If outdoors, consider seeking shelter inside a building.

At 510 AM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Fostoria to 6 miles west of South Twin Lake. Movement was northeast at 50 mph. HAZARD...Wind gusts up to 45 mph and pea size hail and additional rainfall up to one inch. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Ponding of water on roadways, low visibilities, and rises in small streams and creeks. Locations impacted include... Estherville, Emmetsburg, Pocahontas, Laurens, Swan Lake, Five Island Lake, Ingham Lake, High Lake, Lost Island Lake, Silver Lake, Rush Lake, Graettinger, West Bend, Ruthven, Fonda, Rolfe, Mallard, Wallingford, Ayrshire, and Havelock.