FVXX20 KNES 271718
VA ADVISORY
DTG: 20121227/1718Z

VAAC: WASHINGTON

VOLCANO: SAN CRISTOBAL 1404-02
PSN: N1241 W08659

AREA: NICARAGUA

SUMMIT ELEV: 5725 FT (1745 M)

ADVISORY NR: 2012/020

INFO SOURCE: GOES-13. GFS WINDS. HYSPLIT. SEISMIC
DETECTION. INETER. 

ERUPTION DETAILS: EXHALATION AT 26/2345Z AND
27/1145Z.

OBS VA DTG: 27/1615Z

OBS VA CLD: SFC/FL140 N1302 W08738 - N1244 W08701
- N1240 W08702 - N1239 W08738 - N1234 W08805 -
N1244 W08829 - N1252 W08813 - N1302 W08738 MOV W
20-25KT SFC/FL140 N1256 W08912 - N1253 W08853 -
N1229 W08908 - N1223 W08915 - N1226 W08929 -
N1256 W08912 MOV W 20-25KT 

FCST VA CLD +6HR: 27/2230Z SFC/FL140 N1307 W08823
- N1252 W08732 - N1244 W08701 - N1240 W08702 -
N1235 W08802 - N1245 W09003 - N1301 W08959 -
N1300 W08902 - N1307 W08823 SFC/FL140 NO ASH EXP

FCST VA CLD +12HR: 28/0430Z SFC/FL140 N1311
W08913 - N1255 W08823 - N1251 W08728 - N1244
W08701 - N1239 W08659 - N1238 W08733 - N1241
W08820 - N1246 W09041 - N1310 W09046 - N1311
W08913 

FCST VA CLD +18HR: 28/1030Z SFC/FL140 N1310
W09053 - N1308 W09023 - N1257 W08826 - N1243
W08659 - N1239 W08701 - N1238 W08809 - N1247
W09048 - N1310 W09053 

RMK: UPDATED VAA DUE TO VA MOV FASTER THEN
EXPECTED AND EXTENDING FARTHER WEST OF 88W BY
+06HRS.  VA PLUME FROM 26/2345Z IS CONTINUING TO
DISSIPATE SLOWLY. ...KIBLER

NXT ADVISORY: WILL BE ISSUED BY 20121227/2315Z
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