Great Lakes Ice Cover Data - Ice Year 2017

Ice Year 2017 ArcGIS shapefiles - gis2017.zip (219 MB)
Ice Year 2017 ASCII files - grid2017.zip (2.77 MB)
Ice Year 2017 Graphic image files - jpg2017.zip(19.6 MB)

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(click on thumbnails for larger jpeg images)

GLERL digital ice chart for Dec 11 2016
Dec 11, 2016
GLERL digital ice chart for Dec 12 2016
Dec 12, 2016
GLERL digital ice chart for Dec 13 2016
Dec 13, 2016
GLERL digital ice chart for Dec 14 2016
Dec 14, 2016
GLERL digital ice chart for Dec 15 2016
Dec 15, 2016
GLERL digital ice chart for Dec 16 2016
Dec 16, 2016
GLERL digital ice chart for Dec 17 2016
Dec 17, 2016
GLERL digital ice chart for Dec 18 2016
Dec 18, 2016
GLERL digital ice chart for Dec 19 2016
Dec 19, 2016
GLERL digital ice chart for Dec 20 2016
Dec 20, 2016
GLERL digital ice chart for Dec 21 2016
Dec 21, 2016
GLERL digital ice chart for Dec 22 2016
Dec 22, 2016
GLERL digital ice chart for Dec 23 2016
Dec 23, 2016
GLERL digital ice chart for Dec 24 2016
Dec 24, 2016
GLERL digital ice chart for Dec 25 2016
Dec 25, 2016
GLERL digital ice chart for Dec 26 2016
Dec 26, 2016
GLERL digital ice chart for Dec 27 2016
Dec 27, 2016
GLERL digital ice chart for Dec 28 2016
Dec 28, 2016
GLERL digital ice chart for Dec 29 2016
Dec 29, 2016
GLERL digital ice chart for Dec 30 2016
Dec 30, 2016
GLERL digital ice chart for Dec 31 2016
Dec 31, 2016
GLERL digital ice chart for Jan 1 2017
Jan 1, 2016
GLERL digital ice chart for Jan 2 2017
Jan 2, 2017
GLERL digital ice chart for Jan 3 2017
Jan 3, 2017
GLERL digital ice chart for Jan 4 2017
Jan 4, 2017
GLERL digital ice chart for Jan 5 2017
Jan 5, 2017
GLERL digital ice chart for Jan 6 2017
Jan 6, 2017
GLERL digital ice chart for Jan 7 2017
Jan 7, 2017
GLERL digital ice chart for Jan 8 2017
Jan 8, 2017
GLERL digital ice chart for Jan 9 2017
Jan 9, 2017
GLERL digital ice chart for Jan 10 2017
Jan 10, 2017
GLERL digital ice chart for Jan 11 2017
Jan 11, 2017
GLERL digital ice chart for Jan 12 2017
Jan 12, 2017
GLERL digital ice chart for Jan 13 2017
Jan 13, 2017
GLERL digital ice chart for Jan 14 2017
Jan 14, 2017
GLERL digital ice chart for Jan 15 2017
Jan 15, 2017
GLERL digital ice chart for Jan 16 2017
Jan 16, 2017
GLERL digital ice chart for Jan 17 2017
Jan 17, 2017
GLERL digital ice chart for Jan 18 2017
Jan 18, 2017
GLERL digital ice chart for Jan 19 2017
Jan 19, 2017
GLERL digital ice chart for Jan 20 2017
Jan 20, 2017
GLERL digital ice chart for Jan 21 2017
Jan 21, 2017
GLERL digital ice chart for Jan 22 2017
Jan 22, 2017
GLERL digital ice chart for Jan 23 2017
Jan 23, 2017
GLERL digital ice chart for Jan 24 2017
Jan 24, 2017
GLERL digital ice chart for Jan 25 2017
Jan 25, 2017
GLERL digital ice chart for Jan 26 2017
Jan 26, 2017
GLERL digital ice chart for Jan 27 2017
Jan 27, 2017
GLERL digital ice chart for Jan 28 2017
Jan 28, 2017
GLERL digital ice chart for Jan 29 2017
Jan 29, 2017
GLERL digital ice chart for Jan 30 2017
Jan 30, 2017
GLERL digital ice chart for Jan 31 2017
Jan 31, 2017
GLERL digital ice chart for Feb 1 2017
Feb 1, 2017
GLERL digital ice chart for Feb 2 2017
Feb 2, 2017
GLERL digital ice chart for Feb 3 2017
Feb 3, 2017
GLERL digital ice chart for Feb 4 2017
Feb 4, 2017
GLERL digital ice chart for Feb 5 2017
Feb 5, 2017
GLERL digital ice chart for Feb 6 2017
Feb 6, 2017
GLERL digital ice chart for Feb 7 2017
Feb 7, 2017
GLERL digital ice chart for Feb 8 2017
Feb 8, 2017
GLERL digital ice chart for Feb 9 2017
Feb 9, 2017
GLERL digital ice chart for Feb 10 2017
Feb 10, 2017
GLERL digital ice chart for Feb 11 2017
Feb 11, 2017
GLERL digital ice chart for Feb 12 2017
Feb 12, 2017
GLERL digital ice chart for Feb 13 2017
Feb 13, 2017
GLERL digital ice chart for Feb 14 2017
