An analysis of National Weather Service job vacancies found that in more than a third of offices overseeing flash flood hotspots, one or more of three senior leadership roles are open.

On Friday at 7:56 p.m. a flash flood warning was issued by the National Weather Service in effect until 11 p.m. for Clinton, Lycoming and Union counties.

A flash flood is a rapid rise of water along a stream or in a low-lying urban area, the National Weather Service said. Flash flooding can result from slow-moving thunderstorms, from numerous thunderstorms that develop repeatedly over the same area, or from heavy rains associated with tropical cyclones.

At 8:01 p.m. on Friday, the NWS Morristown TN released a flash flood warning in effect until 11 p.m. for Clay County.

Straighter, smoother streams flow more violently than those that meander due to a reduction in friction. Areas with steeper terrain can see water accelerate downhill at a much faster rate causing a more destructive flash flood than flatter, open areas.

A flash flood warning was issued by the National Weather Service on Friday at 3:32 p.m. in effect until 7:45 p.m. for Monroe County.

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

Flash flooding from heavy rain killed at least three people and prompted dozens of rescues in the Ruidoso area of southern New Mexico, officials said — the same area devastated by wildfires last year.

Along with expected storms and heavy rainfall, Oklahomans could see flash flooding this upcoming weekend. Here's what to know.

At least 8 people are dead and flood rescues are ongoing after Tropical Storm Chantal dropped 12 inches of rain across parts of North Carolina