State forecast for S.D.

Today...Increasing clouds. Chance of morning showers southwest. Highs in the upper 60s to lower 70s.

Tonight...Mostly cloudy with a chance of thunderstorms west... Spreading east late. Lows in the 40s far west to near 60 far southeast.

Wednesday...Partly sunny...Breezy and warmer with a chance of thunderstorms. Highs in the 70s west and north to the 80s southcentral to far southeast.

Wednesday night...Partly cloudy. Chance of evening thunderstorms east and a slight chance of thunderstorms west. Lows in the 40s west to the lower 60s southeast.

Thursday...Mostly cloudy. A chance of thunderstorms far west and extreme south in the afternoon. Highs in the upper 60s north to the mid 70s extreme south.

Friday...Mostly cloudy with a chance of showers and thunderstorms. Lows in the 40s west to near 60 extreme southeast. Highs around 70 north to near 80 far south.

Saturday...Mostly cloudy with a chance of showers and thunderstorms. Lows from the mid 40s northwest to the lower 60s southeast. Highs in the upper 60s north to the mid 70s far south.