10-Day Weather Forecast - Fort Thompson, SD

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  • 43|33°F
    70% Chance Rain Showers
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    Today

    43°F

    Cloudy. A chance of showers early then showers likely. Windy. Near steady temperature in the lower 40s. North winds 20 to 30 mph. Chance of rain 70 percent.

    Tonight

    33°F

    Mostly cloudy in the evening then becoming partly cloudy. Breezy with lows around 30. Northwest winds 20 to 25 mph with gusts up to 35 mph diminishing to 5 to 10 mph after midnight.

    Hourly details
  • Day

    48°F

    Mostly cloudy. A slight chance of rain showers in the afternoon. Highs in the lower 50s. North winds around 5 mph becoming west in the afternoon. Chance of rain 20 percent.

    Night

    35°F

    Mostly cloudy with a chance of sprinkles in the evening then partly cloudy after midnight. Lows in the lower 30s. West winds 5 to 10 mph.

    Hourly details
  • Day

    58°F

    Partly sunny. A slight chance of rain showers in the afternoon. Not as cool with highs in the lower 60s. West winds 5 to 10 mph. Chance of rain 20 percent.

    Night

    37°F

    Partly cloudy. Lows in the lower 30s.

    Hourly details
  • Day

    55°F

    Partly sunny with a 20 percent chance of rain showers. Highs in the upper 50s.

    Night

    34°F

    Partly cloudy in the evening then clearing. Lows in the lower 30s.

    Hourly details
  • Day

    60°F

    Mostly clear. Highs in the mid 60s. Lows in the upper 30s.

    Night

    38°F

    Mostly clear. Highs in the mid 60s. Lows in the upper 30s.

    Hourly details
  • Weekend Weather

  • Day

    70°F

    Mostly clear. Highs in the lower 70s. Lows in the lower 40s.

    Night

    46°F

    Mostly clear. Highs in the lower 70s. Lows in the lower 40s.

    Hourly details
  • Day

    65°F

    Partly sunny with a 20 percent chance of showers. Highs around 70.

    Night

    44°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 44F. Dew point will be around 40F with an average humidity of 64%. Winds will be 8 mph from the NE.

  • Day

    64°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 64F. Dew point will be around 42F with an average humidity of 64%. Winds will be 3 mph from the NW.

    Night

    42°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 42F. Dew point will be around 40F with an average humidity of 66%. Winds will be 4 mph from the NE.

  • Day

    62°F

    Partly cloudy. High temperature around 62F. Dew point will be around 39F with an average humidity of 63%. Winds will be 5 mph from the N.

    Night

    40°F

    Partly cloudy. Low temperature around 40F. Dew point will be around 37F with an average humidity of 64%. Winds will be 4 mph from the N.

  • Day

    63°F

    Sunny. High temperature around 63F. Dew point will be around 38F with an average humidity of 61%. Winds will be 5 mph from the NW.

    Night

    41°F

    Clear. Low temperature around 41F. Dew point will be around 38F with an average humidity of 61%. Winds will be 3 mph from the N.