Update: The tornado watch has been lifted for the area, but the flash flood watch remains in effect.
The National Weather Service has issued a tornado watch for Wyandotte County until 1 a.m. Thursday.
Surrounding counties also are under the tornado watch.
The Kansas City area is in the probable path of a storm moving northeast, and could move into the area from 6 to 8 p.m. Wednesday.
The storm includes wind gusts up to 70 mph, large hail up to 2 inches, with the possibility of a few tornadoes, according to the weather service.
Residents are advised to stay alert to changing weather conditions, monitor weather radios and take cover if a tornado warning is issued.
A flash flood watch also is in effect from 7 p.m. tonight through Thursday evening, the weather service said.
For more weather information, visit www.weather.gov or listen to a weather radio.