Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

MAIN BOULDER (MBRM8)

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

NA

63°F

17°C

Humidity 100%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 63°F (17°C)
Visibility NA
Last update 22 Aug 06:39 PM MDT
Extended Forecast for

13 Miles NNW Cooke City MT

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers between midnight and 3am.  Cloudy, then gradually becoming partly cloudy, with a low around 46. Southwest wind 7 to 11 mph.  Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 64. Southwest wind 11 to 21 mph.

    High: 64 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 43. South wind 8 to 18 mph.  Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 64. South southwest wind 8 to 13 mph becoming west in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45. West northwest wind 5 to 11 mph becoming south southwest after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon.  Sunny through mid morning, then becoming mostly cloudy, with a high near 62. South southwest wind around 7 mph becoming west in the afternoon.  Chance of precipitation is 70%.

    High: 62 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 44. North northwest wind around 5 mph becoming light and variable.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 65. South wind 5 to 9 mph becoming west northwest in the afternoon.

    High: 65 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 45. West wind 5 to 7 mph becoming south in the evening.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers between midnight and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 46. Southwest wind 7 to 11 mph. Chance of precipitation is 70%.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 64. Southwest wind 11 to 21 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 43. South wind 8 to 18 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 64. South southwest wind 8 to 13 mph becoming west in the afternoon.
Monday Night
Mostly cloudy, with a low around 45. West northwest wind 5 to 11 mph becoming south southwest after midnight.
Tuesday
Showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, with a high near 62. South southwest wind around 7 mph becoming west in the afternoon. Chance of precipitation is 70%.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 44. North northwest wind around 5 mph becoming light and variable.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 65. South wind 5 to 9 mph becoming west northwest in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45. West wind 5 to 7 mph becoming south in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64. South wind 7 to 16 mph becoming west southwest in the afternoon.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44. South wind 7 to 15 mph.
Friday
Mostly sunny, with a high near 63. South southwest wind 7 to 16 mph.
Friday Night
Partly cloudy, with a low around 43. South wind 8 to 16 mph.
Saturday
Sunny, with a high near 61. West southwest wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Cooke City MT
 45.19°N 110.02°W (Elev. 9600 ft)
1:17 pm MDT Aug 22, 2026
7pm MDT Aug 22, 2026-6pm MDT Aug 29, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database