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![Weather Service Bulletin No wea03683.jpg Weather Service Bulletin No](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_wea03683.jpg?itok=bXa-6m89)
Description
Weather Service Bulletin No. 2, 1950. P. 50. Top photograph of Arctic ice from17,000 feet taken in mid-April showing total ice coverage in area. Spider-webappearing lines actually ice ridges, sometimes up to 10 feet high. At 86 North. Bottom: Ice conditions at 73N, 128W. Photo from 17,000 feet in July. The darkspots on ice are melt pools. (Image credit: Headquarters Air Weather Service; Courtesy of the family of Nels Johnson, United States Weather Bureau (dec.))