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Category: GOES-3

Mount St. Helens: June 1980

SMS-2The main Mount St. Helens eruption was May 18, 1980 — yet there were also later paroxysmal eruptions. Imagery from NASA’s SMS-2 (Synchronous Meteorological Satellite) monitored two more Mount St. Helens eruptions on June 12th (local time), 1980, as shown above. Note that in “UTC-time”, the eruption took place on June 13th. A... Read More