Highlights

DUST ADVISORY: The National Weather Service in Phoenix issued a Dust Advisory for Maricopa and Pinal counties at 4:24 p.m. MST Saturday, valid until 5:30 p.m. MST.

At 4:23 p.m., a strong outflow boundary producing blowing dust was moving south at 30 mph along a line from near South Phoenix to near Sun Lakes to near San Tan Mountain Park to near La Palma. The NWS cited Doppler radar as its source. Hazards include visibility of less than three miles and winds in excess of 40 mph, with hazardous travel conditions as the primary impact.

The following highways are affected: AZ Interstate 10 between mile markers 169 and 204; AZ Interstate 8 between mile markers 146 and 178; AZ Route 87 between mile markers 124 and 134, and between mile markers 136 and 154.

Locations in the path of the dust include Casa Grande, Coolidge, Maricopa, Arizona City, La Palma, Blackwater, Toltec, Bapchule, Estrella Sailport, Olberg, Arizola, Randolph, Sacaton, Santan, and Mobile.

The NWS advises drivers to avoid blowing dust if possible. If caught in dense blowing dust, pull off the road, turn off your lights, and keep your foot off the brake.

The advisory expires at 5:30 p.m. MST; check the NWS Phoenix active alerts page for any extensions or upgrades.

Sources

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  1. api.weather.gov retrieved 25/07/2026 23:27

Authored by The Scottsdale Signal. Drafted by AI from primary-source material under our beat-specific editorial guides; reviewed by humans before publish under our five-gate process. Sources retrieved at 25/07/2026 23:27. Every claim traces to a source.