10-Day Weather Forecast - Sioux Falls, SD

Partly sunny. Areas of dense fog this morning then patchy fog this afternoon. Highs around 40. Northwest winds 5 to 10 mph becoming southeast this afternoon.

Mostly cloudy. Patchy fog. Near steady temperature in the mid 30s. South winds 5 to 10 mph.

Partly sunny. Highs in the upper 40s. South winds 5 to 10 mph.

Mostly cloudy and breezy. Much cooler with lows around 17. North winds 5 to 10 mph with gusts up to 20 mph increasing to 20 to 25 mph with gusts up to 35 mph after midnight.

Mostly cloudy. A chance of snow mainly in the morning. Little or no snow accumulation. Breezy and much cooler with highs in the mid 20s. Temperature falling to around 16 in the afternoon. Northwest winds 20 to 25 mph with gusts up to 40 mph. Chance of snow 30 percent.

Mostly cloudy and breezy colder with lows around 5 above. Wind chill values as low as 15 below.

Sunny. Highs around 20. Wind chill values as low as 15 below in the morning.

Mostly clear in the evening then becoming partly cloudy. Cold with lows around 10 above. Temperature rising to around 15 after midnight.

Partly sunny. Not as cool with highs in the mid 30s.

Mostly cloudy. Cold with lows 10 to 15.

Mostly cloudy. A slight chance of snow in the morning. Cooler with highs in the mid 20s. Chance of snow 20 percent.

Mostly cloudy. Cold with lows 5 to 10 above.

Mostly sunny. Highs around 20.

Partly cloudy. Low temperature around 22F. Dew point will be around 16F with an average humidity of 73%. Winds will be 3 mph from the E.

Mostly cloudy. High temperature around 29F. Dew point will be around 19F with an average humidity of 70%. Winds will be 4 mph from the SE.

Partly cloudy. Low temperature around 23F. Dew point will be around 20F with an average humidity of 81%. Winds will be 2 mph from the N.

Mostly cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 26F. Dew point will be around 17F with an average humidity of 71%. Winds will be 4 mph from the N.

Partly cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 17F. Dew point will be around 14F with an average humidity of 77%. Winds will be 4 mph from the NW.