North Dakota Severe Severe Thunderstorm Warning | Effective 06/27/2026 20:20

Headline: 
Severe Thunderstorm Warning issued June 27 at 10:20PM CDT until June 27 at 10:45PM CDT by NWS Bismarck ND
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 27, 2026 - 8:20pm
Expires: 
June 27, 2026 - 8:45pm
Description: 
At 1020 PM CDT /920 PM MDT/, severe thunderstorms were located along a line from over New Salem to 11 miles southwest of Shields, or along a line from 26 miles west of Mandan to 51 miles southwest of Mandan, 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. Locations impacted include... Carson, Flasher, Almont, Shields, Judson, Lark, Raleigh, Leith, St. Gertrude, Porcupine, Heil, Fish Creek Dam and Standing Rock.
Instruction: 
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. These storms are capable of producing widespread damaging winds and large hail. Intense thunderstorm lines can produce brief tornadoes and widespread significant wind damage. Although a tornado is not immediately likely, it is best to move to an interior room on the lowest floor of a building. These storms may cause serious injury and significant property damage. A Tornado Watch remains in effect until 1200 AM CDT /1100 PM MDT/ for a portion of south central North Dakota.
Area Description: 
Grant, ND; Morton, ND; Sioux, ND
Forcast Office: 
NWS Bismarck ND