South Altamaha River - Interstate 95 Bridge Weather Forecast

    • 73
    • 96

    Chance Thunderstorms

    • 73
    • 94

    Thunderstorms Likely

    • 74
    • 97

    Hot

    • 74
    • 97

    Hot

    • 73
    • 95

    Chance Thunderstorms

    • 73
    • 95

    Chance Thunderstorms

Today 21 Aug Coastal McIntosh

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. Heat index Values up to 109. Southwest Winds around 5 Mph, increasing to south 10 to 15 Mph this afternoon. Chance of rain 20 percent.

Tonight 21 Aug Coastal McIntosh

Partly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows in the mid 70s. South Winds 10 to 15 Mph, becoming southwest around 5 Mph after midnight. Chance of rain 40 percent.

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  • Temperature Real-Time

South Altamaha River - Interstate 95 Bridge Temperature Statistics

August Temperature

Brunswick / Glynco (5.6 miles)

  • Lowest 14 August, 2026

    72.1 °F

  • Average August

    82.5 °F

  • Highest 16 August, 2026

    100.9 °F

Climate (2021–2026)

Brunswick / Glynco (5.6 miles)

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  • Average Low 2021–2026

    57.8 °F

  • Average 2021–2026

    67.7 °F

  • Average High 2021–2026

    78.8 °F
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