Snow consists of individual ice crystals that grow while suspended in the atmosphere —usually within clouds—and then fall, accumulating on the ground where they undergo further changes. …

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. A brief …

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. Snowflakes …

3 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.

19 hours ago · Snow is beautiful, but also powerful and destructive – and, if we’re honest, a bit confusing. For something made entirely of water, it can come in many forms: light and fluffy, …

Apr 30, 2025 · NASA’s satellites, aircraft, and field campaigns help scientists build a better understanding of snow and ice around the globe. Through decades of missions to monitor …

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

Dec 12, 2024 · Snow is an integral part of the Earth’s water and energy cycles, contributing life-giving water resources while helping to cool the planet. During the winter, snow collects and …

Answer these questions with our latest snow cover map for the USA, Canada, Europe, and other European countries. On the snow cover map, you find information about the amount of …

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 …