National Weather Service United States Department of Commerce

Ice Analysis

Graphical Ice Forecasts

Text Ice Forecasts

Ice Climatology

MODIS Satellite


Current Ice Conditions

Great Lakes Ice Analysis Great Lakes Ice Chart (Concentration & Thickness)

      Great Lakes Surface Environmental Analysis - NOAA Coastwatch      Great Lakes Concentraion & Thickness Combined Chart

Great Lakes Ice Analysis - ConcentrationGreat Lakes Ice - Thickness

Ice Concentration                                                               Estimated Ice Thickness
Ice Egg Chart - Western Great LakesIce Egg Chart - Eastern Great Lakes

 Traditional Composite - West                                                        Traditional Composite - East                      

National Ice Center          NATIONAL ICE CENTER




These links to the Great Lakes Coastal Forecasting System -- Nowcast/Forecast pages include:

  • current observed ice cover, wind, and air temperature
  • model-derived ice thickness, ice velocity, vessel icing, surface currents, and water temperature. Note that some of these products are still under development.

Lake Superior Ice - Model AnalysisLake Michigan Ice - Model AnalysisLake Huron Ice - Model AnalysisLake Erie Ice - Model AnalysisLake Ontario Ice - Model Analysis

Superior                              Michigan                         Huron                                Erie                             Ontario

Environment Canda - Canadian Ice Services  CANADIAN ICE SERVICES