A briefly intense thunderstorm dropped hail around 5:30 p.m. Thursday on the south end of Grand Forks but spared the rest of the Grand Cities.
The National Weather Service said the hailstones ranged from pea-size to nickel-size to quarter-size to half-dollar size.
A severe thunderstorm warning was posted for Grand Forks and Polk counties but was quickly canceled as the storm declined.
Half-dollar-size hail also fell southeast of Erskine, Minn.
In Cooperstown, N.D., an estimated 5 inches of rain was reported at 5:30 p.m/
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Isolated showers and thunderstorms were possible overnight.
A chance of showers and thunderstorms will continue today and diminish tonight.
Saturday and Sunday are expected to be mostly sunny, with highs in the mid-70s on Saturday and from 75 to 80 on Sunday.
A chance of showers and thunderstorms returns Monday night through Thursday, though skies will be partly cloudy or mostly sunny outside thunderstorms.
Highs on Monday through Thursday are expected to range from 80 to 85, the weather service said.