FVXX23 KNES 171750
VA ADVISORY
DTG: 20180917/1750Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2018/335

INFO SOURCE: GOES-EAST. RADIOSONDE. NWP MODELS.
CIMSS VOLCAT. VOLCANO WEB CAMERA. CENAPRED. 

ERUPTION DETAILS: ONGOING INTERMITTENT VA EMS.

OBS VA DTG: 17/1737Z

OBS VA CLD: SFC/FL250 N1912 W09844 - N1912 W09838
- N1859 W09834 - N1844 W09856 - N1912 W09844 MOV
SW 5KT 

FCST VA CLD +6HR: 17/2330Z SFC/FL250 N1911 W09839
- N1901 W09834 - N1840 W09903 - N1911 W09844 -
N1911 W09839 

FCST VA CLD +12HR: 18/0530Z SFC/FL250 NO ASH EXP

FCST VA CLD +18HR: 18/1130Z NO ASH EXP

RMK: MOST RECENT AND LARGEST VA EM OCCURRED AT
1701Z. LGT WINDS HAVE ALLOWED VA FM PREV EMS TO
REMAIN CLOSE TO SUMMIT AND NOT DISP. T+6HR FCST
BASED ON THE CURRENT LGT WINDS WITH SLIGHTLY
HIGHER FLOW TOWARD SW ON SOUTHERN EDGE OF VA
LAYER. ...HOSLEY

NXT ADVISORY: WILL BE ISSUED BY 20180917/2345Z