Daily Great Lakes Ice Cover Report – March 4, 2025

Winter is now fully set in across the upper Great Lakes region. Ice cover becomes a critical metric for weather patterns and lake activities. This daily report provides the latest updates on ice conditions across the lakes.

Lake Superior: 20.89%

Lake Michigan: 14.71%

Lake Huron: 53.40%

Lake Erie: 68.25%

Lake Ontario: 13.27%

Lake St. Clair: 90.00%

Great Lakes Consolidated Ice Coverage: 31.40%

Data from GLERL.NOAA.GOV. Stay tuned for daily updates on Great Lakes ice cover as we monitor changing conditions throughout the season.