Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Boulder Hill I-15 MP 170.9 (MTBOU)

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

unknown precip

47°F

8°C

Humidity 63%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 17 Sep 03:30 AM MDT
Extended Forecast for

8 Miles ENE Boulder MT

  • Overnight

    Overnight: Partly cloudy, with a low around 44. Light east southeast wind.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 69. South southeast wind 3 to 8 mph.

    High: 69 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm.  Partly cloudy, with a low around 49. South southeast wind 5 to 7 mph becoming northwest after midnight.  Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm.  High near 64. Light and variable wind becoming northeast around 6 mph in the afternoon.  Chance of precipitation is 80%.

    High: 64 °F

    Slight Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before midnight, then rain after midnight.  Low around 48. Northwest wind 5 to 7 mph.  Chance of precipitation is 100%.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: Rain before noon, then showers likely and possibly a thunderstorm after noon.  High near 57. North northwest wind 5 to 7 mph.  Chance of precipitation is 90%.

    High: 57 °F

    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 44. Light and variable wind becoming west around 5 mph after midnight.

    Low: 44 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64. Southwest wind around 5 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 44. Light east southeast wind.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 69. South southeast wind 3 to 8 mph.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 49. South southeast wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 64. Light and variable wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before midnight, then rain after midnight. Low around 48. Northwest wind 5 to 7 mph. Chance of precipitation is 100%.
Saturday
Rain before noon, then showers likely and possibly a thunderstorm after noon. High near 57. North northwest wind 5 to 7 mph. Chance of precipitation is 90%.
Saturday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 44. Light and variable wind becoming west around 5 mph after midnight.
Sunday
Sunny, with a high near 64. Southwest wind around 5 mph.
Sunday Night
Clear, with a low around 46.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ENE Boulder MT
 46.27°N 111.96°W (Elev. 6378 ft)
12:31 am MDT Sep 17, 2026
3am MDT Sep 17, 2026-6pm MDT Sep 23, 2026
 
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Additional Resources

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