Expires:202307121400;Remove:202307121400;711065 WUUS53 KDMX 121318 SVRDMX IAC099-127-153-157-169-171-121400- /O.NEW.KDMX.SV.W.0139.230712T1318Z-230712T1400Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Des Moines IA 818 AM CDT Wed Jul 12 2023 The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Northwestern Poweshiek County in central Iowa... Northeastern Polk County in central Iowa... Southeastern Story County in central Iowa... Southern Marshall County in central Iowa... Southwestern Tama County in central Iowa... Northern Jasper County in central Iowa... * Until 900 AM CDT. * At 818 AM CDT, a severe thunderstorm was located over Mingo, or 12 miles northeast of Altoona, moving east at 60 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Newton, Baxter and Lambs Grove around 830 AM CDT. Other locations in the path of this severe thunderstorm include Kellogg, Laurel, Rock Creek Lake, Oakland Acres, Rock Creek State Park, Grinnell, Gilman, Grinnell Regional Airport and Malcom. This includes Interstate 80 between mile markers 145 and 191. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4166 9344 4191 9344 4201 9255 4165 9255 TIME...MOT...LOC 1318Z 266DEG 50KT 4179 9333 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Donavon