FFWEAX The National Weather Service in Pleasant Hill MO has extended the * Flash Flood Warning for... Johnson County in east central Kansas... Southeastern Leavenworth County in northeastern Kansas... Wyandotte County in northeastern Kansas... Southwestern Clay County in west central Missouri... Western Jackson County in west central Missouri... Southeastern Platte County in west central Missouri... * Until 645 AM CDT. * At 333 AM CDT, the transportation department reported thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. The expected rainfall rate is 1.5 to 2.5 inches in 1 hour. Additional rainfall amounts of 0.5 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Transportation department reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Kansas City, Overland Park, Olathe, Shawnee, Lenexa, Leawood, Liberty, Gladstone, Grandview, Prairie Village, Gardner, Lansing, Merriam, Mission, Bonner Springs, De Soto, Parkville, Spring Hill, Basehor and Edwardsville.