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 60%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 12 Apr 02:45 AM MDT
Extended Forecast for

4 Miles WSW Cascade MT

  • Overnight

    Overnight: Partly cloudy, with a low around 40. Southwest wind around 10 mph.

    Low: 40 °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 54. Southwest wind 8 to 11 mph becoming northeast in the afternoon. Chance of precipitation is 50%.

    High: 54 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Rain and possibly a thunderstorm before 4am, then rain likely. Low around 39. North northeast wind 7 to 13 mph becoming west southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Monday

    Monday: Rain likely, possibly mixed with snow before noon, then rain. High near 54. West southwest wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 54 °F

    Rain/Snow
    Likely then
    Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 39. Southwest wind 17 to 20 mph, with gusts as high as 29 mph.

    Low: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. Breezy, with a south southwest wind 18 to 28 mph, with gusts as high as 40 mph.

    High: 54 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. Breezy, with a southwest wind 21 to 26 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.

    Low: 41 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Rain and snow likely, becoming all rain after 3pm. Mostly cloudy, with a high near 53. Breezy, with a southwest wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 53 °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 29. Breezy.

    Low: 29 °F

    Rain/Snow
    Likely and
    Breezy then
    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 40. Southwest wind around 10 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 54. Southwest wind 8 to 11 mph becoming northeast in the afternoon. Chance of precipitation is 50%.
Sunday Night
Rain and possibly a thunderstorm before 4am, then rain likely. Low around 39. North northeast wind 7 to 13 mph becoming west southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain likely, possibly mixed with snow before noon, then rain. High near 54. West southwest wind 8 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 39. Southwest wind 17 to 20 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 54. Breezy, with a south southwest wind 18 to 28 mph, with gusts as high as 40 mph.
Tuesday Night
Mostly cloudy, with a low around 41. Breezy, with a southwest wind 21 to 26 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.
Wednesday
Rain and snow likely, becoming all rain after 3pm. Mostly cloudy, with a high near 53. Breezy, with a southwest wind 15 to 20 mph increasing to 21 to 26 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 29. Breezy.
Thursday
Snow likely. Mostly cloudy, with a high near 37. 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 45.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Cascade MT
 47.24°N 111.79°W (Elev. 4747 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation