National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Hazardous Weather Conditions

Current conditions at

Yellowstone Club - Base Area (YCBAS)

Lat: 45.23924°NLon: 111.41476°WElev: 7200.0ft.

NA

12°F

-11°C

Humidity 94%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Wind Chill5°F (-15°C)
Last update 18 Feb 06:00 PM MST
Extended Forecast for

Big Sky MT

Winter Weather Advisory February 18, 06:58pm until February 18, 11:00pm
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory February 18, 06:58pm until February 18, 11:00pm

    NOW until 11:00pm Wed

    Winter Weather Advisory

  • Tonight

    Low: 3 °F

    Snow Likely
    then Chance
    Snow

  • Thursday

    Thursday: A 40 percent chance of snow after 1pm. Partly sunny, with a high near 24. Light south southwest wind. Little or no snow accumulation expected.

    High: 24 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 2. Calm wind.

    Low: 2 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of snow after 11am. Mostly sunny, with a high near 26. Calm wind. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 5. Calm wind.

    Low: 5 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 34. Light south southwest wind.

    High: 34 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 10. Calm wind.

    Low: 10 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41. Light south wind.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Tonight
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 3. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Thursday
A 40 percent chance of snow after 1pm. Partly sunny, with a high near 24. Light south southwest wind. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 2. Calm wind.
Friday
A 30 percent chance of snow after 11am. Mostly sunny, with a high near 26. Calm wind. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 5. Calm wind.
Saturday
Sunny, with a high near 34. Light south southwest wind.
Saturday Night
Partly cloudy, with a low around 10. Calm wind.
Sunday
Mostly sunny, with a high near 41. Light south wind.
Sunday Night
Mostly clear, with a low around 21.
Monday
A slight chance of snow after 11am. Mostly sunny, with a high near 44.
Monday Night
A chance of snow. Mostly cloudy, with a low around 25.
Tuesday
Snow likely. Mostly cloudy, with a high near 40.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 18.
Wednesday
A chance of snow. Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Sky MT
 45.28°N 111.32°W (Elev. 6752 ft)
Last Update:
5:12 pm MST Feb 18, 2026
Forecast Valid:
6pm MST Feb 18, 2026-6pm MST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation