It could be a perfect day for going to MontanaFair or doing any other outdoor activities on Saturday, with the exception of a little rain.
The National Weather Service said the day will be partly sunny, with a high near 83 degrees. there's a 30 percent chance of showers and thunderstorms in the Billings area.
Saturday night, look for a 30 percent chance of showers and thunderstorms, mainly before 7 p.m. Skies will be partly cloudy, with a low around 58 degrees.
Sunday will be mostly sunny, with a high near 86. And Sunday night will be partly cloudy, with a low around 60 degrees.