Great Lakes Ice Cover Data - Ice Year 2009

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Ice Year 2009 ArcGIS shapefiles - gis2009.zip (91,798 KB)
Ice Year 2009 ASCII files - grid2009.zip (1.156 MB)
Ice Year 2009 Graphic ice chart images - jpg2009.zip (8.56 MB)

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(click on thumbnails for larger jpeg images)

Dec 8, 2008	Dec 11, 2008	Dec 15, 2008	Dec 18, 2008
Dec 22, 2008	Dec 25, 2008	Dec 29, 2008	Jan 1, 2009
Jan 5, 2009	Jan 8, 2009	Jan 12, 2009	Jan 15, 2009
Jan 19, 2009	Jan 22, 2009	Jan 26, 2009	Jan 29, 2009
Feb 2, 2009	Feb 5, 2009	Feb 9, 2009	Feb 12, 2009
Feb 16, 2009	Feb 19, 2009	Feb 23, 2009>	Feb 26, 2009
Mar 2, 2009	Mar 5, 2009	Mar 10, 2009	Mar 12, 2009
Mar 17, 2009	Mar 19, 2009	Mar 24, 2009	Mar 26, 2009
Mar 31, 2009	Apr 1, 2009	Apr 2, 2009	Apr 7, 2009
Apr 9, 2009	Apr 14, 2009	Apr 16, 2009	Apr 20, 2009
Apr 23, 2009	Apr 27, 2009>	Apr 30, 2009	May 4, 2009
May 7, 2009