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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Yellowstone Club - Base Area (YCBAS)

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

NA

47°F

8°C

Humidity 35%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 18 Mar 03:00 AM MDT
Extended Forecast for

Big Sky MT

  • Today

    Today: Sunny, with a high near 62. West southwest wind 5 to 11 mph, with gusts as high as 32 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. South wind 3 to 6 mph. Winds could gust as high as 21 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain after noon. Partly sunny, with a high near 63. South southwest wind 6 to 8 mph, with gusts as high as 25 mph.

    High: 63 °F

    Mostly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A slight chance of rain, mixing with snow after 9pm, then gradually ending. Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 62. West southwest wind 5 to 11 mph, with gusts as high as 32 mph.
Tonight
Partly cloudy, with a low around 39. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 65. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 41. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Friday
Mostly sunny, with a high near 66. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Partly cloudy, with a low around 43. South wind 3 to 6 mph. Winds could gust as high as 21 mph.
Saturday
A 30 percent chance of rain after noon. Partly sunny, with a high near 63. South southwest wind 6 to 8 mph, with gusts as high as 25 mph.
Saturday Night
A slight chance of rain, mixing with snow after 9pm, then gradually ending. Mostly cloudy, with a low around 30. Calm wind.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 57.
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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:
1:27 am MDT Mar 18, 2026
Forecast Valid:
4am MDT Mar 18, 2026-6pm MDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation