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

Gary Cooper Bridge I-15 MP 242 (MTYEP)

Lat: 47.13948°NLon: 111.85908°WElev: 3427.0ft.

NA

50°F

10°C

Humidity 36%
Wind Speed NNE 20 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 14 Apr 10:45 PM MDT
Extended Forecast for

4 Miles WSW Cascade MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Southwest wind around 18 mph, with gusts as high as 29 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 3pm. Partly sunny, with a high near 56. Breezy, with a southwest wind 17 to 26 mph, with gusts as high as 39 mph.

    High: 56 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 9pm, then snow showers. Low around 27. West northwest wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers likely. Patchy blowing snow between 8am and noon. Mostly cloudy, with a high near 34. North northwest wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 34 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 19. North northwest wind 8 to 14 mph becoming southwest after midnight. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow likely, mainly after noon. Partly sunny, with a high near 42. Southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Slight Chance
    Snow then
    Snow Likely

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27. North wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 27 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 54. South southwest wind 13 to 20 mph, with gusts as high as 28 mph.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Southwest wind around 18 mph, with gusts as high as 29 mph.
Wednesday
A 50 percent chance of showers, mainly after 3pm. Partly sunny, with a high near 56. Breezy, with a southwest wind 17 to 26 mph, with gusts as high as 39 mph.
Wednesday Night
Rain showers before 9pm, then snow showers. Low around 27. West northwest wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Snow showers likely. Patchy blowing snow between 8am and noon. Mostly cloudy, with a high near 34. North northwest wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 19. North northwest wind 8 to 14 mph becoming southwest after midnight. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after noon. Partly sunny, with a high near 42. Southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27. North wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 54. South southwest wind 13 to 20 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 40.
Monday
A slight chance of rain. Partly sunny, with a high near 67.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Tuesday
A chance of rain. Partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Cascade MT
 47.24°N 111.79°W (Elev. 4747 ft)
Last Update:
9:32 pm MDT Apr 14, 2026
Forecast Valid:
11pm MDT Apr 14, 2026-6pm MDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation