Cook Middle Reservoir Weather Forecast

    • 65
    • 90

    Slight Chance Thunderstorms

    • 59
    • 85

    Rain Showers Likely

    • 59
    • 85

    Chance Thunderstorms

    • 65
    • 94

    Mostly Sunny

    • 68
    • 100

    Hot

    • 66
    • 99

    Chance Thunderstorms

Today 21 Jul Box Butte

Patchy smoke in the morning. Mostly sunny. Not as hot with Highs around 90. East Winds 10 to 15 Mph.

Tonight 21 Jul Box Butte

Partly cloudy with a slight chance of Showers and Thunderstorms. Patchy smoke. Some Thunderstorms may produce heavy rainfall. Lows in the mid 60s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cook Middle Reservoir Temperature Statistics

July Temperature

Scottsbluff, Heilig Field (21.7 miles)

  • Lowest 1 July, 2026

    53.7 °F

  • Average July

    78.4 °F

  • Highest 19 July, 2026

    102 °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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