Arizona weather forecast: Triple digits return to the Valley
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.
PHOENIX - Happy Saturday! It was a hot start to the weekend with hotter days ahead.
This Weekend:
Mother’s Day weekend is off to a toasty start with Phoenix hitting a high of 105 degrees Saturday.
Mother’s Day will be hotter with a high of around 106 degrees. An extreme heat warning for the greater Phoenix metro has now been extended through Tuesday for temperatures ranging from 105 to 109 degrees.
Weekend Weather Forecast - 5/8/26 to 5/9/26
Buckle up! It's going to be a pretty hot weekend for the Valley.
Looking Ahead:
Monday will be the hottest day during this extreme heat with a daytime high of around 109 degrees.
The heat risk during this time will be moderate to major. Temperatures will remain in the triple digits for the extended forecast with a slight drop in temperatures beginning on Wednesday.
Overnight lows will also be warm in the upper 70s. Dry conditions and sunshine are expected in addition to the heat.
This Past Friday:
Friday was 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.
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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.