FVXX20 KNES 310020
VA ADVISORY
DTG: 20180131/0020Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2018/070

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

ERUPTION DETAILS: ERUPTION AT 30/2220Z

OBS VA DTG: 30/2352Z

OBS VA CLD: SFC/FL340 N2004 W09810 - N1952 W09809
- N1937 W09844 - N1940 W09845 - N1952 W09843 -
N2004 W09810 MOV N 30-35KT 

FCST VA CLD +6HR: 31/0600Z SFC/FL340 N2238 W09602
- N2219 W09602 - N2212 W09647 - N2230 W09651 -
N2238 W09602 

FCST VA CLD +12HR: 31/1200Z SFC/FL340 N2356
W09258 - N2343 W09249 - N2334 W09334 - N2344
W09339 - N2356 W09258 

FCST VA CLD +18HR: 31/1800Z SFC/FL340 NO ASH EXP

RMK: VA NOW EXTDS 55 NMI N OF VOLCANO AND
BEGINNING TO MOV NNE.  VA HEIGHT RAISED TO FL340
BASED ON NWP MODEL GUIDANCE AND SPEED OF VA MOV
IN STLT IMAGERY.   ...KIBLER

NXT ADVISORY: WILL BE ISSUED BY 20180131/0615Z