The National Weather Service in Phoenix issued a Flash Flood Warning for Maricopa County effective August 9 at 11:19 PM MST through August 10 at 2:15 AM MST. Doppler radar and automated rain gauges detected thunderstorms producing heavy rain across the area, with between 0.75 and 1.5 inches of rain fallen as of the warning issuance. Flash flooding is ongoing or expected to begin shortly.
Life-threatening flash flooding is expected to affect creeks, streams, urban areas, highways, streets, and underpasses. Affected locations include Buckeye and Painted Rock Dam, as well as AZ Route 85 between mile markers 137 and 143. The warning also covers the Arlington Canal, Rainbow Wash, Gila River, Centennial Wash, and Enterprise Canal. The National Weather Service urges residents to avoid flooded roads; most flood deaths occur in vehicles attempting to cross flooded areas.
Source: National Weather Service.
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- National Weather Service retrieved 10/08/2026 06:20
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 06:20. Every claim traces to a source.
