State forecast for S.D.

Today...Partly to mostly cloudy. A chance of light snow far west and northeast. Highs from near 30 far north to the lower to mid 40s far southeast.

Tonight...Partly cloudy. A slight chance of light snow far west. Lows 15 to 25.

Thursday...Partly cloudy east. Mostly cloudy west with a chance of light snow far west at night. Highs from the 30s north to the 40s south of interstate 90.

Friday...Mostly cloudy. A chance of snow northwest and a chance of rain or snow southwest...Spreading into eastern portions of the state at night. Lows in the 20s...Some upper teens northeast. Highs from the mid 30s northwest to the lower 50s far southeast.

Saturday...Windy. Mostly cloudy with snow likely much of west...And rain or snow likely southeast. A chance of rain or snow northeast during the day...Changing to all snow at night. Lows in the 20s to lower 30s. Highs in the 30s...With some lower 40s southeast.

Sunday...Windy. Mostly cloudy with a chance of snow mainly during the day west through south...Then partly cloudy. Partly cloudy northwest. Lows from the teens northwest to lower 30s far southeast. Highs in the mid 30s to lower 40s.