Great Falls Lake Weather Forecast

    • 71
    • 87

    Thunderstorms Likely

    • 72
    • 88

    Rain Showers Likely

    • 71
    • 87

    Rain Showers Likely

    • 73
    • 89

    Slight Chance Thunderstorms

    • 73
    • 91

    Chance Thunderstorms

    • 65
    • 87

    Slight Chance Thunderstorms

Today 17 Jul Warren

Partly sunny. Areas of fog this morning. A slight chance of Showers and Thunderstorms this Morning, then Showers and Thunderstorms likely this afternoon. Highs in the mid 80s. West Winds around 5 Mph. Chance of rain 70 percent.

Tonight 17 Jul Warren

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy with a slight chance of Showers and Thunderstorms after midnight. Patchy fog in the Evening, then Areas of fog after midnight. Lows in the lower 70s. Light and variable Winds. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Falls Lake Temperature Statistics

July Temperature

McMinnville Warren County Memorial Airport (13.7 miles)

  • Lowest 14 July, 2026

    68 °F

  • Average July

    77.8 °F

  • Highest 1 July, 2026

    95 °F

Climate (2021–2026)

McMinnville Warren County Memorial Airport (13.7 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    59.5 °F

  • Average High 2021–2026

    70.6 °F
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