FVXX21 KNES 310917
VA ADVISORY
DTG: 20201231/0917Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2020/1113

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

ERUPTION DETAILS: PSBL ONGOING VA EMS

OBS VA DTG: 31/0851Z

OBS VA CLD: SFC/FL185 N1918 W09816 - N1909 W09810
- N1900 W09835 - N1902 W09837 - N1918 W09816 MOV
NE 45KT 

FCST VA CLD +6HR: 31/1500Z SFC/FL185 N1919 W09816
- N1910 W09810 - N1901 W09836 - N1903 W09837 -
N1919 W09816 

FCST VA CLD +12HR: 31/2100Z NO VA EXP

FCST VA CLD +18HR: 01/0300Z NO VA EXP

RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
AREA. WEBCAM SHOWS SUMMIT PARTIALLY OBSC BY WX
CLDS BUT APPEARS VA IS STILL CASCADING DOWNT HE
SUMMIT ATHO NOT AS MUCH AS EARLIER. NO CHG IN MDL
WIND NXT 6 HR. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20201231/1515Z