GOES-16 (GOES-East) Near-Infrared “Snow/Ice” (1.61 µm) images (above) revealed a darker swath — oriented southwest to northeast, from central South Dakota to central Minnesota — highlighting areas which received an accrual of ice (from freezing rain/drizzle) during a 30 December – 31 December 2018 mixed precipitation event (surface analyses). Light to moderate Freezing Rain was... Read More
A sequence of VIIRS True Color Red-Green-Blue (RGB) images from NOAA-20 and Suomi NPP viewed using RealEarth (above) showed the volcanic ash plume from an eruption of Mount Etna in Italy on 24 December 2018.A toggle between NOAA-20 VIIRS True Color RGB and Infrared Window (11.45 µm) images (below) revealed... Read More
Himawari-8 “Clean” Infrared Window (10.4 µm) images (above) showed the volcanic cloud from an eruption of Anak Krakatau in Indonesia on 22 December 2018. Two distinct pulses were evident: the first began around 1340 UTC, with the second starting around 1520 UTC. At times the cloud-top infrared brightness temperatures were -80ºC... Read More
Preliminary Damage Results for Port Orchard Tornado have been released. Survey finds EF-2 #tornado damage from Tuesday December 18th. Details in graphic and at: https://t.co/fnaZxgYG6U #wawx #PortOrchardTornado pic.twitter.com/jxpsBgkmgC — NWS Seattle (@NWSSeattle) December 19, 2018 * GOES-17 images shown here are preliminary and non-operational *A rare December tornado occurred in Port Orchard, Washington... Read More