Feb 14, 2017
GLERL digital ice chart for Feb 15 2017
Feb 15, 2017
GLERL digital ice chart for Feb 16 2017
Feb 16, 2017
GLERL digital ice chart for Feb 17 2017
Feb 17, 2017
GLERL digital ice chart for Feb 18 2017
Feb 18, 2017
GLERL digital ice chart for Feb 19 2017
Feb 19, 2017
GLERL digital ice chart for Feb 20 2017
Feb 20, 2017
GLERL digital ice chart for Feb 21 2017
Feb 21, 2017
GLERL digital ice chart for Feb 22 2017
Feb 22, 2017
GLERL digital ice chart for Feb 23 2017
Feb 23, 2017
GLERL digital ice chart for Feb 24 2017
Feb 24, 2017
GLERL digital ice chart for Feb 25 2017
Feb 25, 2017
GLERL digital ice chart for Feb 26 2017
Feb 26, 2017
GLERL digital ice chart for Feb 27 2017
Feb 27, 2017
GLERL digital ice chart for Feb 28 2017
Feb 28, 2017
GLERL digital ice chart for Mar 1 2017
Mar 1, 2017
GLERL digital ice chart for Mar 2 2017
Mar 2, 2017
GLERL digital ice chart for Mar 3 2017
Mar 3, 2017
GLERL digital ice chart for Mar 4 2017
Mar 4, 2017
GLERL digital ice chart for Mar 5 2017
Mar 5, 2017
GLERL digital ice chart for Mar 6 2017
Mar 6, 2017
GLERL digital ice chart for Mar 7 2017
Mar 7, 2017
GLERL digital ice chart for Mar 8 2017
Mar 8, 2017
GLERL digital ice chart for Mar 9 2017
Mar 9, 2017
GLERL digital ice chart for Mar 10 2017
Mar 10, 2017
GLERL digital ice chart for Mar 11 2017
Mar 11, 2017
GLERL digital ice chart for Mar 12 2017
Mar 12, 2017
GLERL digital ice chart for Mar 13 2017
Mar 13, 2017
GLERL digital ice chart for Mar 14 2017
Mar 14, 2017
GLERL digital ice chart for Mar 15 2017
Mar 15, 2017
GLERL digital ice chart for Mar 16 2017
Mar 16, 2017
GLERL digital ice chart for Mar 17 2017
Mar 17, 2017
GLERL digital ice chart for Mar 18 2017
Mar 18, 2017
GLERL digital ice chart for Mar 19 2017
Mar 19, 2017
GLERL digital ice chart for Mar 20 2017
Mar 20, 2017
GLERL digital ice chart for Mar 21 2017
Mar 21, 2017
GLERL digital ice chart for Mar 22 2017
Mar 22, 2017
GLERL digital ice chart for Mar 23 2017
Mar 23, 2017
GLERL digital ice chart for Mar 24 2017
Mar 24, 2017
GLERL digital ice chart for Mar 25 2017
Mar 25, 2017
GLERL digital ice chart for Mar 26 2017
Mar 26, 2017
GLERL digital ice chart for Mar 27 2017
Mar 27, 2017
GLERL digital ice chart for Mar 28 2017
Mar 28, 2017
GLERL digital ice chart for Mar 29 2017
Mar 29, 2017
GLERL digital ice chart for Mar 30 2017
Mar 30, 2017
GLERL digital ice chart for Mar 31 2017
Mar 31, 2017
GLERL digital ice chart for Apr 1 2017
Apr 1, 2017
GLERL digital ice chart for Apr 2 2017
Apr 2, 2017
GLERL digital ice chart for Apr 3 2017
Apr 3, 2017
GLERL digital ice chart for Apr 4 2017
Apr 4, 2017
GLERL digital ice chart for Apr 5 2017
Apr 5, 2017
GLERL digital ice chart for Apr 6 2017
Apr 6, 2017
GLERL digital ice chart for Apr 7 2017
Apr 7, 2017
GLERL digital ice chart for Apr 8 2017
Apr 8, 2017
GLERL digital ice chart for Apr 9 2017
Apr 9, 2017
GLERL digital ice chart for Apr 10 2017
Apr 10, 2017
GLERL digital ice chart for Apr 11 2017
Apr 11, 2017
GLERL digital ice chart for Apr 12 2017
Apr 12, 2017
GLERL digital ice chart for Apr 13 2017
Apr 13, 2017
GLERL digital ice chart for Apr 14 2017
Apr 14, 2017
GLERL digital ice chart for Apr 15 2017
Apr 15, 2017
GLERL digital ice chart for Apr 16 2017
Apr 16, 2017
GLERL digital ice chart for Apr 17 2017
Apr 17, 2017
GLERL digital ice chart for Apr 18 2017
Apr 18, 2017
GLERL digital ice chart for Apr 19 2017
Apr 19, 2017
GLERL digital ice chart for Apr 20 2017
Apr 20, 2017
GLERL digital ice chart for Apr 21 2017
Apr 21, 2017
GLERL digital ice chart for Apr 22 2017
Apr 22, 2017
GLERL digital ice chart for Apr 23 2017
Apr 23, 2017
GLERL digital ice chart for Apr 24 2017
Apr 24, 2017
GLERL digital ice chart for Apr 25 2017
Apr 25, 2017
GLERL digital ice chart for Apr 26 2017
Apr 26, 2017