Arizona weather forecast: Triple digits return to the Valley
Evening Weather Forecast - 5/10/26
Sunday reached a high of 106, with high pollution advisories for southwest Arizona. FOX 10's Erica Horvatin has more on when we can see temperatures of up to 109 degrees in the Valley this week.
PHOENIX - Happy Sunday! It was a hot weekend with hotter days ahead.
This Weekend:
Mother’s Day was a scorcher across southern and western Arizona. Phoenix hit a high of 106 degrees and Sedona reached 95 degrees!
An extreme heat warning is in effect for the Valley through Tuesday, since temperatures will be staying hot. Skies will be clear tonight with a low of 76 degrees.
The weekend kicked off to a toasty start with Phoenix hitting a high of 105 degrees Saturday.
Evening Weather Forecast - 5/9/26
Triple-digit heat is back in the Valley, and so are extreme heat warnings! FOX 10's Ashley Loaeza has more on the highs we can expect, and when those warnings are in effect.
Friday was also a hot day in the Valley. After a cooler start to the week, temperatures climbed above-average with Phoenix hitting a high of 101 degrees.
Looking Ahead:
A passing system mid-week will cool temperatures closer to 100 degrees in the Valley. Temperatures will stay around the upper 90s and low 100s through the middle of next week. Breezy winds are expected Wednesday and Thursday across Arizona.
Overnight lows will also be warm in the upper 70s. Dry conditions and sunshine are expected in addition to the heat.
While the Valley is unlikely to see any rain through next weekend, the high country may see isolated showers on Wednesday.
You can always check the latest weather conditions by visiting the FOX 10 Phoenix weather page, or download the Free FOX 10 Weather app, which is available on Apple iOS and Android.
Scroll down this page for satellite and radar, day planner, records, current temperatures, 10-day forecast, forecast highs, and recent rainfall totals, plus live video feeds.
The following heat safety information was provided by the Scottsdale Fire Department.
What are Heat Emergencies?
Heat Cramps: Profuse sweating, fatigue, extreme thirst, muscle cramps
Heat Exhaustion: Headache, dizziness, weakness, nausea/vomit, Cool/moist skin
Heat Stroke: Elevated temp. +103degrees, confusion/irrational behavior, dry/hot skin, rapid shallow breathing, rapid weak pulse (shock), seizures, unconscious
What to do
- Get person into shade or cool location.
- Cool person with cool, wet cloths (neck, groin, armpits, head) and fan body.
- Sip cool water if person is alert.
- For muscle cramps, massage muscles gently, but firmly until relaxed.
- *If symptoms worsen, call 911.
What not to do
- Do not give anything by mouth if person is vomiting, unable to swallow or unconscious.
- Do not underestimate the seriousness of a heat emergency.
- Prevention/Preparation for hike/exercise in heat.
Know your limitations
- Hydrate (begins day prior to hike/exercise, hour before hike, during and after).
- Wear proper clothing, lightweight and light color, protect head, proper shoes.
- Always carry a cell phone and best to hike with company.
- Always tell someone where you are hiking and when to plan to return.
Preventing heat exhaustion/heat stroke
The Arizona Department of Health Services stated the following precautions can be taken to prevent heat exhaustion or heat stroke:
- Stay in air-conditioned buildings.
- Find a cooling center/hydration station.
- Limit outdoor activity during the hottest part of the day (mid-day).
- Check on at-risk friends, family, and neighbors at least twice a day.
- Drink water before, during, and after working or exercising outside.
- Check the UV Index.
- Check the heat risk map.
Road Conditions
- Call 511 anywhere in Arizona or 1-888-411-ROAD (7623)
The Source: Information for this article was gathered by the FOX 10 Weather Experts.