News & Features

Antarctic sea ice likely reached its annual minimum extent on March 1, 2025. The 2025 summer minimum extent is statistically tied with 2022 and 2024 for second-lowest in the 47-year satellite record.

When does the chance of an overnight freeze drop below 50 percent? Explore this map to find out.

March 2025 temperatures for the contiguous U.S. were the sixth-warmest in the 131-year record. Precipitation ranked in the middle third of the historical record.

After just a few months, La Niña conditions have ended and the tropical Pacific has returned to neutral conditions. Our blogger gives you the scoop on La Niña's end and the forecast for the rest of 2025.

Arctic sea ice apparently reached its lowest winter maximum extent in the satellite record on March 22, 2025.

After spending much of the season with super strong wind speeds, the polar vortex bowed out two weeks ago, with the core west-to-east winds sliding off the pole. However, as it winds down for the season, the polar vortex still has a few tricks up its sleeve.

The April outlook favors mild temperatures across the South, a wet month in parts of the Ohio and Mississippi Valleys, and drought persistence in the West.

New research shows Staghorn Coral may prove resilient to a single environmental stressor, but prove less resilient when facing a combination of stressors simultaneously.

Released in 2023, the Fifth National Climate Assessment (NCA5)'s Art × Climate gallery encourages people to engage with climate in a new way. This youth entry by Diya P. showcases natural beauty in the desert Southwest.

It’s March Madness, ENSO style! Our blogger discusses why the North American precipitation pattern this past winter looked more like the response to a moderate-strength La Niña than to a weak event.