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

Extreme Heat Watch

* WHAT...Dangerously hot conditions with temperatures up to 105 to 108. Major to Extreme 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 Monday morning through Wednesday evening.

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

Wednesday, Aug 19, 8:00 PM MST
Clear
77°
Feels 77°
 51%
Dewpt 57°
 ne
1 mph
Monday, Aug 17
Clear conditions throughout the day.
79 105 79 - 105
Tuesday, Aug 18
Clear conditions throughout the day.
81 103 81 - 103
Wednesday, Aug 19
Clear conditions throughout the day.
80 104 80 - 104
Thursday, Aug 20
Partly cloudy throughout the day with storms possible.
82 102 82 - 102
Friday, Aug 21
Partly cloudy throughout the day with storms possible.
80 104 80 - 104
Saturday, Aug 22
Partly cloudy throughout the day.
80 105 80 - 105
Sunday, Aug 23
Partly cloudy throughout the day.
81 103 81 - 103
Monday, Aug 24
Partly cloudy throughout the day.
80 102 80 - 102
Tuesday, Aug 25
Partly cloudy throughout the day.
90 106 90 - 106
Wednesday, Aug 26
Partly cloudy throughout the day.
88 106 88 - 106
Thursday, Aug 27
Partly cloudy throughout the day with storms possible.
82 98 82 - 98
Friday, Aug 28
Partly cloudy throughout the day.
79 97 79 - 97
Saturday, Aug 29
Partly cloudy throughout the day.
85 101 85 - 101
Sunday, Aug 30
Partly cloudy throughout the day.
86 99 86 - 99
Monday, Aug 31
Cloudy skies throughout the day.
79 95 79 - 95
Weather forecast for Tucson, AZ on Mon, 17 Aug 2026 10:29:53 GMT