NWS Forecast for Mesa, AZ
National Weather Service Forecast for: Mesa, AZ
Issued by: National Weather Service NWS Phoenix
Updated: Thu, 06-Aug-2026 9:53pm MST

Mesa, Arizona
 
  Friday

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
Monday

Monday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
Tuesday

Tuesday: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Wednesday

Wednesday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday

Thursday: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
  Hi 111 °F Hi 112 °F Hi 110 °F Hi 107 °F Hi 105 °F Hi 105 °F Hi 105 °F
 
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Friday
Night
Friday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy
Saturday
Night
Saturday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Sunday
Night
Sunday Night: Slight Chance Showers And Thunderstorms then Mostly Cloudy
Slight Chance Showers And T-Storms then Mostly Cloudy
Monday
Night
Monday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday
Night
Tuesday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
 
Lo 86 °F Lo 88 °F Lo 86 °F Lo 85 °F Lo 83 °F Lo 84 °F Lo 83 °F  

Extreme Heat Warning
 

Tonight
 
Partly cloudy. Low around 86, with temperatures rising to around 89 overnight. South wind 0 to 5 mph.
Friday
 
Sunny, with a high near 111. Heat index values as high as 113. West southwest wind 0 to 5 mph.
Friday Night
 
A slight chance of showers and thunderstorms between 8pm and 10pm. Partly cloudy. Low around 88, with temperatures rising to around 90 overnight. Heat index values as high as 110. Southeast wind around 5 mph.
Saturday
 
Sunny, with a high near 112. Heat index values as high as 113. South southwest wind 0 to 5 mph.
Saturday Night
 
A slight chance of showers and thunderstorms between 11pm and 5am. Partly cloudy, with a low around 86. East southeast wind around 5 mph.
Sunday
 
A slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 110. South southwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Sunday Night
 
A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 85. West wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Monday
 
A chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 107. West wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Monday Night
 
A chance of showers and thunderstorms before 5am. Mostly cloudy, with a low around 83. South southeast wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Tuesday
 
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 105. Southwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Tuesday Night
 
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 84. West southwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Wednesday
 
A chance of showers and thunderstorms. Mostly sunny, with a high near 105. West southwest wind 0 to 5 mph. Chance of precipitation is 40%.
Wednesday Night
 
A chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms between 11pm and 5am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 83. Southwest wind 0 to 5 mph. Chance of precipitation is 40%.
Thursday
 
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 105. South southwest wind 0 to 5 mph. Chance of precipitation is 20%.

 

Forecast from NOAA-NWS for Mesa, AZ.