Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

MAIN BOULDER (MBRM8)

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

NA

57°F

14°C

Humidity 51%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 17 Jun 04:39 AM MDT
Extended Forecast for

13 Miles N Cooke City MT

  • Today

    Today: Increasing clouds, with a high near 46. West northwest wind 14 to 18 mph.

    High: 46 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Northwest wind 7 to 17 mph.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 49. West wind 8 to 15 mph.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. West northwest wind 9 to 14 mph becoming southwest after midnight.

    Low: 32 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 52. Southwest wind 9 to 14 mph becoming west northwest in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39. Northwest wind around 10 mph becoming southwest in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 49. West southwest wind 9 to 11 mph becoming northwest in the afternoon.  Chance of precipitation is 90%.

    High: 49 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before midnight, then a slight chance of showers.  Low around 36. West wind 6 to 8 mph.  Chance of precipitation is 80%.

    Low: 36 °F

    Showers then
    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 46. Northwest wind 6 to 10 mph.  Chance of precipitation is 60%.

    High: 46 °F

    Showers
    Likely

Detailed Forecast

Today
Increasing clouds, with a high near 46. West northwest wind 14 to 18 mph.
Tonight
Partly cloudy, with a low around 27. Northwest wind 7 to 17 mph.
Thursday
Sunny, with a high near 49. West wind 8 to 15 mph.
Thursday Night
Mostly clear, with a low around 32. West northwest wind 9 to 14 mph becoming southwest after midnight.
Juneteenth
Mostly sunny, with a high near 52. Southwest wind 9 to 14 mph becoming west northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 39. Northwest wind around 10 mph becoming southwest in the evening.
Saturday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 49. West southwest wind 9 to 11 mph becoming northwest in the afternoon. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm before midnight, then a slight chance of showers. Low around 36. West wind 6 to 8 mph. Chance of precipitation is 80%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 46. Northwest wind 6 to 10 mph. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 31. North wind 6 to 9 mph becoming south southwest after midnight.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 46. South southwest wind 6 to 9 mph becoming north in the afternoon.
Monday Night
Partly cloudy, with a low around 32. North wind 6 to 9 mph becoming south after midnight.
Tuesday
Sunny, with a high near 51. South southwest wind 6 to 10 mph becoming west northwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles N Cooke City MT
 45.2°N 109.9°W (Elev. 10827 ft)
5:22 am MDT Jun 17, 2026
5am MDT Jun 17, 2026-6pm MDT Jun 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database