FVXX25 KNES 230212
VA ADVISORY
DTG: 20210923/0212Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2021/573

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

ERUPTION DETAILS: VA EMS OBSD AT 0110Z

OBS VA DTG: 23/0141Z

OBS VA CLD: SFC/FL190 N1902 W09838 - N1901 W09836
- N1852 W09847 - N1858 W09851 - N1902 W09838 MOV
SW 20KT 

FCST VA CLD +6HR: 23/0730Z SFC/FL190 N1902 W09838
- N1901 W09836 - N1826 W09917 - N1843 W09929 -
N1902 W09838 

FCST VA CLD +12HR: 23/1330Z SFC/FL190 N1903
W09838 - N1901 W09835 - N1813 W09902 - N1831
W09925 - N1903 W09838 

FCST VA CLD +18HR: 23/1930Z NO VA EXP

RMK: VA EMS SEEN ON WEBCAM, THEN OBSD BY G16. VA
EXTD 10 NM SW OF SUMMIT. FL ESTD FM 00Z MMMX
RADIOSONDE. NWP MDL FCST LTLCG THRU T+6 HRS, THEN
BACKING THRU T+12 HRS.  ...ZENG

NXT ADVISORY: WILL BE ISSUED BY 20210923/0815Z