Cook Middle Reservoir Weather Forecast

    • 60
    • 90

    Mostly Sunny

    • 59
    • 94

    Mostly Sunny

    • 61
    • 86

    Partly Sunny

    • 61
    • 92

    Chance Thunderstorms

    • 59
    • 92

    Chance Thunderstorms

    • 56
    • 86

    Chance Thunderstorms

    • 56
    • 86

    Chance Thunderstorms

Today 20 Aug Box Butte

Sunny, hot with Highs around 90. North Winds around 5 Mph.

Tonight 20 Aug Box Butte

Mostly clear in the Evening, then becoming partly cloudy. Lows around 60. East Winds 5 to 10 Mph, becoming southeast after midnight.

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Cook Middle Reservoir Temperature Statistics

August Temperature

Scottsbluff, Heilig Field (21.7 miles)

  • Lowest 5 August, 2026

    48.7 °F

  • Average August

    74.6 °F

  • Highest 2 August, 2026

    107.7 °F

Climate (2021–2026)

Scottsbluff, Heilig Field (21.7 miles)

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  • Average Low 2021–2026

    36.9 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    67.1 °F
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