National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Boulder Hill I-15 MP 170.9 (MTBOU)

Lat: 46.3233°NLon: 112.06891°WElev: 5593.0ft.

NA

75°F

24°C

Humidity 16%
Wind Speed SW 9 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 25 May 02:30 PM MDT
Extended Forecast for

7 Miles E Boulder MT

  • Memorial Day

    Memorial Day: A 30 percent chance of showers and thunderstorms after 3pm. Sunny early, then becoming mostly cloudy, with a high near 73. South wind 10 to 13 mph, with gusts as high as 25 mph.

    High: 73 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. West southwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 70. East southeast wind 5 to 11 mph, with gusts as high as 23 mph.

    High: 70 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 50. Southeast wind 5 to 8 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 68. North northwest wind 5 to 9 mph becoming east northeast in the afternoon. Chance of precipitation is 60%.

    High: 68 °F

    Partly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 51. East wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain before midnight. Partly cloudy, with a low around 53. East southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 53 °F

    Chance Rain
    then Partly
    Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71.

    High: 71 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

Memorial Day
A 30 percent chance of showers and thunderstorms after 3pm. Sunny early, then becoming mostly cloudy, with a high near 73. South wind 10 to 13 mph, with gusts as high as 25 mph.
Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. West southwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 50%.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 70. East southeast wind 5 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 50. Southeast wind 5 to 8 mph becoming light and variable. Winds could gust as high as 20 mph.
Wednesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 68. North northwest wind 5 to 9 mph becoming east northeast in the afternoon. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 51. East wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 73. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
A chance of rain before midnight. Partly cloudy, with a low around 53. East southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71.
Friday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 49.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 60.
Saturday Night
A chance of rain and thunderstorms. Partly cloudy, with a low around 44.
Sunday
A chance of rain and thunderstorms. Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Boulder MT
 46.25°N 111.95°W (Elev. 6411 ft)
Last Update:
12:56 pm MDT May 25, 2026
Forecast Valid:
2pm MDT May 25, 2026-6pm MDT May 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation