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File: great-lakes-ice-graph_20240215_2000px.png

Graph of Great Lakes ice coverage Feb 15 2024

Image caption

Graph showing seasonal ice coverage across the Great Lakes compared to the average. The dashed line is the historical average of ice cover, the light gray lines are each season of data from 1973 to 2023, and the blue line is this season's data through February 15, 2024. Graph by NOAA Climate.gov, based on data from NOAA Coastwatch.