 The National Weather Service in Grand Forks has issued a severe thunderstorm warning for southwestern Wadena County, southeastern Otter Tail County, until 1045 p.m. At 1010 p.m., severe thunderstorms were located along a line extending from near Wadena to near Wrightstown to near Erbank, moving southeast at 30 miles per hour. Expected hazards include 70 mile per hour wind gusts and quarter-size hail.