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

55°F

13°C

Humidity 36%
Wind Speed S 16 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 13 Apr 12:45 PM MDT
Extended Forecast for

4 Miles WSW Cascade MT

  • This Afternoon

    This Afternoon: A 30 percent chance of rain after 4pm. Mostly sunny, with a high near 55. West southwest wind 18 to 20 mph, with gusts as high as 30 mph.

    High: 55 °F

    Chance Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 9pm. Partly cloudy, with a low around 37. Southwest wind 18 to 21 mph, with gusts as high as 31 mph.

    Low: 37 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 54. Breezy, with a southwest wind 20 to 29 mph, with gusts as high as 43 mph.

    High: 54 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. Breezy, with a southwest wind 16 to 25 mph, with gusts as high as 38 mph.

    Low: 40 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain after noon. Partly sunny, with a high near 56. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 38 mph.

    High: 56 °F

    Breezy.
    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain before 9pm, then rain, possibly mixed with snow between 9pm and midnight, then snow likely after midnight. Low around 30. West southwest wind 17 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow likely, mainly after noon. Mostly cloudy, with a high near 36. West wind 17 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow, mainly before midnight. Mostly cloudy, with a low around 21. Blustery, with a north wind 17 to 22 mph becoming west southwest 11 to 16 mph after midnight. Winds could gust as high as 29 mph.

    Low: 21 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: A chance of snow after noon. Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny
    then Chance
    Snow

Detailed Forecast

This Afternoon
A 30 percent chance of rain after 4pm. Mostly sunny, with a high near 55. West southwest wind 18 to 20 mph, with gusts as high as 30 mph.
Tonight
A 20 percent chance of rain before 9pm. Partly cloudy, with a low around 37. Southwest wind 18 to 21 mph, with gusts as high as 31 mph.
Tuesday
Sunny, with a high near 54. Breezy, with a southwest wind 20 to 29 mph, with gusts as high as 43 mph.
Tuesday Night
Mostly cloudy, with a low around 40. Breezy, with a southwest wind 16 to 25 mph, with gusts as high as 38 mph.
Wednesday
A 40 percent chance of rain after noon. Partly sunny, with a high near 56. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 38 mph.
Wednesday Night
Rain before 9pm, then rain, possibly mixed with snow between 9pm and midnight, then snow likely after midnight. Low around 30. West southwest wind 17 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 36. West wind 17 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 21. Blustery, with a north wind 17 to 22 mph becoming west southwest 11 to 16 mph after midnight. Winds could gust as high as 29 mph.
Friday
A chance of snow after noon. Mostly sunny, with a high near 43.
Friday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 26.
Saturday
Sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 61.
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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:
12:31 pm MDT Apr 13, 2026
Forecast Valid:
1pm MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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