1. National Snow and Ice Data Center, 129422, Boulder, Colorado, United States, ;
2. University of Alaska Fairbanks, Geophysical Institute, Dept. of Atmospheric Sciences, 903 Koyukuk Dr., Fairbanks, Alaska, United States, 99775, , ;
3. University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, Alaska, United States, ;
4. US Naval Research Laboratory Stennis Space Center, 330930, Stennis Space Center, Mississippi, United States;
5. Oregon State University, 2694, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, Oregon, United States;
6. NOAA National Weather Service, Anchorage, Alaska, United States;
7. Arctic Research Consortium of the United States, 391096, Fairbanks, Alaska, United States;