WUUS53 KOAX 232120 SVROAX IAC155-165-232215- /O.NEW.KOAX.SV.W.0060.260423T2120Z-260423T2215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Omaha/Valley Nebraska 420 PM CDT Thu Apr 23 2026 The National Weather Service in Omaha has issued a * Severe Thunderstorm Warning for... Pottawattamie County in southwestern Iowa... Southeastern Shelby County in southwestern Iowa... * Until 515 PM CDT. * At 419 PM CDT, severe thunderstorms were located along a line extending from 2 miles northeast of Underwood to 4 miles northwest of Treynor to 6 miles northwest of Silver City, moving east at 35 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. This storm has a history of producing severe hail. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Severe thunderstorms will be near... Treynor, Neola, and Minden around 425 PM CDT. Shelby around 435 PM CDT. Other locations in the path of these severe thunderstorms include Oakland, Carson, Hancock, Avoca, Macedonia and Walnut. This includes the following highways... Interstate 29 between mile markers 43 and 45. Interstate 80 in Iowa between mile markers 5 and 23, and between mile markers 31 and 48. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Tornado Watch remains in effect until 700 PM CDT for southwestern Iowa. Prepare immediately for large hail and damaging winds. People outside should move immediately to shelter inside a strong building. Stay away from windows. A Tornado Watch remains in effect until 700 PM CDT for southwestern Iowa. && LAT...LON 4150 9504 4150 9516 4117 9516 4116 9583 4125 9583 4141 9575 4166 9510 4160 9509 4160 9504 TIME...MOT...LOC 2119Z 254DEG 29KT 4141 9566 4128 9567 4117 9574 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BLB