FVXX21 KNES 231255
VA ADVISORY
DTG: 20231023/1255Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17693 FT (5393 M)

ADVISORY NR: 2023/1094

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

ERUPTION DETAILS: VA SEEN IN SAT

OBS VA DTG: 23/1241Z

OBS VA CLD: SFC/FL220 N1903 W09837 - N1859 W09837
- N1841 W09906 - N1859 W09912 - N1903 W09837 MOV
S 15KT SFC/FL280 N1930 W09839 - N1925 W09838 -
N1924 W09845 - N1928 W09847 - N1930 W09839 MOV N
20KT 

FCST VA CLD +6HR: 23/1830Z SFC/FL220 N1902 W09837
- N1859 W09835 - N1814 W09943 - N1833 W09954 -
N1853 W09925 - N1902 W09837 SFC/FL280 NO VA EXP

FCST VA CLD +12HR: 24/0030Z SFC/FL220 N1903
W09837 - N1859 W09835 - N1810 W09943 - N1828
W09954 - N1856 W09925 - N1903 W09837 

FCST VA CLD +18HR: 24/0630Z SFC/FL220 N1903
W09838 - N1859 W09835 - N1821 W09947 - N1838
W09955 - N1901 W09937 - N1903 W09838 

RMK: VA TURNING SW EARLIER THAN FCSTD TO NEAR
FL220.  VA TO FL280 DSIPTG QUICKLY AND EXP TO
DISPT BY T+6 HRS. NWP GUIDANCE SHOWS A CONT SW
MOV THRU T+12HRS WITH MORE W MOV BY T+18 HRS. MOV
AND HGT BASED ON SAT, HYSPLIT AND NWP. ...KIBLER

NXT ADVISORY: WILL BE ISSUED BY 20231023/1900Z