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 …

2 days ago · A heavy snow warning was issued by the National Weather Service with 30 inches of snow and 100 mph winds hitting.

A late-season winter storm continues to bring heavy snow, significant sleet, and disruptive icing to the Upper Midwest and western Great Lakes into the morning; and will be followed by another storm.

Mar 18, 2026 · 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.

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.

2 days ago · Snowfall patterns are shifting as the climate warms, with many regions already seeing declines. These shifts impact water supply, ecosystems, winter recreation and hydropower …

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.