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

67°F

19°C

Humidity 37%
Wind Speed NNE 9 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 21 Oct 01:16 PM MDT
Extended Forecast for

Cascade MTSimilar City Names

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. South southwest wind 5 to 8 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 74. South wind 3 to 7 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain. High near 50. Light west wind becoming north northwest 16 to 21 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 100%.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain and snow before 3am, then a slight chance of snow. Low around 28. Northwest wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 28 °F

    Rain/Snow
    then Slight
    Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 45. Light and variable wind.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Light and variable wind.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of snow before 3pm, then a slight chance of rain and snow. Partly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 73. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 45. South southwest wind 5 to 8 mph.
Thursday
Sunny, with a high near 74. South wind 3 to 7 mph.
Thursday Night
A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 44. Calm wind.
Friday
Rain. High near 50. Light west wind becoming north northwest 16 to 21 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 100%.
Friday Night
Rain and snow before 3am, then a slight chance of snow. Low around 28. Northwest wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 45. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 28. Light and variable wind.
Sunday
A slight chance of snow before 3pm, then a slight chance of rain and snow. Partly sunny, with a high near 42.
Sunday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 27.
Monday
A slight chance of snow. Partly sunny, with a high near 47.
Monday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29.
Tuesday
A chance of rain. Partly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cascade MTSimilar City Names
 47.27°N 111.7°W (Elev. 3412 ft)
Last Update:
12:31 pm MDT Oct 21, 2026
Forecast Valid:
1pm MDT Oct 21, 2026-6pm MDT Oct 27, 2026
 
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