Sully County, SD Weather Forecast & Current Conditions

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight.

Day: Mostly sunny. Highs in the lower 80s. West winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. Northwest winds 5 to 10 mph, becoming north after midnight.

Day: Mostly sunny. Highs in the lower 70s. Northeast winds around 5 mph, becoming south with gusts up to 20 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Day: Partly cloudy. Highs around 70. Lows in the upper 40s.

Day: Partly cloudy. Highs around 70. Lows in the upper 40s.

Night: Partly cloudy. Lows in the mid 50s. Highs in the upper 70s.

Night: Partly cloudy. Lows in the mid 50s. Highs in the upper 70s.

Day: Mostly cloudy in the morning, then becoming partly sunny. Breezy and much cooler with highs in the upper 50s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s. Highs in the lower 50s.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming northwest after midnight.

Day: Mostly sunny. Highs in the upper 70s. West winds 10 to 15 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph, becoming north after midnight.

Day: Mostly sunny. Highs in the lower 70s. North winds around 5 mph, becoming west with gusts up to 20 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Day: Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Day: Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Night: Partly cloudy. Lows in the mid 50s. Highs in the upper 70s.

Night: Partly cloudy. Lows around 50.

Day: Partly sunny and breezy. Much cooler with highs in the upper 50s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s. Highs around 50.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight.

Day: Mostly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. North winds 5 to 10 mph.

Day: Mostly sunny. Highs in the mid 70s. Northeast winds around 5 mph, becoming south in the afternoon.

Night: Partly cloudy. Lows around 50. East winds 5 to 10 mph.

Day: Partly cloudy. Highs in the lower 70s. Lows around 50.

Day: Partly cloudy. Highs in the lower 70s. Lows around 50.

Night: Partly cloudy. Lows in the upper 50s. Highs around 80.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.

Day: Mostly cloudy in the morning, then becoming partly sunny. Much cooler with highs in the lower 60s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. Highs in the lower 50s.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph, becoming west after midnight.

Day: Mostly sunny. Highs in the lower 80s. West winds 10 to 15 mph.

Night: Mostly clear. Lows in the upper 40s. Northwest winds 5 to 10 mph.

Day: Mostly sunny. Highs in the mid 70s. North winds around 5 mph, becoming southeast in the afternoon.

Night: Partly cloudy. Lows around 50. Northeast winds 5 to 10 mph.

Night: Partly cloudy. Highs in the upper 60s. Lows around 50.

Night: Partly cloudy and breezy. Highs in the mid 70s. Lows in the upper 50s.

Night: Partly cloudy and breezy. Highs in the lower 80s. Lows in the lower 50s.

Day: Partly sunny and breezy. Much cooler with highs in the upper 50s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s. Highs in the lower 50s.

Night: Mostly clear. Lows in the lower 50s. South winds 10 to 15 mph with gusts up to 25 mph, becoming west 5 to 10 mph after midnight.

Day: Mostly sunny. Highs around 80. Northwest winds 10 to 15 mph.

Night: Mostly clear. Lows in the upper 40s. Northwest winds 5 to 10 mph, becoming north after midnight.

Day: Mostly sunny. Highs in the lower 70s. North winds around 5 mph, becoming south with gusts up to 20 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 40s. East winds 5 to 10 mph.

Day: Partly cloudy. Highs around 70. Lows in the upper 40s.

Day: Partly cloudy. Highs around 70. Lows in the upper 40s.

Night: Partly cloudy and breezy. Lows in the mid 50s. Highs in the upper 70s.

Night: Partly cloudy and breezy. Lows in the mid 50s. Highs in the upper 70s.

Day: Partly sunny and breezy. Much cooler with highs in the lower 60s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. Highs in the lower 50s.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming northwest after midnight.

Day: Mostly sunny. Highs in the lower 80s. West winds 10 to 15 mph. Gusts up to 30 mph in the afternoon.

Night: Mostly clear. Lows in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph, becoming north around 5 mph after midnight.

Day: Mostly sunny. Highs in the lower 70s. North winds around 5 mph, increasing to south 10 to 15 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Day: Partly cloudy. Highs around 70. Lows in the upper 40s.

Day: Partly cloudy. Highs around 70. Lows in the upper 40s.

Night: Partly cloudy. Lows in the mid 50s. Highs in the upper 70s.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Breezy with lows in the upper 40s.

Day: Partly sunny with a 20 percent chance of showers. Breezy and much cooler with highs in the mid 50s.

Night: Mostly cloudy with a 50 percent chance of showers. Lows in the lower 40s. Highs around 50.

Night: Mostly clear. Lows in the lower 50s. South winds 10 to 15 mph with gusts up to 30 mph, becoming west 5 to 10 mph after midnight.

Day: Mostly sunny. Highs around 80. Northwest winds 10 to 15 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph.

Day: Mostly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the upper 40s. North winds 5 to 10 mph.

Day: Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Day: Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Night: Partly cloudy. Lows in the mid 50s. Highs in the upper 70s.

Night: Partly cloudy. Lows in the mid 50s. Highs in the upper 70s.

