State forecast for S.D.

Today...Mostly cloudy west and increasing clouds east. Windy. Showers and thunderstorms west spreading east during the day. Highs in the mid 50s west to the mid 60s east.

Tonight...Showers and thunderstorms early...Otherwise decreasing clouds from the west. Lows near 30 west to the 40s southeast.

Friday...Partly cloudy. A chance of showers and thunderstorms at night. Highs in the mid 60s to lower 70s.

Saturday...Partly to mostly cloudy and windy with scattered showers and thunderstorms. Lows in the 40s west to the 50s southeast. Highs in the 70s except upper 60s northeast and far west.

Sunday...Decreasing clouds west. Mostly cloudy central and east with showers and thunderstorms...Decreasing sunday night. Lows in the 40s west to the 50s southeast. Highs in th e upper 50s and 60s.

Monday...Partly cloudy. A chance of showers at night. Lows in the mid 30s west to the mid 40s southeast. Highs in the 60s.