The National Weather Service issued a Flash Flood Warning for Maricopa, Arizona, effective August 9 at 11:25 PM MST through August 10 at 12:30 AM MST. Doppler radar detected thunderstorms producing heavy rain across the area, with between 0.5 and 1.5 inches of rain already fallen. Flash flooding is ongoing or expected to begin shortly.

Life-threatening flooding may affect creeks, streams, urban areas, highways, streets, and underpasses in Estrella, Sonoran National Monument, Big Horn, Bosque, and Mobile. Interstate 8 between mile markers 125 and 134 and Arizona Route 238 between mile markers 10 and 19 are at risk. Residents should avoid flooded roads; most flood deaths occur in vehicles. Exercise caution especially at night when flood dangers are harder to recognize.

Source: National Weather Service.

Sources

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  1. National Weather Service retrieved 10/08/2026 06:30

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 10/08/2026 06:30. Every claim traces to a source.