The threat of flash flooding on Sunday afternoon was focused over parts of the Midwest, where flood watches have been posted ...

A flash flood warning was issued by the National Weather Service in Melbourne at 11:08 a.m. on Tuesday, July 15.

A flash flood warning was in effect in New York City until 9:45 p.m., and New Jersey Gov. Phil Murphy declared a state of ...

Click on the NBC5 module to see live radar. More rain has arrived in North Texas. The National Weather Service issued a flood ...

Live radar: Flash flood warnings issued for Dallas, Fort Worth, Arlington, Collin County Up to 3 inches of rain possible, some areas may see up to 6 during severe thunderstorms, heavy rain ...

A flash flood warning was issued by the National Weather Service in Denver at 11:40 a.m. on Tuesday, June 17.

Life-threatening flash flooding was expected along creeks and streams, urban areas with poor drainage, highways, low-lying streets and underpasses.

What is a tornado warning? According to the National Weather Service, a tornado warning is issued when a tornado has been sighted or indicated by weather radar.

Heavy rainfall has overwhelmed multiple low water crossings and areas along the Guadalupe River, local authorities reported.

A severe thunderstorm warning has expired but a flash flood warning remains in effect for parts of Allegheny, Washington and Westmoreland counties.The warning is in effect until 8:45 p.m. Wednesday.

If there’s a “flash flood watch,” according to the service, flooding is not guaranteed, but conditions are favorable enough for it to be possible, so be prepared to change your plans.