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 62%
Wind Speed S 8 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 12 Apr 03:00 AM MDT
Extended Forecast for

9 Miles W Cascade MT

  • Overnight

    Overnight: Partly cloudy, with a low around 39. Southwest wind 10 to 13 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 52. Southwest wind 9 to 13 mph becoming northeast in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

    High: 52 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Rain before 4am, then rain and snow. Some thunder is also possible. Low around 38. Northeast wind 9 to 14 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 38 °F

    Showers then
    Rain/Snow

  • Monday

    Monday: Rain and snow, becoming all rain after 3pm. High near 51. West southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 37. South southwest wind 18 to 20 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. Breezy, with a south southwest wind 18 to 28 mph, with gusts as high as 39 mph.

    High: 52 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. Breezy, with a southwest wind 21 to 26 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 38 mph.

    Low: 40 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow, mainly after noon. Mostly cloudy, with a high near 51. Breezy, with a west southwest wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 51 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 27. Breezy.

    Low: 27 °F

    Rain/Snow
    Likely and
    Breezy then
    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. Southwest wind 10 to 13 mph.
Sunday
A chance of rain between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 52. Southwest wind 9 to 13 mph becoming northeast in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Sunday Night
Rain before 4am, then rain and snow. Some thunder is also possible. Low around 38. Northeast wind 9 to 14 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Rain and snow, becoming all rain after 3pm. High near 51. West southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 37. South southwest wind 18 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 52. Breezy, with a south southwest wind 18 to 28 mph, with gusts as high as 39 mph.
Tuesday Night
Mostly cloudy, with a low around 40. Breezy, with a southwest wind 21 to 26 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 38 mph.
Wednesday
Rain likely, possibly mixed with snow, mainly after noon. Mostly cloudy, with a high near 51. Breezy, with a west southwest wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 27. Breezy.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 36. Breezy.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 23.
Friday
A slight chance of snow. Mostly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Cascade MT
 47.27°N 111.89°W (Elev. 4797 ft)
Last Update:
12:32 am MDT Apr 12, 2026
Forecast Valid:
3am MDT Apr 12, 2026-6pm MDT Apr 18, 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