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Category: NOAA-20

Heavy rainfall across Interior Alaska

An animation of Topography + GOES-17 (GOES-West) “Clean” Infrared Window (10.35 µm) images (above) showed a southward-moving band of clouds responsible for producing heavy rainfall across portions of Interior Alaska on 02 August 2020. Cloud-top infrared brightness temperatures were as cold as -58ºC (brighter shades of yellow).GOES-17 “Red” Visible (0.64 µm) images... Read More

Dry Air in the southwest Atlantic Ocean

An analysis of the Saharan Air Layer, above (from this website), shows dry conditions stretching from Africa to the southwestern Atlantic, wrapping around the clouds associated with a strong tropical disturbance that is forecast to move northwestward over the Lesser and Greater Antilles in the next couple days.  (Both the dry air... Read More