Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Yellowstone Club - Base Area (YCBAS)

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

NA

55°F

13°C

Humidity 34%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 21 Mar 02:00 PM MDT
Extended Forecast for

Big Sky MT

  • This Afternoon

    This Afternoon: A 20 percent chance of rain after 3pm.  Mostly cloudy, with a high near 64. West southwest wind 10 to 16 mph, with gusts as high as 31 mph.

    High: 64 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 7pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 30. West northwest wind 8 to 13 mph becoming light and variable  in the evening.

    Low: 30 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59. Light south wind.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon.  Mostly cloudy, with a high near 60. Calm wind becoming south southwest around 6 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 60 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight.  Mostly cloudy, with a low around 43. South southwest wind 3 to 6 mph. Winds could gust as high as 18 mph.

    Low: 43 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly after noon.  Partly sunny, with a high near 60.

    High: 60 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain after 3pm. Mostly cloudy, with a high near 64. West southwest wind 10 to 16 mph, with gusts as high as 31 mph.
Tonight
A 20 percent chance of rain before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 30. West northwest wind 8 to 13 mph becoming light and variable in the evening.
Sunday
Sunny, with a high near 53. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 32. Calm wind.
Monday
Mostly sunny, with a high near 59. Light south wind.
Monday Night
Mostly cloudy, with a low around 38. Calm wind.
Tuesday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 60. Calm wind becoming south southwest around 6 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 43. South southwest wind 3 to 6 mph. Winds could gust as high as 18 mph.
Wednesday
A chance of rain, mainly after noon. Partly sunny, with a high near 60.
Wednesday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 32.
Thursday
A slight chance of snow. Mostly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Big Sky MT
 45.28°N 111.32°W (Elev. 6752 ft)
1:11 pm MDT Mar 21, 2026
2pm MDT Mar 21, 2026-6pm MDT Mar 27, 2026
 
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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