POET Biorefining - Big Stone

	County Forecast for Big Stone City , SD

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272200-
Grant-
Including the city of Milbank
832 AM CST Sat Dec 27 2025

Today   Patchy dense fog this morning. Partly sunny. Not as cold with highs in the mid 40s. South winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph with gusts up to 20 mph this afternoon.
Tonight   Mostly cloudy. Patchy fog in the evening. A chance of snow after midnight. Little or no snow accumulation. Windy and much colder with lows around 9 above. North winds 10 to 15 mph with gusts up to 30 mph, increasing to northwest 20 to 30 mph with gusts up to 45 mph after midnight. Chance of snow 40 percent.
Sunday   Mostly cloudy. A chance of snow, mainly in the morning. Areas of blowing snow in the morning, then patchy blowing snow in the afternoon. Snow accumulation around an inch possible. Windy and much colder with highs around 17. Temperature falling to around 8 above in the afternoon. Northwest winds 25 to 30 mph with gusts up to 50 mph. Chance of snow 50 percent.
Sunday night   Mostly cloudy. A chance of snow, mainly in the evening. Patchy blowing snow. Little or no additional snow accumulation. Windy, cold. Near steady temperature around 4 above. Northwest winds 20 to 30 mph with gusts up to 45 mph. Chance of snow 30 percent. Wind chill values as low as 22 below.
Monday   Patchy blowing snow in the morning. Partly sunny. Blustery with highs around 10 above. Northwest winds 15 to 25 mph. Gusts up to 40 mph in the morning. Wind chill values as low as 21 below.
Monday night   Partly cloudy. Cold with lows zero to 5 above zero. Temperature rising to around 15 after midnight.
Tuesday   Partly sunny. Patchy blowing snow in the afternoon. Not as cold with highs in the lower 30s.
Tuesday night and wednesday   Mostly cloudy with a 20 percent chance of snow. Lows around 10 above. Highs 15 to 20.
Wednesday night   Mostly cloudy with a slight chance of snow in the evening, then partly cloudy after midnight. Colder with lows around 5 below. Chance of snow 20 percent. Wind chill values as low as 20 below.
New years day   Mostly sunny. Highs 5 to 10 above. Wind chill values as low as 20 below.
Thursday night and friday   Partly cloudy. Lows 5 below to zero. Highs 15 to 20.

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Big Storm Sweeping Through US This Weekend

Colder temperatures, widespread showers, strong winds and northern snow for the Midwest. Lake-effect snow across the Great Lakes. » More DTN Weather Commentary

Posted at 12:07PM Fri Dec 26, 2025 CST

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