Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

MAIN BOULDER (MBRM8)

Lat: 45.45813°NLon: 110.19768°WElev: 5405.0ft.

NA

75°F

24°C

Humidity 32%
Wind Speed NW 6 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 25 Aug 01:39 PM MDT
Extended Forecast for

9 Miles N Cooke City MT

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 58. West wind 6 to 9 mph becoming north.  Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 43. South southwest wind 5 to 7 mph becoming east in the evening.

    Low: 43 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly between 1pm and 5pm.  Increasing clouds, with a high near 61. South southwest wind 6 to 10 mph becoming west northwest in the afternoon.

    High: 61 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms between 8pm and 9pm.  Mostly cloudy, with a low around 44. South wind 5 to 7 mph.  Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 63. South wind 7 to 14 mph.

    High: 63 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 46. South southwest wind around 11 mph.  Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 59. South southwest wind 10 to 20 mph.

    High: 59 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 44. Southwest wind 11 to 18 mph.  Chance of precipitation is 40%.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 53. Southwest wind 13 to 20 mph.  Chance of precipitation is 50%.

    High: 53 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 58. West wind 6 to 9 mph becoming north. Chance of precipitation is 60%.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 43. South southwest wind 5 to 7 mph becoming east in the evening.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Increasing clouds, with a high near 61. South southwest wind 6 to 10 mph becoming west northwest in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms between 8pm and 9pm. Mostly cloudy, with a low around 44. South wind 5 to 7 mph. Chance of precipitation is 20%.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 63. South wind 7 to 14 mph.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. South southwest wind around 11 mph. Chance of precipitation is 40%.
Friday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 59. South southwest wind 10 to 20 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Southwest wind 11 to 18 mph. Chance of precipitation is 40%.
Saturday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 53. Southwest wind 13 to 20 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 38. Southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 53. Southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 36. West wind 10 to 18 mph becoming south after midnight.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 55. South wind 11 to 17 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Cooke City MT
 45.15°N 109.93°W (Elev. 10098 ft)
12:32 pm MDT Aug 25, 2026
1pm MDT Aug 25, 2026-6pm MDT Aug 31, 2026
 
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Additional Resources

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Hourly Weather Forecast

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