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

Williams/Clark Memorial Airport (KCMR)

Lat: 35.3054722°NLon: 112.1943889°WElev: 6680.0ft.

Partly Cloudy

72°F

22°C

Humidity 37%
Wind Speed S 8 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 22 Aug 09:55 PM MST
Extended Forecast for

13 Miles S Grand Canyon, Valle Airport AZ

  • Tonight

    Tonight: Partly cloudy, with a low around 63. Southeast wind 6 to 8 mph.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly between 11am and 5pm.  Increasing clouds, with a high near 87. South wind 5 to 11 mph becoming west in the morning. Winds could gust as high as 17 mph.

    High: 87 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 61. South wind 5 to 7 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 9 mph in the morning.

    High: 85 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Southwest wind around 6 mph becoming light and variable  in the evening.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 11am.  Sunny, with a high near 88. East wind 5 to 9 mph becoming west in the morning.

    High: 88 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Southwest wind around 5 mph becoming light and variable  after midnight.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Southeast wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. Southwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 63. Southeast wind 6 to 8 mph.
Sunday
A 50 percent chance of showers and thunderstorms, mainly between 11am and 5pm. Increasing clouds, with a high near 87. South wind 5 to 11 mph becoming west in the morning. Winds could gust as high as 17 mph.
Sunday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61. South wind 5 to 7 mph.
Monday
A 40 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 58. Southwest wind around 6 mph becoming light and variable in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 88. East wind 5 to 9 mph becoming west in the morning.
Tuesday Night
Mostly clear, with a low around 59. Southwest wind around 5 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 89. Southeast wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 62. Southwest wind 5 to 7 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 91. Light and variable wind becoming west 8 to 13 mph in the morning.
Thursday Night
Mostly clear, with a low around 63. West wind 5 to 9 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 91. West wind 5 to 14 mph.
Friday Night
Partly cloudy, with a low around 63. West wind 5 to 9 mph becoming south after midnight.
Saturday
Sunny, with a high near 91. West wind 5 to 13 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles S Grand Canyon, Valle Airport AZ
 35.47°N 112.11°W (Elev. 6450 ft)
9:11 pm MST Aug 22, 2026
10pm MST Aug 22, 2026-6pm MST 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