Thunder Bay River State Forest Weather Forecast

    • 53
    • 73

    Becoming Sunny

    • 53
    • 78

    Sunny

    • 61
    • 84

    Mostly Sunny

    • 54
    • 78

    Rain Showers Likely

    • 56
    • 78

    Partly Sunny

    • 61
    • 82

    Partly Sunny

Today 2 Aug Alpena

Mostly cloudy early then clearing. A 30 percent chance of rain Showers early. Highs in the lower 70s. Northeast Winds 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 2 Aug Alpena

Clear. Lows in the lower 50s. Light Winds.

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Thunder Bay River State Forest Temperature Statistics

August Temperature

Alpena, Alpena County Regional Airport (1.2 miles)

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  • Average August

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Climate (2021–2026)

Alpena, Alpena County Regional Airport (1.2 miles)

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  • Average Low 2021–2026

    36.8 °F
  • Average 2021–2026

    46.6 °F
  • Average High 2021–2026

    56.3 °F
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