10-Day Weather Forecast - South Sioux City, NE

Mostly sunny. Highs around 40. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Mostly clear. Cooler with lows around 19. West winds around 5 mph.

Mostly sunny. Highs around 40. South winds 10 to 15 mph with gusts up to 25 mph.

Mostly cloudy in the evening then becoming partly cloudy. Not as cool with lows around 30.

Mostly sunny. Not as cool with highs in the lower 50s.

Partly cloudy. Lows in the lower 30s.

Mostly sunny. Highs in the upper 40s.

Mostly cloudy. Lows in the lower 30s.

Mostly cloudy in the morning then becoming partly sunny. Highs in the lower 50s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s.

Mostly sunny. Highs in the mid 50s.

Mostly cloudy. Low temperature around 33F. Dew point will be around 32F with an average humidity of 78%. Winds will be 5 mph from the NW.

Partly cloudy. High temperature around 49F. Dew point will be around 31F with an average humidity of 66%. Winds will be 4 mph from the S.

Partly cloudy. Low temperature around 35F. Dew point will be around 31F with an average humidity of 74%. Winds will be 2 mph from the S.

Partly cloudy. High temperature around 43F. Dew point will be around 29F with an average humidity of 66%. Winds will be 5 mph from the N.

Partly cloudy. Low temperature around 29F. Dew point will be around 25F with an average humidity of 71%. Winds will be 5 mph from the N.

Sunny. High temperature around 37F. Dew point will be around 23F with an average humidity of 62%. Winds will be 6 mph from the N.

Clear. Low temperature around 27F. Dew point will be around 21F with an average humidity of 69%. Winds will be 2 mph from the N.