FVXX21 KNES 231321
VA ADVISORY
DTG: 20200823/1321Z
VAAC: WASHINGTON
VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837
AREA: MEXICO
SUMMIT ELEV: 17802 FT (5426 M)
ADVISORY NR: 2020/795
INFO SOURCE: GOES-EAST. MEXICO CITY MWO. WEB CAM.
NWP MODELS.
ERUPTION DETAILS: CONS EM
OBS VA DTG: 23/1311Z
OBS VA CLD: SFC/FL220 N1903 W09840 - N1902 W09836
- N1837 W09839 - N1840 W09852 - N1903 W09840 MOV
S 5KT
FCST VA CLD +6HR: 23/1900Z SFC/FL220 N1914 W09917
- N1904 W09836 - N1858 W09836 - N1840 W09854 -
N1855 W09923 - N1914 W09917
FCST VA CLD +12HR: 24/0100Z NO VA EXP
FCST VA CLD +18HR: 24/0700Z NO VA EXP
RMK: VA DRIFTING SLOWLY SW FM SUMMIT ATTM, BUT
EARLIER EM EXT 20 NM S OF THE SUMMIT. HGT BASED
ON MWO. NWP MODEL GUIDANCE SUGGESTS ABRUPT CHANGE
TWD W IN EM BY T+6 AND THIS MAY ALREADY BE UNDER
WAY BASED ON STLT TRENDS. ...TURK
NXT ADVISORY: WILL BE ISSUED BY 20200823/1915Z
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