The National Weather Service has issued a severe thunderstorm warning for Wyandotte County until 10:30 p.m.
There has been lightning in Wyandotte County already for about an hour, but the storm is expected to become more severe.
The thunderstorm warning is for all of Wyandotte County, as well as eastern Johnson County, southeastern Platte County in Missouri, western Jackson County in Missouri and southwestern Clay County in Missouri.
At 9:55 p.m., a severe thunderstorm was located over Lenexa and moving northeast at 50 mph, the weather service said.
Hail damage to vehicles is expected with this storm, the weather service said.
Wind gusts of 60 mph and quarter-size hail is possible.
The weather service said wind damage is possible to roofs, siding and trees.
Residents should move to an interior room on the lowest floor of the building, the weather service said.
Wyandotte County is also under a flash flood watch.
To keep up with the latest weather reports, visit www.weather.gov or listen to a weather radio.