FVXX20 KNES 311813
VA ADVISORY
DTG: 20180731/1813Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2018/293

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

ERUPTION DETAILS: CONT VA EMS AND REMNANT VA 

OBS VA DTG: 31/1752Z

OBS VA CLD: SFC/FL190 N1905 W09858 - N1902 W09837
- N1900 W09837 - N1856 W09858 - N1905 W09858 MOV
W 10-15KT SFC/FL300 N1940 W10049 - N1926 W10019 -
N1859 W10010 - N1858 W10049 - N1940 W10049 MOV W
15-20KT 

FCST VA CLD +6HR: 01/0000Z SFC/FL190 N1906 W09858
- N1902 W09837 - N1900 W09837 - N1856 W09858 -
N1906 W09858 SFC/FL300 N1942 W10228 - N1940
W10159 - N1911 W10158 - N1914 W10226 - N1942
W10228 

FCST VA CLD +12HR: 01/0600Z SFC/FL190 NO ASH
EXPSFC/FL300 N1950 W10353 - N1946 W10337 - N1922
W10332 - N1922 W10357 - N1950 W10353 

FCST VA CLD +18HR: 01/1200Z SFC/FL300 NO ASH EXP

RMK: VA CONT TO MOV W FM EARLIER ERUPTION AND
ESTIMATED TO FL300 BASED ON MODEL GUIDANCE OF MOV
AND SPEED.  CONT LGT EMS ARE SEEN MOV WEST FM
SUMMIT TO FL190 BUT LOOKING LIGHTER IN VA
CONCENTRATION. ...KIBLER

NXT ADVISORY: WILL BE ISSUED BY 20180801/0015Z