McIDAS images of GOES-15 6.5 µm water vapor channel data (above; click image to play animation) showed the intensification of a deep low pressure system that was moving northward in the western Gulf of Alaska during the 31 December 2012 – 01 January 2013 period. Strong storm-force winds and high... Read More
A large and intense area of low pressure was located in the Gulf of Alaska on 18 December 2012 (above), which was forecast to produce areas of hurricane-force winds west and southwest of the storm center.A comparison of AWIPS images of Suomi NPP VIIRS 0.7 µm Day/Night Band images (below)... Read More
As an area of arctic high pressure settled over the Yukon region of northwestern Canada on 29 November 2012, strong radiational cooling led to very cold surface air temperatures (-49º F at Mayo, station identifier CYMA) and drainage of this cold, dense air into the valleys and lower elevations. An AWIPS image... Read More
The National Weather Service forecast office at Juneau, Alaska mentioned their use of Suomi NPP VIIRS imagery:SOUTHEAST ALASKA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JUNEAU AK 553 AM AKST WED NOV 21 2012 .SHORT TERM…SOMEWHAT COMPLICATED PATTERN IN THE GULF AND NORTHEAST PACIFIC THIS MORNING. THERE ARE AROUND 4 SEPARATE CIRCULATION CENTERS... Read More
