Extreme Heat Warning

* WHAT...Dangerously hot conditions with high temperatures ranging between 103 to 110 degrees and low temperatures 79 to 85 degrees. Major HeatRisk is expected.

* WHERE...South Central Pinal County, Southeast Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River Valley, and Western Pima County.

* WHEN...From 10 AM Monday to 8 PM MST Friday.

* IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Friday, Aug 21, 8:00 PM MST
Clear
77°
Feels 77°
 73%
Dewpt 67°
 ne
0 - 1 mph
Thursday, Aug 20
Clear conditions throughout the day.
77 104 77 - 104
Friday, Aug 21
Partly cloudy throughout the day.
79 106 79 - 106
Saturday, Aug 22
Partly cloudy throughout the day.
79 106 79 - 106
Sunday, Aug 23
Partly cloudy throughout the day.
81 104 81 - 104
Monday, Aug 24
Partly cloudy throughout the day.
81 104 81 - 104
Tuesday, Aug 25
Partly cloudy throughout the day.
81 105 81 - 105
Wednesday, Aug 26
Partly cloudy throughout the day.
82 106 82 - 106
Thursday, Aug 27
Partly cloudy throughout the day.
82 105 82 - 105
Friday, Aug 28
Clearing in the afternoon.
84 99 84 - 99
Saturday, Aug 29
Partly cloudy throughout the day with storms possible.
87 102 87 - 102
Sunday, Aug 30
Clearing in the afternoon.
89 107 89 - 107
Monday, Aug 31
Partly cloudy throughout the day.
86 104 86 - 104
Tuesday, Sep 1
Partly cloudy throughout the day with storms possible.
88 101 88 - 101
Wednesday, Sep 2
Partly cloudy throughout the day.
81 99 81 - 99
Thursday, Sep 3
Partly cloudy throughout the day.
82 95 82 - 95
Weather forecast for Tucson, AZ on Thu, 20 Aug 2026 11:38:27 GMT