FVXX23 KNES 220104
VA ADVISORY
DTG: 20230922/0104Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT (5393 M)

ADVISORY NR: 2023/997

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: NEW VA EM ESTD TO FL230.

OBS VA DTG: 22/0056Z

OBS VA CLD: SFC/FL200 N1905 W09838 - N1901 W09836
- N1828 W10051 - N1849 W10055 - N1905 W09838 MOV
W 15KT SFC/FL230 N1924 W09906 - N1904 W09837 -
N1901 W09838 - N1908 W09911 - N1924 W09906 MOV NW
15KT 

FCST VA CLD +6HR: 22/0700Z SFC/FL200 N1913 W10005
- N1904 W09837 - N1859 W09835 - N1852 W10006 -
N1913 W10005 SFC/FL230 NO VA EXP

FCST VA CLD +12HR: 22/1300Z SFC/FL200 N1913
W10009 - N1903 W09837 - N1858 W09835 - N1850
W10010 - N1913 W10009 

FCST VA CLD +18HR: 22/1900Z SFC/FL200 N1908
W10008 - N1904 W09835 - N1858 W09836 - N1846
W10008 - N1908 W10008 

RMK: REMNANT VA CLD OBS 130 NM WSW FM SUMMIT. NEW
VA EM OBS MOV WSW AT FL200 AND NW ESTD TO FL230.
LOWER CONFIDENCE IN FL DUE TO DISAGREMENT WITH
NWP MDL WINDS. FL230 VA FCST TO DSIPT BY T+6 HRS.
FL200 MVMT FCST TO TURN TO W BY T+6 HRS. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20230922/0700Z
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