A flash flood warning and a flood advisory have been issued in parts of Greater Cincinnati as the National Weather Service reports storm development on its radars.

Flooding caused by excessive rainfall in Hamilton and Clermont counties is expected. Both counties are under the flood warning and advisory until 6 p.m. Aug. 7, according to the weather service. Flooding is possible in low-lying and poor drainage areas.

Franklin County in Indiana is also under a flash flood warning until 5:45 p.m. this evening.

Locations that may be experience flooding or flash flooding include Cincinnati, Milford, Norwood, Madeira, Terrace Park, Forestville, Mariemont, Terrace Park, Batavia, Indian Hill and Fairfax.

This article originally appeared on Cincinnati Enquirer: Flash flood warning, advisory issued in Hamilton, Clermont counties