FVXX22 KNES 211656
VA ADVISORY
DTG: 20170821/1656Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2017/073

INFO SOURCE: NON-OPERATIONAL GOES-16. MEXICO CITY
MWO. NWP MODELS. VOLCANO WEB CAMERA. 

ERUPTION DETAILS: ERUPTION ARND 21/1600Z

OBS VA DTG: 21/1630Z

OBS VA CLD: SFC/FL250 N1909 W09848 - N1901 W09836
- N1859 W09837 - N1855 W09851 - N1903 W09852 -
N1909 W09848 MOV W 15KT 

FCST VA CLD +6HR: 21/2230Z SFC/FL250 N1902 W09905
- N1851 W09903 - N1847 W09916 - N1859 W09917 -
N1902 W09905 

FCST VA CLD +12HR: 22/0430Z SFC/FL250 NO ASH EXP

FCST VA CLD +18HR: 22/1030Z NO ASH EXP

RMK: DISCRETE VA EM OBS IN STLT MOVG W FM SUMMIT
AT 15KTS NEAR FL250. ASH EXTDS 18NMI FM SUMMIT
THRU 1630Z. VA FCSTD TO DISP BY T+12HRS.
...RAMIREZ

NXT ADVISORY: WILL BE ISSUED BY 20170821/2300Z