Flash Flood in Yavapai County, Arizona

Flash Flood August 25, 2025 – August 26, 2025 · Yavapai County, Arizona

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

A USGS stream gauge on Granite Creek (GCRA3) measured a 4.6 foot rise in 30 minutes. A CoCoRaHS observer upstream of the gauge confirmed water nearing a business parking lot in downtown Prescott. The observer measured 2.05 inches of rain.

The wider storm

A large mesoscale convective system formed over northern Mexico and moved north into Arizona. This feature produced severe weather in southern Arizona and a large haboob dust storm that tracked all the way into southern Yavapai County. The following thunderstorms progressed through northern Arizona and produced heavy rain and some flash flooding.

Began near Whipple (34.5500, -112.4600).

Source: NOAA Storm Events Database, event 1282695. Narratives are written by the National Weather Service forecast office that issued the report.

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