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

61°F

16°C

Humidity 74%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 23 Aug 12:15 AM MDT
Extended Forecast for

15 Miles W Gardiner MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 49. South wind around 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny, with a high near 65. Breezy, with a south wind 10 to 17 mph becoming west in the afternoon. Winds could gust as high as 24 mph.

    High: 65 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 45. South southwest wind 6 to 14 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 49. West wind 6 to 9 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 65. South southwest wind around 7 mph becoming west in the afternoon.

    High: 65 °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 48. West northwest wind around 6 mph becoming south after midnight.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 67.

    High: 67 °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 48.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 49. South wind around 10 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 65. Breezy, with a south wind 10 to 17 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 45. South southwest wind 6 to 14 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 66. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 49. West wind 6 to 9 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65. South southwest wind around 7 mph becoming west in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48. West northwest 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 67.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 46.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 62. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles W Gardiner MT
 45.04°N 111.01°W (Elev. 9229 ft)
11:31 pm MDT Aug 22, 2026
12am MDT Aug 23, 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