Severe thunderstorms are expected to smack 12 states in the Midwest and South over the weekend, with some tornadoes possible.

Heavy, gusty and locally severe thunderstorms are likely to stretch from Maryland and Delaware to northern Florida Sunday.

The BriefThe severe weather threat for Central Florida has ended as the line of storms passed through and what remains has ...

With massive job cuts, the National Weather Service is eliminating or reducing vital weather balloon launches in eight ...

Night - Scattered showers with a 75% chance of precipitation. Winds from S to SSE at 6 to 7 mph (9.7 to 11.3 kph). The overnight low will be 51 °F (10.6 °C). Cloudy with a high of 59 °F (15 °C ...

(CNN) — High temperatures affect public health across wide swaths of the United States each summer, causing spikes in emergency room visits and hundreds of heat-related deaths. As temperatures rise, ...

Night - Mostly clear. Winds variable at 7 mph (11.3 kph). The overnight low will be 64 °F (17.8 °C). Mostly sunny with a high of 88 °F (31.1 °C). Winds variable at 6 to 9 mph (9.7 to 14.5 kph ...

In South Carolina, an air quality alert is in effect until noon Thursday for the towns and cities of Mountain Rest, Rocky ...

Code yellow and code orange air quality days expected from smoke creating bad air quality at times through Saturday in the ...

Americans will have to stay up late or get up really early this week to see the latest celestial event – a total lunar eclipse. The Sun, Earth, and Blood Moon will align on Thursday night and Friday ...

CNN is tracking extreme heat conditions for Americans each day. See where the risks are greatest — and where high temperature records might be broken.

Older maps, from the 20th ... there are no stranger to severe weather danger. “A lot of people think Tornado Alley is shifting, but there’s actually two Tornado Alleys. It’s just the one in the ...