Forecasts the expected snowfall amount, snow accumulation, and with snowfall radar.

Otherwise, snow typically melts seasonally, causing runoff into streams and rivers and recharging groundwater. Major snow-prone areas include the polar regions, the northernmost half of the …

Dec 14, 2025 · 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.

Enter ZIP code or choose Locate to view your local snow & ice forecast. Snowfall reports, interactive snow map, winter alerts, top snowfall, and live road cameras.

See latest United States ski conditions, updated daily with snowfall totals, snow depths, open lifts & terrain for all ski resorts in United States.

Snow is precipitation that forms when water vapor freezes. Snow falls as ice crystals from clouds when temperatures drop below freezing and there is enough humidity in the air.

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