Air Quality Concerns; Fire Weather; Extreme Heat; Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin. Heavy rainfall and flash flooding possible for the Southeast through Monday. For Hawaii, gusty trade winds a drier weather could result in any fires that start to spread rapidly. Read More >

Hazardous Weather Conditions

Extreme Heat Warning until August 5, 07:00 PM MST

Current conditions at

KL1SF-7 Grand Canyon (AR412)

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

89°F

32°C

Humidity	4%
Wind Speed	SSW 3 MPH
Barometer	30.24 in (1024.04 mb)
Dewpoint	5°F (-15°C)
Visibility	NA
Heat Index	85°F (29°C)
Last update	03 Aug 03:53 PM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Grand Canyon AZ

Extreme Heat Warning August 3, 04:07pm until August 5, 07:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning August 3, 04:07pm until August 5, 07:00pm
NOW until 7:00pm Tue
Extreme Heat Warning
This Afternoon
High: 89 °F
Sunny
Tonight
Low: 54 °F
Mostly Clear
Monday
High: 90 °F
Sunny
Monday Night
Low: 57 °F
Mostly Clear
Tuesday
High: 90 °F
Sunny
Tuesday Night
Low: 59 °F
Partly Cloudy
Wednesday
High: 90 °F
Slight Chance
T-storms
Wednesday Night
Low: 61 °F
Partly Cloudy

Detailed Forecast

This Afternoon

Sunny, with a high near 89. Southwest wind around 13 mph, with gusts as high as 21 mph.

Tonight

Mostly clear, with a low around 54. Southwest wind 5 to 8 mph becoming calm in the evening.

Monday

Sunny, with a high near 90. Light southwest wind increasing to 15 to 20 mph in the morning. Winds could gust as high as 32 mph.

Monday Night

Mostly clear, with a low around 57. Southwest wind 9 to 16 mph, with gusts as high as 25 mph.

Tuesday

Sunny, with a high near 90. Southwest wind 6 to 15 mph, with gusts as high as 26 mph.

Tuesday Night

Partly cloudy, with a low around 59. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.

Wednesday

A 10 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 90. Southwest wind 5 to 13 mph, with gusts as high as 22 mph.

Wednesday Night

Partly cloudy, with a low around 61. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

Thursday

A 10 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 90. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.

Thursday Night

Partly cloudy, with a low around 61. West wind 8 to 14 mph, with gusts as high as 23 mph.

Friday

A 10 percent chance of showers and thunderstorms. Sunny, with a high near 89. West wind 7 to 16 mph, with gusts as high as 26 mph.

Friday Night

A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. West wind 9 to 15 mph, with gusts as high as 24 mph.

Saturday

A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87. West wind 8 to 14 mph, with gusts as high as 23 mph.