US Winter

Local NWS Office Winter Pages

NWS Site/PNS List

WPC Storm Summary

National Snow Analysis

Severity Index (WSSI)

Accumulated Index (AWSSI)

NWS Snowfall Reports

Snowfall Forecast

At least 4 inches:
Day 1	Day 2	Day 3
At least 8 inches:
Day 1	Day 2	Day 3
At least 12 inches:
Day 1	Day 2	Day 3

Snowfall Probability Forecast

≥ 1 inch

Day 1 probability of snow accumulating greater than or equal to 1 inch.

Day 1

≥ 1 inch

Day 2 probability of snow accumulating greater than or equal to 1 inch.

Day 2

≥ 1 inch

Day 3 probability of snow accumulating greater than or equal to 1 inch.

Day 3

W3.CSS

Winter Weather Safety and Awareness

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Winter Links

Significant Winter Weather Events

Great Lakes Ice Coverage

Great Lakes Ice Spreadsheet