FVXX21 KNES 210044
VA ADVISORY
DTG: 20210421/0044Z
VAAC: WASHINGTON
VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837
AREA: MEXICO
SUMMIT ELEV: 17802 FT (5426 M)
ADVISORY NR: 2021/383
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: RESIUDAL VA FM EARLIER EMS
OBS VA DTG: 21/0031Z
OBS VA CLD: SFC/FL200 N1908 W09738 - N1901 W09659
- N1846 W09659 - N1844 W09815 - N1858 W09814 -
N1908 W09738 MOV E 30KT
FCST VA CLD +6HR: 21/0630Z SFC/FL200 N1901 W09432
- N1843 W09444 - N1845 W09513 - N1900 W09508 -
N1901 W09432
FCST VA CLD +12HR: 21/1230Z NO VA EXP
FCST VA CLD +18HR: 21/1830Z NO VA EXP
RMK: RESIDUAL VA STICKING TOGETHER LONGER THAN
FCSTD WITH THE LEADING EDGE OVER 80 NM E FM SUMMIT.
W EDGE OF VA EMISSION IS DSIPTG WHILE MOV
ESE WITH E MOV EDGE HOLDING TOGETHER LONGER.
MODEL GUIDANCE INDICATES A CONT E-LY MOV THRU T+6
HRS. NO NEW VA EMS SEEN IN STLT OR WEBCAM ...KIBLER
NXT ADVISORY: WILL BE ISSUED BY 20210421/0645Z
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