The National Weather Service said, based on preliminary information, the tornado that slammed into St. Louis was at least an EF-3, with winds of up to 140 mph.

An extensive, long-duration sequence of severe weather is set to unleash storms across parts of the central and eastern United States over the next week. Storms begin Wednesday over Nebraska and the Dakotas and will shift to the Midwest and Ohio Valley on Thursday.

Thunderstorms that could pack high winds, large hail, flash flooding and a few tornadoes will extend from parts of Texas through Nebraska.

Kentucky Gov. Andy Beshear reported deaths in devastated Polk County. Missouri officials say seven died there, and in Virginia, two died when trees struck their vehicles.

NOAA announced it will be launching a rip current risk map in 2025 for danger posed by storms, even when far from shore.

Strong tornadoes, damaging winds and hail are again threatening states across the Mississippi Valley on May 20.

Grant ordered the army to systematically compile weather observations from stations across the nation. On November 1, 1870, weather forecasts for the eastern United States were being issued for ...

Severe Weather ... the East Coast. While some researchers hope to see the term become more widely adopted, not all meteorologists are doing this, including those at the National Weather Service.

“A slow-moving storm over the Central United States ... Buckingham said. The National Weather Service, citing a "blocky pattern," said moderate to heavy rainfall and flash flooding were possible from the Ohio Valley to the East Coast as well as over ...