Tatanka Lake Weather Forecast

    • 44
    • 67

    Mostly Sunny

    • 57
    • 78

    Partly Sunny

    • 44
    • 78

    Breezy

    • 32
    • 53

    Breezy

    • 30
    • 49

    Partly Sunny

    • 30
    • 48

    Partly Sunny

Today 21 Oct Corson

Sunny this Morning, then becoming partly sunny. Highs in the upper 60s. North Winds 5 to 10 Mph, becoming east this afternoon.

Tonight 21 Oct Corson

Mostly clear. Lows in the lower 40s. Southeast Winds 5 to 10 Mph with Gusts up to 25 Mph.

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Tatanka Lake Temperature Statistics

October Temperature

Mobridge, Mobridge Municipal Airport (46.6 miles)

  • Lowest 14 October, 2026

    31.6 °F

  • Average October

    54.1 °F

  • Highest 10 October, 2026

    87.7 °F

Climate (2021–2026)

Mobridge, Mobridge Municipal Airport (46.6 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    59.7 °F
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