10-Day Weather Forecast - Lyons, SD

Mostly cloudy with a chance of flurries in the morning then partly sunny in the afternoon. Highs in the upper 20s. Northeast winds around 5 mph becoming northwest in the afternoon.

Mostly cloudy. A slight chance of snow after midnight. Lows around 19. West winds 5 to 10 mph. Chance of snow 20 percent.

Mostly cloudy in the morning then becoming partly sunny. Highs in the lower 30s. Northwest winds 10 to 15 mph.

Mostly cloudy. Lows in the lower 20s. Southwest winds 5 to 10 mph.

Mostly sunny. Not as cool with highs in the upper 40s.

Mostly clear. Lows in the upper 20s.

Mostly sunny. Cooler with highs in the mid 30s.

Partly cloudy. Cooler with lows 15 to 20.

Mostly sunny. Highs in the upper 30s.

Partly cloudy. Lows in the lower 20s.

Mostly sunny. Highs in the lower 40s.

Partly cloudy. Lows in the mid 20s.

Mostly sunny. Highs in the upper 40s.

Mostly clear. Low temperature around 31F. Dew point will be around 27F with an average humidity of 75%. Winds will be 7 mph from the S.

Mostly sunny. High temperature around 43F. Dew point will be around 30F with an average humidity of 71%. Winds will be 8 mph from the S.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 33F with an average humidity of 82%. Winds will be 7 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 43F. Dew point will be around 33F with an average humidity of 77%. Winds will be 5 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 35F. Dew point will be around 33F with an average humidity of 84%. Winds will be 5 mph from the SE.