Thunderstorm Wind in Bottineau County, North Dakota

Widespread damage occurred in the city of Lansford. A mobile home sustained substantial damage as the roof and part of the wall structure were removed. Permanent homes had roof damage and broken windows. The grain elevator sustained an estimated three to four million dollars in damages as the primary structure along with multiple grain bins, some containing grain, were damaged or destroyed. Tree damage was widespread and extensive, as many very large trees were uprooted or snapped. Winds throughout northwest into north central North Dakota were as high as 70 mph, with winds estimated as high as 100 mph around Lansford. The event at Lansford may have been a microburst, leading to the higher winds and more extensive damage. No injuries or deaths were reported.

Initial thunderstorms developed along a surface trough over northwest North Dakota and moved eastward through northern North Dakota during the afternoon of June 9, producing the first round of severe winds and hail. A more organized complex of severe thunderstorms developed in the evening and overnight hours of June 9, and continued into the early morning of June 10, as a well defined shortwave trough pushed into the region. Extensive damage occurred over parts of far northern North Dakota, particularly in Bottineau County. Wind gusts to around 100 mph in the city of Lansford caused extensive damage to the grain elevator and multiple portable and permanent structures. The largest hail reported was 1.75 inch diameter, and occurred in Divide and Mountrail counties.