Cook Middle Reservoir Weather Forecast

    • 59
    • 86

    Severe Tstms

    • 60
    • 87

    Mostly Sunny

    • 63
    • 95

    Slight Chance Thunderstorms

    • 61
    • 96

    Chance Rain Showers

    • 56
    • 89

    Slight Chance Thunderstorms

    • 57
    • 86

    Chance Thunderstorms

    • 59
    • 89

    Chance Thunderstorms

Today 26 Aug Box Butte

Sunny, hot. Near steady temperature in the mid 80s. Southeast Winds 5 to 10 Mph.

Tonight 26 Aug Box Butte

Partly cloudy in the Evening, then clearing. Lows around 60. South Winds 5 to 10 Mph.

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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

    75.3 °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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