Lake By-Heck Weather Forecast

    • 74
    • 89

    Mostly Cloudy

    • 68
    • 89

    Rain Showers

    • 66
    • 82

    Rain Showers

    • 66
    • 80

    Rain Showers Likely

    • 65
    • 80

    Rain Showers Likely

    • 66
    • 82

    Chance Thunderstorms

Today 18 May Marion

Mostly cloudy. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the upper 80s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 18 May Marion

Mostly cloudy with a 30 percent chance of Showers. Near steady temperature in the mid 70s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake By-Heck Temperature Statistics

May Temperature

Marshall (18.6 miles)

  • Lowest 4 May, 2026

    50.5 °F

  • Average May

    67.9 °F

  • Highest 15 May, 2026

    90 °F

Climate (2021–Present)

Marshall (18.6 miles)

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  • Average Low 2021–2026

    55.8 °F

  • Average 2021–2026

    66.1 °F

  • Average High 2021–2026

    77.9 °F
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