Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. 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.

83°F

28°C

Humidity	7%
Wind Speed	SW 0 MPH
Barometer	30.32 in (1026.75 mb)
Dewpoint	13°F (-11°C)
Visibility	NA
Heat Index	80°F (27°C)
Last update	03 Aug 10:23 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 3, 10:36am until August 5, 07:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning August 3, 10:36am until August 5, 07:00pm
NOW until 7:00pm Tue
Extreme Heat Warning
Today
High: 91 °F
Sunny
Tonight
Low: 54 °F
Mostly Clear
Monday
High: 91 °F
Sunny
Monday Night
Low: 56 °F
Mostly Clear
Tuesday
High: 92 °F
Sunny
Tuesday Night
Low: 59 °F
Partly Cloudy
Wednesday
High: 92 °F
Slight Chance
T-storms
Wednesday Night
Low: 59 °F
Slight Chance
T-storms then
Partly Cloudy

Detailed Forecast

Today

Sunny, with a high near 91. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.

Tonight

Mostly clear, with a low around 54. Southwest wind 5 to 8 mph becoming south after midnight.

Monday

Sunny, with a high near 91. Southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

Monday Night

Mostly clear, with a low around 56. Southwest wind 5 to 13 mph, with gusts as high as 21 mph.

Tuesday

Sunny, with a high near 92. Southwest wind 10 to 16 mph, with gusts as high as 26 mph.

Tuesday Night

Partly cloudy, with a low around 59. Southwest wind around 15 mph, with gusts as high as 25 mph.

Wednesday

A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 92. Southwest wind around 15 mph, with gusts as high as 24 mph.

Wednesday Night

A 10 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 59. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

Thursday

A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 92. Southwest wind 13 to 16 mph, with gusts as high as 25 mph.

Thursday Night

A 10 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 58. Southwest wind 13 to 15 mph, with gusts as high as 25 mph.

Friday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Southwest wind 13 to 16 mph, with gusts as high as 25 mph.

Friday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.

Saturday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. West wind 10 to 14 mph, with gusts as high as 22 mph.