Flash Flood in Yavapai County, Arizona

Flash Flood September 28, 2025 · Yavapai County, Arizona

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

What the National Weather Service wrote

The county stream gauge at Mayer (54936 - Big Bug Creek @ SR 69) reported a 4.4 ft rise in 30 minutes, peaking at 1:55 pm.

The wider storm

An early season low pressure system moved into southeastern California and cut off from the main steering flow. Leftover monsoon moisture from the subtropics combined with the stalled low pressure system and brought a 4 day period of severe weather and flash flooding.

Began near Mayer (34.4000, -112.2300).

Source: NOAA Storm Events Database, event 1290733. Narratives are written by the National Weather Service forecast office that issued the report.

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