Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Hazardous Weather Conditions

Extreme Heat Warning in effect from August 26, 10:00 AM MST until August 28, 08:00 PM MST

Current conditions at

KL1SF-7 Grand Canyon (AR412)

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

79°F

26°C

Humidity	21%
Wind Speed	SW 3 MPH
Barometer	30.3 in (1026.08 mb)
Dewpoint	36°F (2°C)
Visibility	NA
Heat Index	78°F (26°C)
Last update	26 Aug 05:23 PM MST

More Information:

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

Extended Forecast for

2 Miles E Grand Canyon AZ

Extreme Heat Warning until August 28, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning until August 28, 08:00pm
NOW until 8:00pm Fri
Extreme Heat Warning
This Afternoon
High: 88 °F
Mostly Sunny
Tonight
Low: 57 °F
Partly Cloudy
Thursday
High: 87 °F
Slight Chance
T-storms
Thursday Night
Low: 59 °F
Slight Chance
T-storms then
Partly Cloudy
Friday
High: 87 °F
Slight Chance
T-storms
Friday Night
Low: 62 °F
Slight Chance
T-storms then
Slight Chance
Showers
Saturday
High: 81 °F
Showers
Likely
Saturday Night
Low: 56 °F
Showers
Likely

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 88. Southwest wind around 9 mph.

Tonight

Partly cloudy, with a low around 57. Southwest wind around 5 mph becoming light and variable.

Thursday

A 10 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

Thursday Night

A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 59. Southwest wind 5 to 7 mph becoming light and variable.

Friday

A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. Light and variable wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

Friday Night

A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 11pm. Partly cloudy, with a low around 62. Calm wind becoming south 5 to 9 mph after midnight. Chance of precipitation is 20%.

Saturday

A slight chance of showers before 8am, then a slight chance of showers and thunderstorms between 8am and 11am, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 81. Southwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

Saturday Night

Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 56. Southwest wind 8 to 10 mph becoming southeast in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

Sunday

Showers and thunderstorms likely, mainly after 11am. Partly sunny, with a high near 76. Southwest wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

Sunday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54. South wind 8 to 11 mph, with gusts as high as 21 mph.

Monday

Showers and thunderstorms likely. Partly sunny, with a high near 74. South wind 7 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%.

Monday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53. South wind 8 to 10 mph, with gusts as high as 20 mph.

Tuesday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.

Tuesday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54. South wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.