10-Day Weather Forecast - Lyons, SD

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  • 54|21°F
    Partly Cloudy
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    Today

    54°F

    Partly cloudy. High temperature around 54F. Dew point will be around 24F with an average humidity of 49%. Winds will be 18 mph from the NW.

    Tonight

    21°F

    Partly cloudy this evening then mostly cloudy with a chance of snow after midnight. Little or no snow accumulation. Cooler with lows around 18. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 40 percent.

    Hourly details
  • Weekend Weather

  • Day

    32°F

    Partly sunny. A slight chance of snow in the morning. Much cooler with highs around 30. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 20 percent.

    Night

    7°F

    Partly cloudy in the evening then becoming mostly cloudy. Cold with lows around 9 above. Northeast winds 10 to 15 mph.

    Hourly details
  • Day

    26°F

    Mostly cloudy. A slight chance of snow in the morning. Highs around 30. East winds 10 to 15 mph. Chance of snow 20 percent.

    Night

    19°F

    Mostly cloudy. Lows around 18. Southeast winds around 10 mph with gusts up to 20 mph.

    Hourly details
  • Day

    39°F

    Mostly cloudy. A slight chance of rain and snow in the afternoon. Not as cool with highs in the lower 40s. Chance of precipitation 20 percent.

    Night

    30°F

    Mostly cloudy with a 40 percent chance of rain. Not as cool with lows in the upper 20s.

    Hourly details
  • Day

    46°F

    Mostly cloudy in the morning then becoming mostly sunny. Highs in the mid 40s.

    Night

    28°F

    Partly cloudy. Lows in the upper 20s.

    Hourly details
  • Day

    51°F

    Mostly sunny with a 20 percent chance of rain. Highs in the lower 50s.

    Night

    34°F

    Mostly cloudy with a 20 percent chance of rain. Lows in the mid 30s.

    Hourly details
  • Day

    55°F

    Mostly cloudy with a 20 percent chance of rain. Highs in the mid 50s.

    Night

    31°F

    Mostly cloudy. A slight chance of rain in the evening then a chance of rain after midnight. Lows around 30. Chance of rain 30 percent.

  • Day

    45°F

    Mostly cloudy. A chance of rain mainly in the morning. Cooler with highs in the mid 40s. Chance of rain 30 percent.

    Night

    28°F

    Partly cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 28F. Dew point will be around 27F with an average humidity of 75%. Winds will be 2 mph from the W.

  • Weekend Weather

  • Day

    49°F

    Sunny. High temperature around 49F. Dew point will be around 25F with an average humidity of 53%. Winds will be 6 mph from the SW.

    Night

    35°F

    Mostly clear. Low temperature around 35F. Dew point will be around 27F with an average humidity of 61%. Winds will be 9 mph from the S.

  • Day

    53°F

    Partly cloudy. High temperature around 53F. Dew point will be around 30F with an average humidity of 53%. Winds will be 8 mph from the S.

    Night

    35°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 30F with an average humidity of 66%. Winds will be 4 mph from the S.