UPDATE: The National Weather Service has issued a severe thunderstorm warning from 9:58 p.m. to 10:45 p.m. Monday in Wyandotte County.
The storm was to the west of this area, and was moving east at 50 mph. Damage to siding, trees and roofs is possible, the weather service said. Wind gusts of 60 mph are possible. Residents are advised to move to an interior room.
A thunderstorm is moving into the area tonight as a strong storm system and associated cold front approach, according to the National Weather Service.
A flash flood watch will start at 9 p.m. Sunday and continue until 10 a.m. Monday. A thunderstorm watch is in effect from 8:15 p.m. Sunday to 4 a.m. Monday.
The weather service said storms could continuously redevelop over the same areas.
Small hail and damaging winds are possible.
A 90 percent chance of thunderstorms is possible, mainly after 1 a.m. in Wyandotte County, according to the weather service. Between 1 and 2 inches of rain are possible.
On Monday, Labor Day, showers and thunderstorms are possibly, mainly before 9 a.m. New rainfall amounts could be between a quarter and a half of an inch of rain. The high will be near 87.
Monday night, there is a 40 percent chance of showers and thunderstorms. It will be mostly cloudy with a low around 68.
Residents should be especially cautious at night when it is harder to recognize developing flash floods, the weather service said.
For more weather information, visit www.weather.gov.