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Category: Microwave

Hurricane Dorian

NOAA-20 VIIRS Day/Night Band (0.7 µm) and Infrared Window (11.45 µm) images (above) showed cold overshooting tops (darker black infrared enhancement) over the Leeward Islands as well as subtle mesospheric airglow waves propagating southward away from the center of Tropical Storm Dorian at 0606 UTC on 28 August 2019.In a toggle between... Read More

Record Total Precipitable Water in Alaska

Total Precipitable Water (TPW) calculated from rawinsonde data at both Anchorage and Fairbanks, Alaska were all-time record maximum values at 00 UTC on 14 August 2019. The 0 UTC upper air sounding for Anchorage had a precipitable water value of 1.76″. This easily exceeds the previous all-time record of 1.67″... Read More