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

63°F

17°C

Humidity 55%
Wind Speed SSE 10 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 23 Aug 01:15 AM MST
Extended Forecast for

17 Miles SE Grand Canyon, Valle Airport AZ

  • Overnight

    Overnight: Partly cloudy, with a low around 59. South wind around 6 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm between 11am and 5pm, then a slight chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 84. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 57. South wind 5 to 7 mph.

    Low: 57 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 82. Light and variable wind becoming southwest 5 to 9 mph in the morning.

    High: 82 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. West wind around 6 mph becoming light and variable  in the evening.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 84. Light and variable wind becoming southwest 5 to 9 mph in the morning.

    High: 84 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Southwest wind around 5 mph becoming light and variable  in the evening.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 11am.  Sunny, with a high near 86. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 17 mph.

    High: 86 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. Southwest wind around 6 mph becoming calm  after midnight.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 59. South wind around 6 mph.
Sunday
Showers likely and possibly a thunderstorm between 11am and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 84. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%.
Sunday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 57. South wind 5 to 7 mph.
Monday
A 50 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 82. Light and variable wind becoming southwest 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 55. West wind around 6 mph becoming light and variable in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 84. Light and variable wind becoming southwest 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 56. Southwest wind around 5 mph becoming light and variable in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 86. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 17 mph.
Wednesday Night
Mostly clear, with a low around 58. Southwest wind around 6 mph becoming calm after midnight.
Thursday
Sunny, with a high near 86. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Mostly clear, with a low around 58. West wind 5 to 7 mph becoming light and variable in the evening.
Friday
Mostly sunny, with a high near 87. Light south wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Friday Night
Partly cloudy, with a low around 59. West wind 5 to 8 mph becoming light and variable in the evening.
Saturday
A 10 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. West wind 5 to 13 mph, with gusts as high as 22 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SE Grand Canyon, Valle Airport AZ
 35.46°N 111.97°W (Elev. 6998 ft)
11:32 pm MST Aug 22, 2026
1am MST Aug 23, 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