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

42°F

6°C

Humidity 60%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 31 Mar 09:30 PM MDT
Extended Forecast for

9 Miles W Cascade MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. South southwest wind around 7 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow between noon and 3pm, then a chance of rain. Mostly sunny, with a high near 52. South southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 52 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, mainly before midnight. Low around 36. East wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: Rain and snow, becoming all snow after noon. High near 38. Southeast wind 6 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 38 °F

    Rain/Snow
    then Snow

  • Thursday Night

    Thursday Night: Snow. Low around 27. North northwest wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 27 °F

    Snow

  • Friday

    Friday: A chance of snow before 3pm, then a slight chance of rain and snow. Partly sunny, with a high near 43. West southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 29. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52. South southwest wind 14 to 16 mph, with gusts as high as 25 mph.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. South southwest wind around 7 mph.
Wednesday
A slight chance of rain and snow between noon and 3pm, then a chance of rain. Mostly sunny, with a high near 52. South southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
Rain, mainly before midnight. Low around 36. East wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain and snow, becoming all snow after noon. High near 38. Southeast wind 6 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Thursday Night
Snow. Low around 27. North northwest wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday
A chance of snow before 3pm, then a slight chance of rain and snow. Partly sunny, with a high near 43. West southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly clear, with a low around 29. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 52. South southwest wind 14 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 61. Breezy.
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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:
4:22 pm MDT Mar 31, 2026
Forecast Valid:
9pm MDT Mar 31, 2026-6pm MDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation