A mild winter and warm spring have led to a large patch of open water in the Chukchi Sea off Alaska, an extremely unusual—possibly unprecedented—occurrence for mid-May.
In 2016, daily temperatures in Alaska that were warmer than average outnumbered those that were cooler than average by a 9 to 1 ratio.
Record September warmth for Alaska maritime locations
October 14, 2014
Alaska unseasonably warm in January 2014
February 6, 2014
October More Like Summer Than Fall in Alaska
November 6, 2013