Knoxville bracing for high heat index of 101 degrees, limited visibility due to fog, and potential thunderstorms; slight ...

The National Weather Service has issued a Flood Watch for Arlington, much of Northern Virginia and the District, starting this afternoon. Flash flooding caused by excessive rainfall is possible across ...

Heat advisory issued in central North Carolina due to high heat index values, with risks of heat illnesses and thunderstorms.

After a night of storms and rain showers, Metro Detroit is set for a calmer, cooler end to the week.

Portland continues its break from hot weather with a string of days with highs in the low-to-mid 80s through the weekend.

The National Weather Service is reporting a mostly sunny Thursday with a high near 85, along with a 50% chance of ...

Scientists July 31 announced the discovery of the world's longest lightning flash ever detected – a whopping 515-mile-long ...

While the National Hurricane Center anticipates no tropical activity over the next seven days, AccuWeather forecasters are ...