Iowa, Nebraska, South Dakota Severe Severe Thunderstorm Warning | Effective 06/29/2026 23:25

Headline: 
Severe Thunderstorm Warning issued June 30 at 1:25AM CDT until June 30 at 2:00AM CDT by NWS Sioux Falls SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 29, 2026 - 11:25pm
Expires: 
June 30, 2026 - 12:00am
Description: 
At 125 AM CDT, severe thunderstorms were located along a line extending from 6 miles northeast of Newcastle to near Elk Point to Dakota City, moving northeast at 50 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. These severe storms will be near... Sioux City, South Sioux City, North Sioux City, and Akron around 130 AM CDT. Other locations in the path of these severe thunderstorms include Hinton, Hawarden, Merrill, Craig and Le Mars.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sioux Falls. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Plymouth, IA; Sioux, IA; Woodbury, IA; Dakota, NE; Clay, SD; Union, SD
Forcast Office: 
NWS Sioux Falls SD