10-Day Weather Forecast - Allen, SD

Mostly cloudy. A chance of rain in the morning then rain likely in the afternoon. Breezy with highs in the lower 50s. Northwest winds 20 to 30 mph. Chance of rain 60 percent.

Mostly cloudy. A chance of rain in the evening then a slight chance of rain and snow after midnight. Breezy with lows in the upper 20s. Northwest winds 20 to 30 mph with gusts up to 40 mph. Chance of precipitation 40 percent.

Becoming partly cloudy. Highs around 40. Northwest winds 10 to 20 mph with gusts up to 30 mph.

Partly cloudy in the evening then clearing. Lows in the mid 20s. Southwest winds 5 to 10 mph increasing to 10 to 20 mph with gusts up to 30 mph after midnight.

Mostly sunny in the morning then becoming partly cloudy. Very windy with highs in the upper 40s.

Partly cloudy and windy. Lows in the lower 20s.

Becoming partly cloudy. Strong winds with highs in the lower 30s.

Partly cloudy and breezy. Lows around 15.

Partly cloudy and breezy. Highs in the lower 30s.

Partly cloudy in the evening then clearing. Lows 10 to 15.

Mostly sunny and breezy. Highs in the lower 40s.

Partly cloudy. Lows 15 to 20.

Partly cloudy in the morning then clearing. Highs in the lower 40s.

Clear. Low temperature around 27F. Dew point will be around 15F with an average humidity of 56%. Winds will be 7 mph from the W.

Mostly sunny. High temperature around 40F. Dew point will be around 16F with an average humidity of 44%. Winds will be 9 mph from the W.

Mostly clear. Low temperature around 25F. Dew point will be around 17F with an average humidity of 63%. Winds will be 6 mph from the NW.

Partly cloudy. High temperature around 33F. Dew point will be around 17F with an average humidity of 57%. Winds will be 6 mph from the NW.

Cloudy. Low temperature around 21F. Dew point will be around 15F with an average humidity of 68%. Winds will be 4 mph from the NW.