FVXX21 KNES 132349 CCA
VOLCANIC ASH ADVISORY -CORRECTION
ISSUED: 2005MAY13/2349Z   VAAC: WASHINGTON

VOLCANO: FERNANDINA 1503-01
LOCATION: S0022W09133   AREA: GALAPAGOS

SUMMIT ELEVATION: 4905 FT (1495 M)

ADVISORY NUMBER: 2005/003

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS.
GEOPHYSICAL INST. 

ERUPTION DETAILS: ERUPTION ABOUT 13/1600Z

OBS ASH DATE/TIME: 13/2315Z

OBS ASH CLOUD: SFC/FL060 N0123W09231 - N0014W09137
- S0023W09132 - S0024W09132 - N0001W09416 -
N0056W09338 - N0123W09231 MOVING NW 10 KNOTS.
SFC/FL130 S0008W09326 - S0024W09132 - S0041W09215
- S0046W09332 - S0008W09326 MOVING W 10-15 KNOTS. 

FCST ASH CLOUD +6H: 14/0515Z SFC/FL060 N0214W09409
- N0159W09128 - N0044W09125 - S0023W09132 -
S0025W09134 - N0017W09516 - N0214W09409 SFC/FL130
20NM WIDE LINE BETWEEN S0023W09133 - S0037W09428. 

FCST ASH CLOUD +12H: 14/1115Z SFC/FL130 20NM WIDE
LINE BETWEEN S0023W09132 - S0045W09222 -
S0056W09511. SFC/FL060 N0248W09422 - N0237W09129 -
N0103W09123 - S0023W09132 - S0025W09133 -
N0034W09414 - N0248W09422 

FCST ASH CLOUD +18H: 14/1715Z SFC/FL060
N0320W09431 - N0309W09147 - S0022W09132 -
S0007W09318 - N0320W09431 SFC/FL130 S0021W09135 -
S0028W09129 - S0102W09155 - S0027W09221 -
S0021W09135 

REMARKS: CORRECTION FOR 18HR FORCAST ASH
LEVEL...LAST VISIBLE IMAGERY OF THE DAY SHOWS A
LARGE FAN OF STEAM AND ASH FROM ABOUT 240 TO 350
DEGREES (W THRU N).   HIGHEST LEVEL ASH/STEAM
RAPIDLY DISSIPATED AND CAN NO LONGER BE SEEN IN
IMAGERY.  MODEL SOUNDING SHOWS  THE REASON FOR THE
FANNING... AS THE PROFILE IS SPLIT NEAR THE
TROPICAL INVERSION.  ASH MOVING WEST IS HIGHER
FROM SFC TO FL130 WHILE ASH MOVING NW AND N IS SFC
TO FL060. ...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2005MAY14/0545Z

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