Category Archives: GOES R

Popocatépetl Volcanic Eruption

Popocatépetl Volcano erupted overnight, spewing volcanic ash emissions, from 0200-1600UTC, 15 February 2019. Geostationary and polar-orbiting satellites observed this atmospheric phenomenon from 00-16 UTC, 15 February 2019. GOES-16 3.9um  A hot spot (i.e. white, warm brightness temperature) is produced from … Continue reading

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Observing sea surface temperatures from GOES and JPSS

Observing sea surface temperatures (SSTs) from satellite is an important aspect in weather forecasting for a variety of applications. Applications consist of (but not limited to) forecasting hurricane intensity, sea fog, and convection over the oceans. But remember, oceans are … Continue reading

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Arctic Blast in the Upper Midwest

A cold arctic air mass moved into the Upper Midwest the past two days (29-30 September 2019), providing extreme cold temperatures for several states, including North Dakota, Minnesota, Wisconsin, South Dakota, Iowa, and Illinois. Along with high winds, the calculated, … Continue reading

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Winter Storm Harper

A large low pressure system, slammed into the western United States (US), bringing heavy rain and snow, high winds, along with producing blizzards (for the Sierra Nevadas) and localized flooding for low-lying areas. The areal extent of the system is … Continue reading

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