FVXX25 KNES 231335
VA ADVISORY
DTG: 20210923/1335Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2021/575

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

ERUPTION DETAILS: REMNANT VA OBS.

OBS VA DTG: 23/1321Z

OBS VA CLD: SFC/FL220 N1902 W09928 - N1850 W09923
- N1846 W09946 - N1858 W09946 - N1902 W09928 MOV
SW 10KT 

FCST VA CLD +6HR: 23/1930Z SFC/FL220 N1901 W09837
- N1859 W09836 - N1840 W09846 - N1852 W09901 -
N1901 W09837 

FCST VA CLD +12HR: 24/0130Z NO VA EXP

FCST VA CLD +18HR: 24/0730Z NO VA EXP

RMK: LGT REMNANT VA EMS FM EARLIER ERUPTION OBS
IN STLT APRX 68 NM WSW OF SUMMIT PRIOR TO DSIPTG.
NO NEW EMS OBS OVER LAST 4 HRS. FL RAISED DUE TO
MATCHING MVMT AND WIND DIR IN 12Z RADIOSONDE.
...JLEVINE

NXT ADVISORY: WILL BE ISSUED BY 20210923/1930Z