Our high-resolution maps of accumulated snowfall are updated several times a day for the United States and much of Canada.
Snow Cover Map (Current - High-Resolution)
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Today's Snow-Cover Percent, Depth, & Liquid Equivalent (SWE)
These stats include the total area and fraction/percent of the United States covered by snow, the average depth, and the range of depths across the nation. Snow cover stats for last month are also shown. We also include other data, such as the SWE (snow-water equivalent).
January 26, 2020
|Area Covered By Snow:||37.5%|
|Area Covered Last Month:||29.8%|
|Std. Dev.:||10.0 in|
|Snow Water Equivalent|
|Std. Dev.:||3.2 in|
Educational Information about Snowstorms
- Too warm "recently" for the snow to accumulate?
- Winter precipitation formation simulation
- What causes lake-effect snow to form?