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 …

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.

Explore national winter weather forecast maps and cities impacted by snow and ice. Our 24-hour snowfall forecast feature displays an interactive map prediction of snowfall accumulation over...

2 days ago · Snow storms dumped snow on both ends of the country, but how much fell varied widely. Maps show snow totals across USA.

5 days ago · A major new winter storm is expected to bring ice and snow to the upper Midwest on Thursday, with the system moving through the lower Northeast on Friday.

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.

Your trusted source for the most accurate weather forecast, snow report, high-resolution weather maps, and ski conditions information.

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.

Dec 12, 2025 · Partly sunny with a 20 percent chance of snow. Highs in the lower 30s. Southeast winds around 5 mph. Mostly cloudy. Lows in the lower 20s. Southwest winds around 5 mph, …

This article breaks down how snow forms, its types, and why it matters, all in a way that is easy to understand.How Snow is Created?Snow begins its journey in the clouds.