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

KL1SF-7 Grand Canyon (AR412)

Lat: 36.048°NLon: 112.1245°WElev: 6977.0ft.

NA

70°F

21°C

Humidity 38%
Wind Speed SSE 0 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 23 Aug 07:33 AM MST
Extended Forecast for

Grand Canyon AZ

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 11am and 5pm.  Mostly sunny, with a high near 85. Light west wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 60. West wind 6 to 9 mph.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 83. Southwest wind 5 to 9 mph, with gusts as high as 15 mph.

    High: 83 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Southwest wind 3 to 8 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 11am.  Sunny, with a high near 85. Calm wind becoming southeast 5 to 8 mph in the morning.

    High: 85 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. West wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 61 °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 17 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Southwest wind 3 to 7 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 88 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 11am and 5pm. Mostly sunny, with a high near 85. Light west wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. West wind 6 to 9 mph.
Monday
A 40 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 83. Southwest wind 5 to 9 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 58. Southwest wind 3 to 8 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 85. Calm wind becoming southeast 5 to 8 mph in the morning.
Tuesday Night
Mostly clear, with a low around 61. West wind 5 to 7 mph becoming light and variable after midnight.
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 17 mph.
Wednesday Night
Mostly clear, with a low around 61. Southwest wind 3 to 7 mph.
Thursday
Sunny, with a high near 88. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 62. West wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 88. West wind 5 to 14 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 63. Southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 89. West wind 5 to 14 mph, with gusts as high as 24 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Canyon AZ
 36.06°N 112.11°W (Elev. 6998 ft)
3:12 am MST Aug 23, 2026
7am 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