


Severe Thunderstorm Warning
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
153 WUUS53 KDMX 202345 SVRDMX IAC153-181-210030- /O.NEW.KDMX.SV.W.0167.250720T2345Z-250721T0030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Des Moines IA 645 PM CDT Sun Jul 20 2025 The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Southwestern Polk County in central Iowa... Northwestern Warren County in south central Iowa... * Until 730 PM CDT. * At 644 PM CDT, a severe thunderstorm was located over Norwalk, moving southeast at 10 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Des Moines, West Des Moines, Norwalk, Windsor Heights, Carlisle, Southridge Mall, Des Moines Int`l Airport, Cumming, Spring Hill, and Walnut Woods State Park. This includes the following highways... Interstate 35 between mile markers 67 and 71. Interstate 235 between mile markers 2 and 4. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4151 9379 4154 9379 4160 9373 4152 9347 4138 9363 TIME...MOT...LOC 2344Z 315DEG 7KT 4149 9368 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Dodson