10-Day Weather Forecast - Allen, SD

Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. South winds 5 to 10 mph, increasing to southeast 10 to 20 mph in the afternoon. Chance of rain 20 percent.

Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Mostly sunny. Highs in the mid 90s. South winds 10 to 20 mph.

Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 30 percent.

Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent.

Partly cloudy with showers likely with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 60 percent.

Mostly cloudy in the morning, then partly cloudy with a slight chance of showers in the afternoon. Breezy with highs in the lower 90s. Chance of rain 20 percent.

Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the mid 60s. Chance of rain 30 percent.

Partly cloudy in the morning, then clearing. Highs in the upper 80s.

Mostly clear. Lows in the upper 50s.

Partly cloudy in the morning, then clearing. Highs in the mid 80s.

Mostly clear. Low temperature around 57F. Dew point will be around 51F with an average humidity of 63%. Winds will be 9 mph from the S.

Partly cloudy. High temperature around 82F. Dew point will be around 53F with an average humidity of 53%. Winds will be 9 mph from the S.

Partly cloudy. Low temperature around 60F. Dew point will be around 54F with an average humidity of 65%. Winds will be 11 mph from the S.

Mostly sunny. High temperature around 80F. Dew point will be around 53F with an average humidity of 50%. Winds will be 6 mph from the SW.

Mostly clear. Low temperature around 57F. Dew point will be around 50F with an average humidity of 60%. Winds will be 5 mph from the S.

Sunny. High temperature around 77F. Dew point will be around 48F with an average humidity of 45%. Winds will be 5 mph from the SW.

Mostly clear. Low temperature around 56F. Dew point will be around 48F with an average humidity of 58%. Winds will be 6 mph from the S.