The warning had been issued for Lehigh and Northampton counties.

"The Flood Warning will expire at 2:30 a.m. early this morning for Southeastern Lehigh and Southwestern Northampton counties. The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures," says the National Weather Service.

Your guide to weather alerts: advisories, watches, and warnings

Flash flood warning: Take action!

A flash flood warning is issued when a flash flood is either imminent or already occurring. In flood-prone areas, it's crucial to move immediately to higher ground. A flash flood is a sudden and violent inundation that can develop within minutes to hours, and it can even happen in areas not currently experiencing rainfall.

Flood warning: Take a

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