Gregg Lake Weather Forecast

    • 6
    • 51

    Snow

    • -5
    • 18

    Snow Likely

    • 5
    • 29

    Chance Snow

    • 6
    • 35

    Mostly Sunny

    • 13
    • 37

    Partly Sunny

    • 27
    • 51

    Partly Sunny

Today 18 Feb Box Butte

Mostly sunny. Scattered rain and snow Showers this afternoon. Little or no snow accumulation. Highs in the lower 50s. Southwest Winds 5 to 10 Mph, becoming south 10 to 15 Mph this afternoon. Chance of precipitation 50 percent.

Tonight 18 Feb Box Butte

Snow likely with scattered rain Showers in the Evening, then snow likely after midnight. Patchy blowing snow. Snow may be heavy at Times in the evening. Snow accumulation of 1 to 3 Inches. Brisk, Colder with Lows around 9 above. Northeast Winds 15 to 25 Mph, becoming north after midnight. Chance of precipitation 70 percent. Wind chill Values as low as 6 below after midnight.

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Gregg Lake Temperature Statistics

February Temperature

Chadron, Chadron Municipal Airport (29.2 miles)

  • Lowest 11 February, 2026

    17.1 °F

  • Average February

    41.1 °F

  • Highest 5 February, 2026

    68 °F

Climate (2021–Present)

Chadron, Chadron Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    64.1 °F
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