Long Lost Lake Weather Forecast

    • -16
    • 14

    Slight Chance Snow

    • -28
    • -6

    Cold

    • -29
    • -15

    Cold

    • -25
    • -6

    Cold

    • -18
    • -3

    Cold

    • -7
    • 9

    Cold

Today 21 Jan South Clearwater

Cloudy with a 30 percent chance of light snow. Highs 10 to 15. Temperature falling through the afternoon. Northwest Winds around 20 Mph.

Tonight 21 Jan South Clearwater

Mostly cloudy with a 20 percent chance of light snow. Lows 15 to 20 below. Northwest Winds 5 to 15 Mph and gusty.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Long Lost Lake Temperature Statistics

January Temperature

Mahnomen County Airport (24.2 miles)

  • Lowest 19 January, 2026

    -15.2 °F

  • Average January

    13.1 °F

  • Highest 7 January, 2026

    36.5 °F

Climate (2021–Present)

Mahnomen County Airport (24.2 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    41.9 °F

  • Average High 2021–2026

    51.3 °F
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