FVXX20 KNES 300630
VA ADVISORY
DTG: 20171230/0630Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2017/333

INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. 

ERUPTION DETAILS: VA EM SEEN ON STLT MOV WEST. 

OBS VA DTG: 30/0600Z

OBS VA CLD: SFC/FL185 N1905 W09855 - N1901 W09838
- N1901 W09837 - N1855 W09854 - N1905 W09855 MOV
W 11KT 

FCST VA CLD +6HR: 30/1200Z SFC/FL185 NO ASH EXP

FCST VA CLD +12HR: 30/1800Z NO ASH EXP

FCST VA CLD +18HR: 31/0000Z NO ASH EXP

RMK: VA EXTD 11 NM W OF SUMMIT. VA FCST TO DISP
WI 6 HRS. GREATER THAN NML UNCERTAINTY IN HGT
BECAUSE OBS MOTION DOES NOT AGREE WITH MODEL FCST
WND.  ...ZHU

NXT ADVISORY: WILL BE ISSUED BY 20171230/1230Z