National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

KL1SF-7 Grand Canyon (AR412)

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

NA

76°F

24°C

Humidity 18%
Wind Speed SW 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 29°F (-2°C)
Visibility NA
Heat Index76°F (24°C)
Last update 14 Jul 08:53 PM MST
Extended Forecast for

Grand Canyon AZ

Extreme Heat Warning July 14, 09:07pm until July 16, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 14, 09:07pm until July 16, 07:00pm

    NOW until 7:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 60 °F

    Areas Smoke
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 11am. Areas of smoke after 4pm. Sunny, with a high near 91. Southwest wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 11pm. Areas of smoke between 9pm and 2am. Mostly clear, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: 58 °F

    Slight Chance
    T-storms then
    Areas Smoke

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. West wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 87 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 59. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 82. West wind 6 to 8 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 56. Southwest wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 82. Southwest wind 3 to 7 mph. Winds could gust as high as 16 mph. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely

Detailed Forecast

Tonight
Areas of smoke before midnight. Partly cloudy, with a low around 60. Southwest wind 8 to 11 mph, with gusts as high as 17 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 11am. Areas of smoke after 4pm. Sunny, with a high near 91. Southwest wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 11pm. Areas of smoke between 9pm and 2am. Mostly clear, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. West wind 10 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 59. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday
A slight chance of showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 82. West wind 6 to 8 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 56. Southwest wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 82. Southwest wind 3 to 7 mph. Winds could gust as high as 16 mph. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 57. West wind 3 to 6 mph.
Saturday
A 50 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 83. West wind 3 to 8 mph. Winds could gust as high as 16 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. West wind 5 to 7 mph.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. West wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57. Southwest wind 6 to 8 mph, with gusts as high as 16 mph.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Canyon AZ
 36.05°N 112.14°W (Elev. 6804 ft)
Last Update:
3:18 pm MST Jul 14, 2025
Forecast Valid:
9pm MST Jul 14, 2025-6pm MST Jul 21, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation