The National Weather Service in Topeka has issued a SEVERE THUNDERSTORM WATCH in effect until 7:00 p.m. this evening for Marshall, Washington, Nemaha, Riley and Pottawatomie counties in Kansas as well as areas to the south and west.
Severe thunderstorms are possible across the entire outlook area this afternoon through tonight. By early this afternoon, discrete supercells will likely develop across central Kansas before congealing into a complex of storms as it advances into eastern Kansas. The primary hazards will be large hail and damaging straight-line winds, with some very large hail and possibly even a few tornadoes possible with the initial discrete storms over central Kansas. These thunderstorms should gradually diminish over eastern Kansas overnight tonight.
Severe thunderstorms are possible across the entire outlook area later this afternoon through the evening hours. Storms will likely develop over central KS by mid-afternoon before quickly congealing into a complex of storms as it quickly tracks into eastern KS through the evening hours. The primary hazards will be damaging straight-line winds and large hail, with a few tornadoes possible across central KS. Some locally heavy rainfall will also be possible, primarily across central to east central KS.