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: 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