FVXX23 KNES 311408
VOLCANIC ASH ADVISORY
ISSUED: 20070331/1408Z VAAC: WASHINGTON
VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128 W07826 AREA: ECUADOR
SUMMIT ELEVATION: 16480 FT (5023 M)
ADVISORY NUMBER: 2007/157
INFORMATION SOURCE: GOES-12. GFS WINDS.
GEOPHYSICAL INST. PILOT REPORT.
ERUPTION DETAILS: CONTINUOUS ASH AND GAS
EMISSIONS.
OBS ASH DATE/TIME: 31/1315Z
OBS ASH CLOUD: SFC/FL250 12NM WIDE LINE BETWEEN
S0127 W07825 - S0155 W07858. ASH IS MOVING SW
15-20 KNOTS.
FCST ASH CLOUD +6H: 31/1930Z SFC/FL230 15NM WIDE
LINE BETWEEN S0130 W07826 - S0149 W07858.
FCST ASH CLOUD +12H: 01/0130Z SFC/FL230 15NM WIDE
LINE BETWEEN S0128 W07825 - S0143 W07901.
FCST ASH CLOUD +18H: 01/0730Z SFC/FL230 15NM WIDE
LINE BETWEEN S0131 W07825 - S0148 W07859.
REMARKS: AT 1045Z THERE IS A BRIGHT HOT SPOT THEN
A MINOR ERUPTION WITH ASH MOV WSW AT 15-20 KTS TO
FL250. CONFIRMED AT 1225Z AND 1300Z BY PILOT
REPORTS. WINDS ARE FORECASTED TO CONTINUE
FLUCTUATING FROM W TO SW RANGING BETWEEN 15-20
KTS. ...BANKS
NEXT ADVISORY: WILL BE ISSUED BY 20070331/2015Z
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