10-Day Weather Forecast - Longlake, SD

-
  • |63°F
    Partly Cloudy

    Tonight

    63°F

    Mostly clear late this evening then becoming partly cloudy. A slight chance of thunderstorms late this evening. Lows in the mid 60s. North winds around 10 mph becoming northeast 15 to 20 mph. Chance of rain 20 percent.

    Hourly details
  • 78|60°F
    60% Chance of Storms

    Day

    78°F

    Mostly cloudy. A slight chance of thunderstorms in the morning then thunderstorms likely in the afternoon. Breezy and not as warm with highs in the mid 80s. East winds 15 to 25 mph. Chance of rain 60 percent.

    Night

    60°F

    Showers and thunderstorms in the evening then a chance of showers with a slight chance of thunderstorms after midnight. Locally heavy rainfall possible in the evening. Breezy with lows in the upper 50s. Northeast winds 15 to 25 mph. Chance of rain near 100 percent.

    Hourly details
  • 74|59°F
    Partly Sunny

    Day

    74°F

    Mostly cloudy in the morning then becoming partly sunny. Highs in the upper 70s. Northeast winds 10 to 15 mph.

    Night

    59°F

    Partly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.

    Hourly details
  • 80|62°F
    Partly Sunny

    Day

    80°F

    Partly sunny. Highs in the lower 80s.

    Night

    62°F

    Partly cloudy. A slight chance of thunderstorms in the evening. Lows around 60. Chance of rain 20 percent.

    Hourly details
  • 87|65°F
    Sunny

    Day

    87°F

    Mostly clear and breezy hot. Highs in the lower 90s. Lows in the upper 60s.

    Night

    65°F

    Mostly clear and breezy hot. Highs in the lower 90s. Lows in the upper 60s.

    Hourly details
  • 92|70°F
    Mostly Sunny

    Day

    92°F

    Mostly clear and breezy hot. Highs in the lower 90s. Lows in the upper 60s.

    Night

    70°F

    Mostly clear and breezy hot. Highs in the lower 90s. Lows in the upper 60s.

    Hourly details
  • 98|73°F
    Unknown

    Day

    98°F

    Mostly clear and breezy hot. Highs in the upper 90s. Lows around 70. Heat index values up to 100.

    Night

    73°F

    Mostly clear and breezy hot. Highs in the upper 90s. Lows around 70. Heat index values up to 100.

    Hourly details
  • 96|69°F
    Unknown

    Day

    96°F

    Mostly clear and breezy hot. Highs in the upper 90s. Lows around 70. Heat index values up to 100.

    Night

    69°F

    Clear with scattered thunderstorms. Chance of storms 50%. Low temperature around 69F. Dew point will be around 59F with an average humidity of 53%. Winds will be 7 mph from the E.

  • 90|65°F
    Sunny

    Day

    90°F

    Sunny with scattered thunderstorms. Chance of storms 35%. High temperature around 90F. Dew point will be around 61F with an average humidity of 54%. Winds will be 6 mph from the SE.

    Night

    65°F

    Clear with scattered thunderstorms. Chance of storms 35%. Low temperature around 65F. Dew point will be around 59F with an average humidity of 56%. Winds will be 9 mph from the E.

  • 89|65°F
    Sunny

    Day

    89°F

    Sunny. High temperature around 89F. Dew point will be around 60F with an average humidity of 56%. Winds will be 8 mph from the SE.

    Night

    65°F

    Clear. Low temperature around 65F. Dew point will be around 59F with an average humidity of 58%. Winds will be 7 mph from the SE.