FVXX23 KNES 180701
VOLCANIC ASH ADVISORY
ISSUED: 20070318/0700Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128 W07826   AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2007/101

INFORMATION SOURCE: GOES-12. GFS WINDS.
INFRASOUND DETECTION. SIGMET

ERUPTION DETAILS: ONGOING EMISSIONS

OBS ASH DATE/TIME: 18/0345Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM
SATELLITE DATA. WINDS FL100/FL230 MOVING TO W
2-15 KNOTS.

FCST ASH CLOUD +6H: 18/1000Z 

FCST ASH CLOUD +12H: 18/1600Z 

FCST ASH CLOUD +18H: 18/2200Z 

REMARKS: NO ASH CAN BE SEEN IN NIGHT IMAGERY
ALTHOUGH IT IS POSSIBLE THAT LOW LEVEL WEATHER
CLOUDS MIGHT BE HINDERING ASH DETECTION.  A
HOTSPOT WAS OBSERVED AT 0045Z.   IN THE PAST DAY
THERE HAS BEEN A RELATIVE DECREASE IN THE NUMBER
AND MAGNITUDE OF INTENSE EXPLOSIONS OBSERVED BY
INFRASONIC DETECTION.  THE MOST RECENT KNOWN ASH
OBSERVATION WAS AT 18/01Z WHEN THE GEOPHYSICAL
INST OBSERVED WESTWARD MOVING ASH TO FL230. ...

NEXT ADVISORY: WILL BE ISSUED BY 20070318/1300Z