Day: Mostly cloudy in the morning, then becoming partly sunny. Much cooler with highs around 60.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s. Highs in the lower 50s.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight.

Day: Mostly sunny. Highs in the upper 70s. West winds 10 to 15 mph.

Night: Mostly clear. Lows in the upper 40s. North winds 5 to 10 mph.

Day: Partly sunny. Highs around 70. North winds around 5 mph, increasing to northwest 10 to 15 mph in the afternoon.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. North winds 5 to 10 mph.

Day: Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Day: Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Night: Partly cloudy and breezy. Lows in the mid 50s. Highs in the mid 70s.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Breezy with lows in the upper 40s.

Day: Partly sunny and breezy. Much cooler with highs in the mid 50s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows around 40. Highs in the upper 40s.

Night: Mostly clear. Lows in the mid 50s. Southwest winds 10 to 15 mph, becoming west 5 to 10 mph after midnight. Gusts up to 30 mph.

Day: Mostly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows around 50. Northwest winds 5 to 10 mph.

Day: Mostly sunny. Highs in the mid 70s. North winds around 5 mph, becoming southeast in the afternoon.

Night: Partly cloudy. Lows in the lower 50s. East winds 5 to 10 mph.

Night: Partly cloudy. Highs around 70. Lows in the lower 50s.

Night: Partly cloudy and breezy. Highs in the mid 70s. Lows in the upper 50s.

Day: Partly sunny and breezy. Highs in the lower 80s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.

Day: Partly sunny. Much cooler with highs in the lower 60s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 50s. West winds 5 to 10 mph.

Day: Mostly sunny. Highs in the mid 80s. West winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. Northwest winds 5 to 10 mph.

Day: Mostly sunny. Highs in the mid 70s. North winds 5 to 10 mph, becoming southeast with gusts up to 20 mph in the afternoon.

Night: Partly cloudy. Lows around 50. East winds 5 to 10 mph.

Day: Mostly sunny. Highs around 70.

Night: Partly cloudy. Lows in the lower 50s. Highs in the mid 70s.

Night: Partly cloudy in the evening, then becoming mostly clear. Breezy with lows in the upper 50s.

Day: Mostly sunny. Highs in the lower 80s.

Night: Mostly clear in the evening, then becoming partly cloudy. Breezy with lows in the lower 50s.

Day: Partly sunny and breezy. Much cooler with highs in the lower 60s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. Highs in the lower 50s.

Night: Mostly clear. Lows in the mid 50s. South winds 15 to 20 mph with gusts up to 30 mph, becoming west 5 to 10 mph with gusts up to 20 mph after midnight.

Day: Mostly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. Northwest winds 5 to 10 mph.

Day: Mostly sunny. Highs in the lower 70s. North winds 5 to 10 mph.

Night: Partly cloudy. Lows in the upper 40s. East winds 5 to 10 mph, becoming northeast after midnight.

Day: Partly cloudy. Highs around 70. Lows in the upper 40s.

Day: Partly cloudy. Highs around 70. Lows in the upper 40s.

Night: Partly cloudy and breezy. Lows in the mid 50s. Highs in the upper 70s.

Night: Partly cloudy and breezy. Lows in the mid 50s. Highs in the upper 70s.

Day: Mostly cloudy in the morning, then becoming partly sunny. Breezy and much cooler with highs in the lower 60s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. Highs in the lower 50s.

Night: Mostly clear. Not as cool with lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 25 mph, becoming west after midnight.

Day: Mostly sunny. Highs in the upper 70s. Northwest winds 10 to 15 mph.

Night: Partly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph.

Day: Partly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. North winds 5 to 10 mph.

Day: Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

Day: Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

Night: Partly cloudy. Lows in the lower 50s. Highs in the upper 70s.

Night: Partly cloudy. Lows in the lower 50s. Highs in the upper 70s.

Day: Mostly cloudy in the morning, then becoming partly sunny. Much cooler with highs in the upper 50s.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s. Highs in the upper 40s.

Night: Mostly clear. Lows around 50. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight.

Day: Mostly sunny. Highs around 80. West winds 5 to 10 mph, increasing to 15 to 20 mph with gusts up to 30 mph in the afternoon.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s. Northwest winds 5 to 10 mph. Gusts up to 25 mph in the evening.

Day: Partly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph, becoming southwest 10 to 15 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Day: Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

Day: Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

Night: Partly cloudy. Lows in the lower 50s. Highs in the mid 70s.

Night: Mostly cloudy with a 20 percent chance of showers. Lows in the mid 40s. Highs in the mid 50s.

Night: Mostly cloudy with a 50 percent chance of showers. Lows in the upper 30s. Highs in the upper 40s.

Night: Mostly clear. Lows in the mid 50s. South winds 15 to 20 mph with gusts up to 30 mph, becoming west 5 to 10 mph after midnight.

Day: Mostly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows around 50. North winds around 5 mph.

Day: Mostly sunny. Highs in the lower 70s. North winds around 5 mph, becoming southeast in the afternoon.

