Plains Airport Weather Forecast

    • 27
    • 43

    Partly Sunny

    • 24
    • 44

    Partly Sunny

    • 23
    • 44

    Mostly Sunny

    • 26
    • 45

    Mostly Cloudy

    • 29
    • 44

    Mostly Cloudy

    • 28
    • 42

    Chance Snow

    • 23
    • 41

    Slight Chance Rain/Snow

Today 9 Feb Lower Clark Fork Region

Rain and snow likely early in the Morning, then Areas of rain and snow in the late morning and afternoon. Chance of precipitation 90 percent. Snow level 3000 feet. Snow Accumulations of 1 to 2 Inches. Highs in the mid 30s to lower 40s. Southwest Winds 15 to 20 Mph.

Tonight 9 Feb Lower Clark Fork Region

Mostly cloudy until early morning then becoming partly cloudy. Patchy fog after midnight. Lows in the 20s. South Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plains Airport Temperature Statistics

February Temperature

Mullan Pass, Mullan Pass Vor (35.4 miles)

  • Lowest 2 February, 2026

    27 °F

  • Average February

    37.1 °F

  • Highest 5 February, 2026

    53.1 °F

Climate (2021–Present)

Mullan Pass, Mullan Pass Vor (35.4 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    39.9 °F

  • Average High 2021–2026

    46.3 °F
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