An updated flash flood warning was released by the National Weather Service on Sunday at 8 p.m. in effect until 9:30 p.m. for Cayuga, Cortland, Madison, Onondaga and Tompkins counties.

"At 8 p.m., Additional showers and thunderstorms will move over the warned area with another inch of rain possible. Flash flooding is ongoing or expected to begin shortly," adds the weather service. "Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas."

Locations impacted by the warning include Cortland, Homer, Otisco, Groton, Locke, Preble, Moravia, Scott, Truxton, Cuyler, Sempronius, Tully, Fabius, East Homer, Kelloggsville, La Fayette, Montville, De Ruyter, Taughannock Falls and Lansing.

The weather service adds,

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