Flash Flood Warning: Jasper, IA; Marshall, IA; Story, IA

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Flash Flood Warning — Jasper, IA; Marshall, IA; Story, IA Severity: Severe. Certainty: Likely. FFWDMX The National Weather Service in Des Moines has issued a * Flash Flood Warning for... Jasper County in central Iowa... Southern Marshall County in central Iowa... Southeastern Story County in central Iowa... * Until 815 AM CDT. * At 218 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 2.5 inches of rain have fallen. Additional rainfall amounts of 1.5 to 3 inches are possible in the warned area as more storms move over the area in the next few hours. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Newton, Mitchellville, Colfax, Prairie City, Baxter, Iowa Speedway, Rock Creek Lake, Kellogg, Gilman, Collins, Rhodes, Mingo, Laurel, Lambs Grove, Valeria, Newton Municipal Airport, Prairie City Krohn Airport and Rock Creek State Park.