Big Arm State Park Weather Forecast

    • 36
    • 42

    Chance Rain/Snow

    • 34
    • 49

    Rain/Snow Likely

    • 22
    • 40

    Snow Likely

    • 16
    • 27

    Chance Snow

    • 19
    • 31

    Chance Snow

    • 20
    • 35

    Chance Snow

    • 24
    • 37

    Slight Chance Snow

Today 15 Feb Flathead/Mission Valleys

Rain likely through the day. Snow likely in the Morning, then Areas of snow in the afternoon. Patchy fog in the morning. Chance of precipitation 80 percent. Little or no new snow accumulation. Highs in the upper 30s to mid 40s.

Tonight 15 Feb Flathead/Mission Valleys

Mostly cloudy with Areas of rain. Areas of snow in the late evening and overnight. Chance of precipitation 50 percent. Lows in the upper 20s to mid 30s. South Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Arm State Park Temperature Statistics

February Temperature

Kalispell, Glacier Park International Airport (33.6 miles)

  • Lowest 11 February, 2026

    17.1 °F

  • Average February

    35.1 °F

  • Highest 5 February, 2026

    54.6 °F

Climate (2021–Present)

Kalispell, Glacier Park International Airport (33.6 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    57.1 °F
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