Cook Middle Reservoir Weather Forecast

    • 61
    • 88

    Chance Thunderstorms

    • 57
    • 81

    Rain Showers Likely

    • 56
    • 83

    Rain Showers Likely

    • 58
    • 89

    Mostly Sunny

    • 55
    • 90

    Chance Thunderstorms

    • 53
    • 82

    Chance Thunderstorms

    • 56
    • 84

    Slight Chance Thunderstorms

Today 14 Aug Box Butte

Sunny. Much warmer with Highs in the upper 80s. West Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 14 Aug Box Butte

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Lows around 60. Southwest Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cook Middle Reservoir Temperature Statistics

August Temperature

Scottsbluff, Heilig Field (21.7 miles)

  • Lowest 5 August, 2026

    48.7 °F

  • Average August

    75.5 °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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