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.

Clear

82°F

28°C

Humidity 24%
Wind Speed S 4 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 22 Aug 09:55 AM MST
Extended Forecast for

13 Miles SSE Grand Canyon, Valle Airport AZ

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 88. Southwest wind 6 to 9 mph, with gusts as high as 17 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South wind around 6 mph.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between 11am and 5pm.  Mostly sunny, with a high near 88. Light and variable wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 17 mph.

    High: 88 °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 around 6 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 86. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. South wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 88. Light and variable wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Light southeast wind.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 88 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 88. Southwest wind 6 to 9 mph, with gusts as high as 17 mph.
Tonight
Partly cloudy, with a low around 62. South wind around 6 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between 11am and 5pm. Mostly sunny, with a high near 88. Light and variable wind becoming south 5 to 9 mph 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 around 6 mph.
Monday
A 50 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 86. Light and variable wind becoming southwest around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 59. South wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 88. Light and variable wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 59. Light southeast wind.
Wednesday
Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 60. Southeast wind 5 to 7 mph.
Thursday
Sunny, with a high near 89. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 61. Southwest wind 5 to 8 mph becoming southeast after midnight. Winds could gust as high as 15 mph.
Friday
A 10 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SSE Grand Canyon, Valle Airport AZ
 35.47°N 112.08°W (Elev. 6512 ft)
9:47 am MST Aug 22, 2026
10am MST Aug 22, 2026-6pm MST Aug 28, 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