N1904 W09934 -
N1929 W09923

FCST VA CLD +12HR: 11/0600Z SFC/FL200 N1920
W09914 - N1903 W09837 - N1901 W09839 - N1856
W09916 - N1920 W09914

FCST VA CLD +18HR: 11/1200Z NO VA EXP

RMK: 557 WEATHER WING FOR WASHINGTON VAAC VA
EMS SEEN IN G16 STLT IMAGERY MOVG WNW
APPRX 40NM FM THE SUMMIT. VA NOT SEEN IN WEBCAM
DUE TO WX CLDS. FL BASED ON MMMX 12Z SOUNDING. W
MVMT FCST THRU T+12 HRS.  ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20210811/0030Z