Cook Middle Reservoir Weather Forecast

    • 57
    • 92

    Chance Thunderstorms

    • 57
    • 88

    Mostly Sunny

    • 54
    • 85

    Mostly Sunny

    • 55
    • 85

    Chance Rain Showers

    • 58
    • 88

    Slight Chance Thunderstorms

    • 61
    • 92

    Mostly Sunny

Today 27 Jun Box Butte

Mostly sunny. Isolated Showers and Thunderstorms this afternoon. Some Thunderstorms may produce damaging Winds and small hail this afternoon. Breezy, hot with Highs in the lower 90s. South Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of rain 20 percent.

Tonight 27 Jun Box Butte

Partly cloudy with isolated Showers and Thunderstorms in the Evening, then mostly clear after midnight. Some Thunderstorms may be severe with damaging Winds and small hail. Breezy with Lows in the upper 50s. Southeast Winds 20 to 25 Mph with Gusts up to 35 Mph, becoming west 10 to 15 Mph after midnight. Chance of rain 20 percent.

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Cook Middle Reservoir Temperature Statistics

June Temperature

Scottsbluff, Heilig Field (21.7 miles)

  • Lowest 15 June, 2026

    40.6 °F

  • Average June

    68.9 °F

  • Highest 6 June, 2026

    99.6 °F

Climate (2021–2026)

Scottsbluff, Heilig Field (21.7 miles)

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  • Average Low 2021–2026

    36.9 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    67.1 °F
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