Great Lakes Environmental Research Laboratory (GLERL) Lake Ice Coverage
Search the Data
Click on the appropriate tab to learn more about the output format.
Comma Separated Values: This option will create output as a delimited text file with values separated by commas. The data is not viewable within the web browser when this data export option is selected. The web browser will typically offer the user the option of opening the file in MS Excel or a similar spreadsheet program for display.
HyperText Markup Language: This option will display data in a structured table (with variable names and units as headings) in the user’s web browser.
Network Common Data Format: This option will download the desired data as a NetCDF file. The data is not viewable within the web browser when this data export option is selected. The user will need to save the file to disk to read the data in third-party software supporting this format.
Click on the appropriate tab to learn more about the data set’s variables.
Lake Ice: Ice_Concentration
The lake ice cover is reported in percentages by the Canadian Ice Service and the National Ice Center.