7-Day Forecast 45.28°N 111.32°W (Text-Only)
NWS Forecast for: Big Sky MT
Issued by: National Weather Service Great Falls, MT
Last Update: 9:10 am MST Jan 24, 2025
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  • Today

    Today: Snow.  Patchy fog before 11am. High near -5. Calm wind.  Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 centimeters possible.

    High: -5 °C

    Snow and
    Patchy Fog

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around -18. Calm wind.  New snow accumulation of less than a half centimeter possible.

    Low: -18 °C

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near -8. Wind chill values as low as -20. Calm wind.

    High: -8 °C

    Mostly Sunny


  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around -22. Calm wind.

    Low: -22 °C

    Mostly Clear


  • Sunday

    Sunday: Sunny, with a high near -2. Calm wind.

    High: -2 °C

    Sunny


  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around -13. Calm wind.

    Low: -13 °C

    Mostly Clear


  • Monday

    Monday: Sunny, with a high near 3. Calm wind.

    High: 3 °C

    Sunny


  • Monday
    Night

    Monday Night: Mostly clear, with a low around -9. Calm wind.

    Low: -9 °C

    Mostly Clear


  • Tuesday

    Tuesday: Sunny, with a high near 5.

    High: 5 °C

    Sunny




  • Today: Snow. Patchy fog before 11am. High near -5. Calm wind. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 centimeters possible.

    Tonight: A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around -18. Calm wind. New snow accumulation of less than a half centimeter possible.

    Saturday: Mostly sunny, with a high near -8. Wind chill values as low as -20. Calm wind.

    Saturday Night: Mostly clear, with a low around -22. Calm wind.

    Sunday: Sunny, with a high near -2. Calm wind.

    Sunday Night: Mostly clear, with a low around -13. Calm wind.

    Monday: Sunny, with a high near 3. Calm wind.

    Monday Night: Mostly clear, with a low around -9. Calm wind.

    Tuesday: Sunny, with a high near 5.

    Tuesday Night: Mostly clear, with a low around -9.

    Wednesday: Sunny, with a high near 4.

    Wednesday Night: Mostly clear, with a low around -8.

    Thursday: Sunny, with a high near 5.



    Big Sky MT
     45.28°N 111.32°W (Elev. 6752 m)

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