FVXX21 KNES 241409
VA ADVISORY
DTG: 20120524/1344Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 1401-09
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2012/171

INFO SOURCE: MEXICO CITY MWO. GOES-13. NAM WINDS.
RADIOSONDE. VOLCANO WEB CAMERA. 

ERUPTION DETAILS: BURST OF VA WITHIN PLUME OF
CONT GASES AT 1154Z 

OBS VA DTG: 24/1245Z

OBS VA CLD: SFC/FL210 N1902 W09835 - N1902 W09807
- N1843 W09815 - N1902 W09835 MOV E 15-20KT 

FCST VA CLD +6HR: 24/1900Z SFC/FL220 N1902 W09723
- N1822 W09537 - N1740 W09648 - N1902 W09835 -
N1902 W09723 

FCST VA CLD +12HR: 25/0100Z SFC/FL220 N1908
W09712 - N1803 W09457 - N1711 W09647 - N1903
W09837 - N1908 W09712 

FCST VA CLD +18HR: 25/0700Z SFC/FL220 N1908
W09711 - N1804 W09458 - N1710 W09649 - N1904
W09838 - N1908 W09711 

RMK: PLUME SEEN FANNING E-SE EXTNG ARND 25NM. VAR
WINDS WITH HGT BETWEEN FL170-220 CAUSING FANNING
AND MAY DISP VA FASTER. FCST MAYBE TO LARGE IF NO
MORE VA OCCURS. ...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20120524/1945Z

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