Lake Isom National Wildlife Refuge Weather Forecast

    • 77
    • 93

    Becoming Sunny

    • 76
    • 97

    Chance Thunderstorms

    • 67
    • 88

    Mostly Sunny

    • 68
    • 84

    Partly Sunny

    • 70
    • 86

    Chance Thunderstorms

    • 71
    • 88

    Slight Chance Thunderstorms

Today 20 Jul Lake

Mostly sunny. Humid with Highs in the lower 90s. West Winds around 5 Mph. Heat index Values up to 108.

Tonight 20 Jul Lake

Partly cloudy in the Evening, then clearing. Humid with Lows in the upper 70s. Light and variable Winds, becoming south around 5 Mph after midnight. Heat index Values up to 106 early in the evening.

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Lake Isom National Wildlife Refuge Temperature Statistics

July Temperature

Dyersburg, Dyersburg Municipal Airport (21.1 miles)

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Climate (2021–2026)

Dyersburg, Dyersburg Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    53.2 °F

  • Average 2021–2026

    63.1 °F

  • Average High 2021–2026

    73 °F
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