At 1006 AM CDT, Doppler radar was tracking a strong thunderstorm over Voss, or 7 miles south of Grafton, moving east at 35 mph.
HAZARD...Wind gusts up to 40 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible.
Locations impacted include... Grafton, Minto, Alvarado, Oslo, Hoople, Forest River, and Warsaw.
This includes Interstate 29 between mile markers 157 and 184.