Dusty conditions cover East Valley as drivers encounter monsoon storm activity

PHOENIX — Drivers in the East Valley were met with dusty conditions as monsoon activity popped up on Wednesday evening.

A dust storm warning was issued for the Interstate 10 freeway approaching Mesa around 5:50 p.m. that lasted until 6:45 p.m. MST, according to the National Weather Service (NWS).

We’re now seeing blowing dust on I-10 in the Valley. NEVER drive into a dust storm. Pull aside, turn off your lights and wait it out.

More: https://t.co/Jf2rBziorn pic.twitter.com/HKFAgv14rf

— Arizona DOT (@ArizonaDOT) July 3, 2025

The warning was issued due to blowing dust leading to near-zero visibility and dangerous driving conditions.

Areas impacted in the warning include Mesa, Chandler, Gilbert, Queen Creek and Maricopa.

Monsoon chances for Wednesday night

The NWS forecasts a 30% chance of rainfall on Wednesday night in Phoenix, and a slight chance of showers and storms after 5 a.m. on Thursday.

What to do if driving in a monsoon?

The Arizona Department of Transportation advises drivers to never drive in a dust storm. If drivers encounter the storm, ADOT advises those to follow these steps:

• Slow down and safely pull of the road.
• Turn off all lights, including flashers.
• Set your parking brake.
• Take your foot off the brake.
• Stay in the vehicle and wait for the storm to pass.

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