Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Extreme Heat Warning until August 4, 08:00 PM MST

Current conditions at

KL1SF-7 Grand Canyon (AR412)

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

67°F

19°C

Humidity	31%
Wind Speed	NNW 0 MPH
Barometer	30.35 in (1027.77 mb)
Dewpoint	35°F (2°C)
Visibility	NA
Last update	01 Aug 06:53 AM 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 1, 07:05am until August 4, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning August 1, 07:05am until August 4, 08:00pm
NOW until 8:00pm Tue
Extreme Heat Warning
Today
High: 96 °F
Hot
Tonight
Low: 61 °F
Clear
Sunday
High: 95 °F
Sunny
Sunday Night
Low: 61 °F
Mostly Clear
Monday
High: 95 °F
Sunny
Monday Night
Low: 61 °F
Clear
Tuesday
High: 94 °F
Sunny
Tuesday Night
Low: 65 °F
Mostly Clear

Detailed Forecast

Today

Sunny and hot, with a high near 96. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

Tonight

Clear, with a low around 61. West wind around 7 mph.

Sunday

Sunny, with a high near 95. West wind 5 to 14 mph, with gusts as high as 24 mph.

Sunday Night

Mostly clear, with a low around 61. South wind 7 to 10 mph, with gusts as high as 21 mph.

Monday

Sunny, with a high near 95. Southwest wind 8 to 15 mph, with gusts as high as 26 mph.

Monday Night

Clear, with a low around 61. Southwest wind 8 to 15 mph, with gusts as high as 28 mph.

Tuesday

Sunny, with a high near 94. West wind 8 to 13 mph, with gusts as high as 23 mph.

Tuesday Night

Mostly clear, with a low around 65. Southwest wind 9 to 16 mph, with gusts as high as 26 mph.

Wednesday

Sunny, with a high near 92. West wind 8 to 10 mph, with gusts as high as 20 mph.

Wednesday Night

A 10 percent chance of showers and thunderstorms before 11pm. Mostly clear, with a low around 62. Southwest wind 8 to 14 mph, with gusts as high as 23 mph.

Thursday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. West wind 5 to 9 mph, with gusts as high as 17 mph.

Thursday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. Southwest wind 5 to 8 mph, with gusts as high as 16 mph.

Friday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. West wind 3 to 8 mph. Winds could gust as high as 15 mph.