Iowa, Nebraska Severe Thunderstorm Warning | Effective 05/17/2026 18:29

Headline: 
Severe Thunderstorm Warning issued May 17 at 8:29PM CDT until May 17 at 9:15PM CDT by NWS Omaha/Valley NE
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 17, 2026 - 6:29pm
Expires: 
May 17, 2026 - 7:15pm
Description: 
SVROAX The National Weather Service in Omaha has issued a * Severe Thunderstorm Warning for... Western Fremont County in southwestern Iowa... Southeastern Lancaster County in southeastern Nebraska... Northern Johnson County in southeastern Nebraska... Northwestern Nemaha County in southeastern Nebraska... Otoe County in southeastern Nebraska... Northeastern Gage County in southeastern Nebraska... Southern Cass County in southeastern Nebraska... * Until 915 PM CDT. * At 829 PM CDT, severe thunderstorms were located along a line extending from 3 miles east of Eagle to 3 miles southwest of Unadilla to 2 miles north of Sterling, moving northeast at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Severe thunderstorms will be near... Syracuse and Unadilla around 835 PM CDT. Avoca around 840 PM CDT. Dunbar around 845 PM CDT. Other locations in the path of these severe thunderstorms include Union, Nehawka, Lorton and Nebraska City. This includes Interstate 29 between mile markers 4 and 24.
Instruction: 
A Tornado Watch remains in effect until 1100 PM CDT for southwestern Iowa...and southeastern Nebraska. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Fremont, IA; Cass, NE; Gage, NE; Johnson, NE; Lancaster, NE; Nemaha, NE; Otoe, NE
Forcast Office: 
NWS Omaha/Valley NE