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

54°F

12°C

Humidity 47%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 18 Oct 06:45 PM MDT
Extended Forecast for

Cascade MT

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Calm wind becoming south southwest around 5 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. Light south wind becoming south southwest 5 to 9 mph in the morning.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. Light and variable wind.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Light and variable wind.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. South southwest wind 3 to 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. South southwest wind 6 to 8 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Calm wind becoming south southwest around 5 mph.
Monday
Mostly sunny, with a high near 72. Light south wind becoming south southwest 5 to 9 mph in the morning.
Monday Night
Mostly cloudy, with a low around 41. Light and variable wind.
Tuesday
Mostly sunny, with a high near 57. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 38. Light and variable wind.
Wednesday
Sunny, with a high near 70. Calm wind becoming south southwest 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 45. South southwest wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 72. South southwest wind 6 to 8 mph.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 47.
Friday
Rain likely. Mostly cloudy, with a high near 51.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 32.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cascade MT
 47.27°N 111.7°W (Elev. 3412 ft)
Last Update:
12:31 pm MDT Oct 18, 2026
Forecast Valid:
7pm MDT Oct 18, 2026-6pm MDT Oct 25, 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