Alley Bluff Tennessee Valley Authority Wild Area Weather Forecast

    • 70
    • 94

    Chance Thunderstorms

    • 69
    • 91

    Chance Thunderstorms

    • 69
    • 93

    Mostly Sunny

    • 69
    • 93

    Mostly Sunny

    • 70
    • 94

    Mostly Sunny

    • 69
    • 94

    Slight Chance Thunderstorms

Today 11 Sep Decatur

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the mid 90s. Temperature falling into the mid 80s in the afternoon. South Winds around 5 Mph. Chance of rain 50 percent.

Tonight 11 Sep Decatur

Partly cloudy. Near steady temperature in the lower 70s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alley Bluff Tennessee Valley Authority Wild Area Temperature Statistics

September Temperature

Lexington-Parsons Beech River Regional Airport (8.7 miles)

  • Lowest 7 September, 2026

    68 °F

  • Average September

    82.6 °F

  • Highest 3 September, 2026

    100.4 °F

Climate (2021–2026)

Lexington-Parsons Beech River Regional Airport (8.7 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    61.2 °F

  • Average High 2021–2026

    72.7 °F
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