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Severe Thunderstorm Warning

Status

New Event Expired

Start Time

Tue 08/11/2026 07:23 PM EDT

End Time

Tue 08/11/2026 08:30 PM EDT

Significance

Warning

Storm Location

7 mi N of Rhame, ND

Storm Motion

Moving ENE at 18 mph

Impacts

High impact

Thunderstorm damage threatconsiderable
Hail threatradar indicated
Max hail size1.75 in
Wind threatradar indicated
Max wind gust60 mph

Locations Affected

White Butte, ND ∙ Amidon, ND ∙ Rhame, ND

Full Alert Message

BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Bismarck ND Issued by National Weather Service Grand Forks ND 523 PM MDT Tue Aug 11 2026 The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... North central Bowman County in southwestern North Dakota... Central Slope County in southwestern North Dakota... * Until 630 PM MDT. * At 523 PM MDT, a severe thunderstorm was located near Rhame, or 16 miles northwest of Bowman, moving east at 20 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Rhame and Amidon. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4663 10338 4663 10333 4631 10310 4620 10371 4644 10384 TIME...MOT...LOC 2323Z 252DEG 16KT 4633 10366 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH