Mitchell Lake Weather Forecast

    • 69
    • 93

    Slight Chance Thunderstorms

    • 68
    • 91

    Chance Thunderstorms

    • 69
    • 92

    Partly Sunny

    • 69
    • 91

    Slight Chance Thunderstorms

    • 68
    • 89

    Chance Thunderstorms

    • 67
    • 88

    Slight Chance Thunderstorms

Today 18 Sep Gregg

Partly cloudy. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Light and variable Winds, becoming southeast around 5 Mph in the afternoon. Chance of rain 20 percent.

Tonight 18 Sep Gregg

Partly cloudy. Lows in the upper 60s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mitchell Lake Temperature Statistics

September Temperature

Longview - East Texas Regional Airport (1.2 miles)

  • Lowest 9 September, 2025

    55.9 °F

  • Average September

    77.4 °F

  • Highest 4 September, 2025

    93 °F

Climate (2020–Present)

Longview - East Texas Regional Airport (1.2 miles)

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  • Average Low 2020–2025

    56.9 °F

  • Average 2020–2025

    67 °F

  • Average High 2020–2025

    78.3 °F
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