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MOST ACCURATE FORECAST: Storm chances on the rise as temperatures trend down

Extreme heat lingers, but storm chances ramp up
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PHOENIX — After another day of extreme heat, temperatures are trending down as storm chances go up!

A High Pollution Advisory remains in effect through Saturday due to lingering dust in the air and chances for more to blow in.

To prevent air quality from getting even worse, the Maricopa County Air Quality Department has issued a "No Burn Day". That means burning wood in fireplaces, stoves, and outdoor fire pits is prohibited overnight.

Ozone pollution can trigger asthma attacks, aggravate bronchitis and other lung diseases, and weaken the body's ability to fight infection. If you have asthma, COPD or any respiratory condition, stay inside during the afternoon when pollution peaks.

Kids, older adults and anyone exercising outside may feel the effects, too. Watch for itchy eyes, nose and throat, along with wheezing, coughing, shortness of breath and chest pain.

Monsoon storm chances are going up across Arizona through the weekend and early next week.

Storms will fire up in the heat of the day across the high country and in areas south and east of the Valley first. The Valley could see storms move in each day too, but our best shot for rain in the Phoenix Metro will be on Sunday and Monday.

Storms that develop will bring strong winds, blowing dusts, lightning, pockets of heavy rain and possible flooding.

A Flood Watch is now in effect for all of central Arizona, including the Phoenix Metro through Sunday morning as heavy rain could quickly lead to areas flash flooding. Flood Watches are also in effect for southern Arizona through Sunday night, and for northern Arizona from Sunday to Monday.

A Blowing Dust Advisory is also in effect for the southeast Valley and across south-central Arizona until 9 pm Saturday.

Temperatures will also drop in the coming days, falling to the low 100s by Monday. Overnights will cool into the low 80s too!

2026 Sky Harbor Rainfall to-date: 1.57" (-3.15" from average)

2026 Monsoon Rainfall to-date: 1.25" (-0.52" from average)
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Daily rainfall reports from all across the Valley can be found here.
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PHOENIX IS GETTING DRIER - LOWER RAINFALL AVERAGES NOW

Average Monsoon Rainfall in Phoenix (1981-2010): 2.71" of rain

NEW Average Monsoon Rainfall in Phoenix (1991-2020): 2.43" of rain

Average Yearly Rainfall in Phoenix (1981-2010): 8:03" of rain

NEW Average Yearly Rainfall in Phoenix (1991-2020): 7.22" of rain
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See the full 7-Day forecast

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