FVXX20 KNES 191817
VA ADVISORY
DTG: 20200219/1817Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2020/164

INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS.
RADIOSONDE. 

ERUPTION DETAILS: ONGOING VA EMS.

OBS VA DTG: 19/1740Z

OBS VA CLD: SFC/FL220 N1928 W09902 - N1902 W09837
- N1858 W09838 - N1905 W09913 - N1928 W09902 MOV
NW 5-10KT 

FCST VA CLD +6HR: 19/2330Z SFC/FL220 N1934 W09837
- N1902 W09836 - N1901 W09838 - N1930 W09858 -
N1934 W09837 

FCST VA CLD +12HR: 20/0530Z SFC/FL220 N1936
W09832 - N1901 W09837 - N1902 W09839 - N1935
W09849 - N1936 W09832 

FCST VA CLD +18HR: 20/1130Z SFC/FL220 N1932
W09824 - N1920 W09811 - N1859 W09835 - N1903
W09837 - N1932 W09824 

RMK: VA EMS NOTED IN WEB CAM AND STLT IMAGERY MOV
TO NW OF SUMMIT TO AROUND 35 NM DOWNWIND. THIS IS
INCONSISTENT WITH NWP MDLS AND SOUNDING. VA WILL
VEER TO N THEN NE OVER NEXT 18 HRS ACCORDING TO
NWP MDLS. ...LEE

NXT ADVISORY: WILL BE ISSUED BY 20200220/0015Z
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