National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Hazardous Weather Conditions

Current Conditions

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17 Miles ESE Grand Canyon, Valle Airport AZ

7 Day Forecast

For More Weather Information:

Flagstaff, AZ Local Forecast Office

Overnight

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 52 °F

Thursday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 72 °F

Thursday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 50 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 74 °F

Friday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 50 °F

Saturday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 76 °F

Saturday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 50 °F

Sunday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 77 °F

Sunday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 51 °F

Detailed Forecast

  • Overnight A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52. South southwest wind around 5 mph.
  • Thursday Showers and thunderstorms likely, mainly after 11am. Mostly cloudy, with a high near 72. Light south southwest wind increasing to 5 to 10 mph in the afternoon. Chance of precipitation is 60%.
  • Thursday Night A 50 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm in the evening.
  • Friday A 30 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 74. Light south wind becoming southwest 6 to 11 mph in the afternoon.
  • Friday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50. West southwest wind 6 to 11 mph becoming light south southwest in the evening.
  • Saturday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
  • Saturday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50.
  • Sunday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.
  • Sunday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78.
  • Monday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51.
  • Tuesday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
  • Tuesday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 52.
  • Wednesday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.