Island Weather Forecast

    • 78
    • 97

    Slight Chance Thunderstorms

    • 77
    • 101

    Hot

    • 76
    • 103

    Hot

    • 78
    • 103

    Hot

    • 77
    • 100

    Hot

    • 76
    • 99

    Hot

Today 25 Jul North and Central Sebastian

Sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 112.

Tonight 25 Jul North and Central Sebastian

Partly cloudy. Lows in the upper 70s. South Winds around 5 Mph.

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Island Temperature Statistics

July Temperature

Fort Smith Regional Airport (14.3 miles)

  • Lowest 5 July, 2026

    70.6 °F

  • Average July

    85.5 °F

  • Highest 21 July, 2026

    104.6 °F

Climate (2021–2026)

Fort Smith Regional Airport (14.3 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    76.3 °F
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