Gregg Lake Weather Forecast

    • 58
    • 74

    Severe Tstms

    • 56
    • 79

    Chance Thunderstorms

    • 58
    • 84

    Slight Chance Thunderstorms

    • 59
    • 93

    Mostly Sunny

    • 57
    • 91

    Chance Rain Showers

    • 56
    • 84

    Chance Thunderstorms

Today 24 Jun Box Butte

Mostly cloudy with a chance of Showers and Thunderstorms. Some Thunderstorms may produce damaging Winds, large Hail, and heavy rainfall. Near steady temperature in the lower 70s. Southeast Winds around 15 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

Tonight 24 Jun Box Butte

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a slight chance of Showers after midnight. Some Thunderstorms may be severe with damaging Winds, large Hail, and heavy rainfall. Lows in the upper 50s. Southeast Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gregg Lake Temperature Statistics

June Temperature

Chadron, Chadron Municipal Airport (29.2 miles)

  • Lowest 7 June, 2025

    42.1 °F

  • Average June

    66.6 °F

  • Highest 20 June, 2025

    102 °F

Climate (2020–Present)

Chadron, Chadron Municipal Airport (29.2 miles)

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  • Average Low 2020–2025

    35.3 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    63.6 °F
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