Flat Lake Weather Forecast

    • 57
    • 80

    Increasing Clouds

    • 56
    • 83

    Partly Sunny

    • 52
    • 78

    Chance Rain Showers

    • 56
    • 79

    Chance Thunderstorms

    • 59
    • 85

    Mostly Sunny

    • 57
    • 85

    Partly Sunny

Today 16 Aug Campbell

Mostly sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 16 Aug Campbell

Partly cloudy. A slight chance of Thunderstorms after midnight. Lows in the upper 50s. East Winds around 5 Mph, becoming south after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Flat Lake Temperature Statistics

August Temperature

Mobridge, Mobridge Municipal Airport (31.1 miles)

  • Lowest 4 August, 2026

    51.7 °F

  • Average August

    72.3 °F

  • Highest 2 August, 2026

    96.7 °F

Climate (2021–2026)

Mobridge, Mobridge Municipal Airport (31.1 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    59.8 °F
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