GUAGUA PICHINCHA 99-147 ECUADOR 0.17S 78.60W

BACKGROUND: GUAGUA PICHINCHA ECUADOR (1502-02)
SUMMIT HEIGHT 15695 FT (4784 M)

SOURCES OF INFORMATION: THE GEOPHYSICAL INSTITUTE IN ECUADOR.
GOES-8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY. U.S. NUMERICAL
MODEL WIND FORECAST.

ERUPTION DETAILS: A SIGNIFICANT ERUPTION AT 2213 UTC AND A SERIES OF
ERUPTIONS THROUGHOUT THE DAY.

DETAILS OF ASH CLOUD: THE GEOPHYSICAL INSTITUTE IN ECUADOR REPORTS A
NEW ERUPTION AT 2213 UTC. SATELLITE IMAGERY THROUGH 2245 UTC SHOWS
THICK ASH FROM THIS ERUPTION MOVING TO THE SOUTH SOUTHEAST AND
SOUTHWEST. ASH IS MUCH HIGHER THAN THE LOW WEATHER CLOUDS IN THE
VICINITY OF THE VOLCANO BUT IS ESTIMATED TO BE BELOW FL450. AT 2245
UTC ASH WAS APPROXIMATELY BOUNDED BY 0.2S 78.6W TO 0.2S 78.9W TO
0.6S 78.6W TO 0.4S 78.1W TO 0.2S 78.6W BUT THIS AREA SEEMS TO BE
EXPANDING RAPIDLY.