Night: Partly cloudy. Lows in the lower 50s. East winds around 5 mph.

Day: Partly cloudy. Highs in the lower 70s. Lows in the lower 50s.

Day: Partly cloudy. Highs in the lower 70s. Lows in the lower 50s.

Night: Partly cloudy. Lows in the upper 50s. Highs in the lower 80s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.

Day: Partly sunny. Much cooler with highs in the mid 60s.

Night: Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Cooler with lows in the mid 40s. Chance of rain 30 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Cooler with highs in the mid 50s.

Night: Mostly clear. Lows in the upper 40s. South winds 5 to 10 mph, becoming west after midnight.

Day: Mostly sunny. Highs in the upper 70s. West winds around 5 mph, increasing to 10 to 15 mph with gusts up to 25 mph in the afternoon.

Night: Partly cloudy. Lows in the mid 40s. North winds 5 to 10 mph.

Day: Partly sunny. Highs around 70. Northwest winds around 5 mph, increasing to 10 to 15 mph in the afternoon.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. North winds 5 to 10 mph.

Day: Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

Day: Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

Night: Partly cloudy. Lows in the lower 50s. Highs in the mid 70s.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s.

Day: Mostly cloudy in the morning, then partly sunny with a slight chance of showers in the afternoon. Much cooler with highs in the mid 50s. Chance of rain 20 percent.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the upper 30s. Highs in the upper 40s.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight.

Day: Mostly sunny. Highs in the upper 70s. West winds 10 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 60s. Northwest winds 10 to 15 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. North winds 5 to 10 mph.

Day: Partly cloudy. Highs in the mid 60s. Lows in the mid 40s.

Day: Partly cloudy. Highs in the mid 60s. Lows in the mid 40s.

Night: Partly cloudy and breezy. Lows in the lower 50s. Highs in the mid 70s.

Night: Partly cloudy and breezy. Lows in the lower 50s. Highs in the mid 70s.

Day: Mostly cloudy in the morning, then becoming partly sunny. Breezy and much cooler with highs in the mid 50s.

Night: Mostly cloudy with a 30 percent chance of showers. Lows around 40. Highs in the upper 40s.

Night: Mostly clear. Lows in the lower 50s. South winds 15 to 20 mph with gusts up to 30 mph.

Day: Sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. Northwest winds around 5 mph.

Day: Sunny. Highs in the mid 70s. Northwest winds around 5 mph.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds around 5 mph.

Day: Mostly sunny. Highs in the upper 60s.

Night: Partly cloudy. Lows in the upper 40s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 50s.

Day: Mostly sunny and breezy. Highs in the upper 70s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.

Day: Partly sunny. Not as warm with highs in the mid 60s.

Night: Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. Chance of rain 30 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Cooler with highs in the mid 50s.

Night: Mostly clear. Lows in the mid 50s. South winds 15 to 20 mph with gusts up to 30 mph, becoming southwest 10 to 15 mph after midnight.

Day: Sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. Northwest winds around 5 mph.

Day: Sunny. Highs in the mid 70s. North winds around 5 mph, becoming east in the afternoon.

Night: Partly cloudy. Lows in the lower 50s. East winds around 5 mph.

Day: Mostly sunny. Highs around 70.

Night: Partly cloudy. Lows in the lower 50s.

Day: Mostly sunny. Highs in the lower 70s.

Night: Partly cloudy. Lows in the upper 50s.

Day: Mostly sunny. Highs in the lower 80s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s.

Day: Partly sunny. Not as warm with highs in the mid 60s.

Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Cooler with lows in the upper 40s. Chance of rain 30 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Cooler with highs in the mid 50s.

Night: Mostly clear. Lows in the lower 50s. South winds 15 to 20 mph. Gusts up to 35 mph this evening.

Day: Mostly sunny. Highs around 80. Northwest winds 5 to 10 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph.

Day: Mostly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the upper 40s. North winds 5 to 10 mph.

Day: Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Day: Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

Night: Partly cloudy and breezy. Lows in the mid 50s. Highs in the upper 70s.

Night: Partly cloudy and breezy. Lows in the mid 50s. Highs in the upper 70s.

Day: Partly sunny. Much cooler with highs in the lower 60s.

Night: Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Highs in the mid 50s.

Day: Sunny. Highs in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph.

Night: Increasing clouds. Lows in the lower 50s. Southwest winds 5 to 10 mph, becoming west after midnight.

Day: Sunny. Highs in the mid 70s. West winds 10 to 15 mph.

Night: Partly cloudy. Lows in the mid 40s. Northwest winds 5 to 10 mph.

Day: Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 15 mph.

Night: Mostly cloudy. Lows in the mid 40s.

Day: Mostly sunny. Highs in the lower 60s.

Night: Mostly cloudy. Lows in the lower 40s.

Day: Mostly sunny. Highs in the mid 60s.

Night: Increasing clouds. Lows in the lower 50s.

Day: Decreasing clouds. Highs in the lower 70s.

Night: Increasing clouds. Lows in the mid 40s.

Day: Decreasing clouds. Highs in the mid 50s.