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

44°F

7°C

Humidity 62%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 21 Apr 02:30 AM MDT
Extended Forecast for

9 Miles WSW Cascade MT

  • Overnight

    Overnight: Partly cloudy, with a low around 45. Southwest wind around 11 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. South wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. South wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly after 3pm. High near 60. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.

    High: 60 °F

    Sunny then
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain showers before 9pm, then rain, possibly mixed with snow between 9pm and midnight, then snow after midnight. Some thunder is also possible. Low around 26. Blustery, with a west wind around 26 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Blustery.
    Rain/Snow
    then Snow

  • Thursday

    Thursday: Snow. High near 32. Breezy, with a north northwest wind 23 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 24. Blustery, with a north northwest wind 16 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Snow Likely
    and Blustery

  • Friday

    Friday: Snow likely, mainly before noon. Mostly cloudy, with a high near 30. North northwest wind 16 to 20 mph, with gusts as high as 29 mph.

    High: 30 °F

    Snow Likely

  • Friday Night

    Friday Night: A slight chance of snow before midnight. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 45. Southwest wind around 11 mph.
Tuesday
Mostly sunny, with a high near 70. South wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 48. South wind 11 to 14 mph, with gusts as high as 21 mph.
Wednesday
Showers and possibly a thunderstorm, mainly after 3pm. High near 60. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.
Wednesday Night
Rain showers before 9pm, then rain, possibly mixed with snow between 9pm and midnight, then snow after midnight. Some thunder is also possible. Low around 26. Blustery, with a west wind around 26 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow. High near 32. Breezy, with a north northwest wind 23 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 24. Blustery, with a north northwest wind 16 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 30. North northwest wind 16 to 20 mph, with gusts as high as 29 mph.
Friday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 22.
Saturday
A slight chance of snow after noon. Partly sunny, with a high near 33.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 22.
Sunday
A slight chance of snow. Mostly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
A slight chance of snow. Mostly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Cascade MT
 47.23°N 111.88°W (Elev. 5600 ft)
Last Update:
12:31 am MDT Apr 21, 2026
Forecast Valid:
2am MDT Apr 21, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation