10-Day Weather Forecast - Lyons, SD

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  • |-3°F
    Snow
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    Tonight

    -3°F

    Mostly cloudy late this evening then becoming partly cloudy. Patchy blowing snow. Brisk cold with lows around 4 below. Northwest winds 15 to 25 mph with gusts up to 35 mph. Wind chill values as low as 27 below.

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  • Day

    10°F

    Partly sunny. Colder with highs around 11. West winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 25 below.

    Night

    -1°F

    Partly cloudy in the evening then becoming mostly clear. Cold with lows around 4 below. Northwest winds 5 to 10 mph. Wind chill values as low as 13 below.

    Hourly details
  • Day

    17°F

    Partly sunny in the morning then mostly cloudy with a chance of snow in the afternoon. Little or no snow accumulation. Highs around 19. South winds 5 to 10 mph. Chance of snow 30 percent. Wind chill values as low as 11 below in the morning.

    Night

    13°F

    Mostly cloudy. A chance of snow in the evening. Little or no snow accumulation. Not as cold with lows around 11. West winds 5 to 10 mph. Chance of snow 30 percent.

    Hourly details
  • Day

    23°F

    Partly sunny. A slight chance of snow in the morning then a chance of snow in the afternoon. Highs in the mid 20s. Temperature falling to around 20 in the afternoon. Chance of snow 30 percent.

    Night

    6°F

    Partly cloudy. Cold with lows around zero. Wind chill values as low as 10 below after midnight.

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  • Day

    15°F

    Partly sunny. Highs around 20.

    Night

    -2°F

    Mostly cloudy. Cold with lows around zero. Wind chill values as low as 15 below.

    Hourly details
  • Day

    -1°F

    Partly sunny. Colder with highs 5 to 10 above. Wind chill values as low as 20 below.

    Night

    -12°F

    Mostly cloudy. Colder with lows around 10 below. Wind chill values as low as 30 below.

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  • Weekend Weather

  • Day

    2°F

    Mostly cloudy with a 20 percent chance of snow. Cold with highs zero to 5 above zero. Wind chill values as low as 30 below.

    Night

    -9°F

    Mostly cloudy with a 20 percent chance of snow. Cold with lows around 10 below. Wind chill values as low as 25 below.

    Hourly details
  • Day

    6°F

    Partly sunny with a 20 percent chance of snow. Cold with highs around 10 above. Wind chill values as low as 25 below.

    Night

    -3°F

    Clear. Low temperature around -3F. Dew point will be around -6F with an average humidity of 76%. Winds will be 1 mph from the SE.

  • Day

    9°F

    Mostly sunny. High temperature around 9F. Dew point will be around -2F with an average humidity of 73%. Winds will be 2 mph from the SW.

    Night

    3°F

    Mostly clear. Low temperature around 3F. Dew point will be around 1F with an average humidity of 79%. Winds will be 1 mph from the S.

  • Day

    13°F

    Cloudy. High temperature around 13F. Dew point will be around 4F with an average humidity of 78%. Winds will be 2 mph from the W.

    Night

    2°F

    Cloudy. Low temperature around 2F. Dew point will be around 3F with an average humidity of 82%. Winds will be 4 mph from the NW.