Extreme Heat Watch

* WHAT...Dangerously hot conditions possible. Afternoon temperatures 106 to 112. Major Heat Risk.

* WHERE...Aguila Valley, Apache Junction/Gold Canyon, Cave Creek/New River, Fountain Hills/East Mesa, Gila Bend, Northwest Pinal County, Sonoran Desert Natl Monument, Tonopah Desert, and West Pinal County.

* WHEN...From Monday morning through Wednesday evening.

* IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.

Wednesday, Aug 19, 8:00 PM MST
Clear
93°
Feels 91°
 30%
Dewpt 57°
 nw
3 mph
Friday, Aug 14
Partly cloudy throughout the day.
81 100 81 - 100
Saturday, Aug 15
Partly cloudy throughout the day.
82 105 82 - 105
Sunday, Aug 16
Partly cloudy throughout the day.
84 106 84 - 106
Monday, Aug 17
Clear conditions throughout the day.
86 110 86 - 110
Tuesday, Aug 18
Clear conditions throughout the day.
91 110 91 - 110
Wednesday, Aug 19
Clear conditions throughout the day.
91 110 91 - 110
Thursday, Aug 20
Clear conditions throughout the day.
91 110 91 - 110
Friday, Aug 21
Partly cloudy throughout the day.
90 110 90 - 110
Saturday, Aug 22
Clear conditions throughout the day.
90 113 90 - 113
Sunday, Aug 23
Clear conditions throughout the day.
99 114 99 - 114
Monday, Aug 24
Partly cloudy throughout the day.
92 104 92 - 104
Tuesday, Aug 25
Partly cloudy throughout the day.
89 99 89 - 99
Wednesday, Aug 26
Clearing in the afternoon.
83 99 83 - 99
Thursday, Aug 27
Clear conditions throughout the day.
89 103 89 - 103
Friday, Aug 28
Clear conditions throughout the day.
93 106 93 - 106
Weather forecast for Mesa, AZ on Sat, 15 Aug 2026 02:59:40 GMT