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

80°F

27°C

Humidity 40%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Heat Index80°F (27°C)
Last update 22 Aug 04:39 PM MDT
Extended Forecast for

15 Miles SSE Livingston MT

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a steady temperature around 62. West wind around 8 mph.  Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then a slight chance of showers between midnight and 3am.  Low around 49. West southwest wind 8 to 16 mph.  Chance of precipitation is 80%.

    Low: 49 °F

    Showers then
    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm.  Increasing clouds, with a high near 65. West southwest wind 16 to 21 mph.  Chance of precipitation is 60%.

    High: 65 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 45. South southwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight.  Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. South southwest wind 7 to 11 mph becoming west northwest in the afternoon.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48. Northwest wind 6 to 10 mph becoming east southeast in the evening.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 63. South wind around 7 mph becoming north northwest in the afternoon.

    High: 63 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 48. North wind around 8 mph becoming south after midnight.

    Low: 48 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 65. South wind 7 to 9 mph becoming west northwest in the afternoon.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 62. West wind around 8 mph. Chance of precipitation is 60%.
Tonight
Showers and possibly a thunderstorm before midnight, then a slight chance of showers between midnight and 3am. Low around 49. West southwest wind 8 to 16 mph. Chance of precipitation is 80%.
Sunday
A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 65. West southwest wind 16 to 21 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. South southwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Chance of precipitation is 30%.
Monday
Sunny, with a high near 64. South southwest wind 7 to 11 mph becoming west northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 48. Northwest wind 6 to 10 mph becoming east southeast in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. South wind around 7 mph becoming north northwest in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48. North wind around 8 mph becoming south after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65. South wind 7 to 9 mph becoming west northwest in the afternoon.
Wednesday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49. West southwest wind 8 to 15 mph becoming south in the evening.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 65. South wind around 15 mph becoming west southwest in the afternoon.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49. South wind 11 to 15 mph.
Friday
Sunny, with a high near 63. South wind 11 to 14 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 48. West southwest wind around 14 mph becoming south after midnight.
Saturday
Sunny, with a high near 62. West southwest wind 15 to 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Livingston MT
 45.48°N 110.41°W (Elev. 9423 ft)
1:17 pm MDT Aug 22, 2026
5pm 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