Get the latest in-depth analyses of national and regional snow conditions. Explore our online GIS for comprehensive snow information. Get detailed snowpack conditions at over 4000 stations …

Jul 31, 2025 · Welcome to the National Water and Climate Center's Snow and Water Interactive Map, a groundbreaking tool designed to provide farmers, researchers, policymakers, and …

The most frequently used methods to map and measure snow extent, snow depth and snow water equivalent employ multiple inputs on the visible–infrared spectrum to deduce the presence and …

Oct 24, 2025 · “Once you get above freezing, you're more likely to see winter precipitation fall as rain instead of snow.” Without snow, the ground absorbs more heat, creating a warming …

Jun 25, 2025 · Daily maps, charts, and animations show the extent of snow and ice over the contiguous United States, Alaska, or the whole Northern Hemisphere.

Too much snow, however, can lead to springtime floods when the snowpack melts. These snow cover maps are made from observations collected by the Moderate Resolution Imaging …

4 days ago · snow, the solid form of water that crystallizes in the atmosphere and, falling to the Earth, covers, permanently or temporarily, about 23 percent of the Earth’s surface.

Jun 3, 2025 · Use the Snow Today interactive data viewer to explore current various aspects of snow conditions and how they compare to past years. Each snow season, our scientists write …

Dec 12, 2024 · Worldwide, approximately two billion people rely on seasonal snow for water supply, agriculture, and hydropower needs. Wildlife depends on snow for insulation and …

2 days ago · Note: these data are unofficial and provisional. Zip codes (where available) of observations will be included in text files after October 7, 2008.