A surge of deep tropical moisture returns to Texas this weekend. Here's where the risk of flash flooding is highest in the ...

Straighter, smoother streams flow more violently than those that meander due to a reduction in friction. Areas with steeper ...

As crews search for missing people after flash floods killed at least 120 in Texas, cities across the U.S. grapple with ...

More than 111 people have died across six counties after flash flooding from heavy rain began affecting the state last week.

A "considerable" flash flood warning has been issued in Boston as heavy, life-threatening rain pounds the city and areas to ...

The mountain village of Ruidoso has returned to the grim rituals of rebuilding from flash flooding. Crews are working to ...

Several areas in Washington, D.C., Philadelphia and other cities faced flash flooding from severe thunderstorms that hit the ...

Flash flooding has been in the spotlight in the last week, with several record breaking flood events occurring nearly back-to ...

At 6:56 p.m. on Thursday, the NWS Newport/Morehead City NC released an updated flash flood warning in effect until 9 p.m. for ...

Radar shows the rain is coming down at a rate of a half-inch to 1.5 inches per hour, according to the National Weather ...

At 3:47 p.m. on Thursday, the NWS Newport/Morehead City NC released a flash flood warning in effect until 7 p.m. for Dare ...

A flash flood warning is in effect until 9 a.m. for Boston and several communities south of the city, including Brockton, ...