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

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

NA

64°F

18°C

Humidity 58%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 22 Aug 10:15 PM MDT
Extended Forecast for

13 Miles W Gardiner MT

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 50. South southwest wind around 9 mph.

    Low: 50 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 66. Breezy, with a south southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 66 °F

    Breezy.
    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 44. Breezy, with a south southwest wind 5 to 15 mph, with gusts as high as 29 mph.

    Low: 44 °F

    Slight Chance
    T-storms and
    Breezy then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. South southwest wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. West wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 66. South southwest wind 5 to 7 mph becoming west northwest in the afternoon.

    High: 66 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 47. West wind around 6 mph becoming south after midnight.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50. South southwest wind around 9 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 66. Breezy, with a south southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 44. Breezy, with a south southwest wind 5 to 15 mph, with gusts as high as 29 mph.
Monday
Sunny, with a high near 67. South southwest wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Monday Night
Mostly cloudy, with a low around 48. West wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66. South southwest wind 5 to 7 mph becoming west northwest in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47. West wind around 6 mph becoming south after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 68.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 45.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 63. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W Gardiner MT
 45.07°N 110.98°W (Elev. 8780 ft)
8:47 pm MDT Aug 22, 2026
11pm 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