Flash Flood Warning Issued for Coconino County

On Sunday, August 30th, the National Weather Service in Flagstaff issued a flash flood warning for Coconino County, effective until 2 p.m. Meteorologists alerted the public to life-threatening flash flooding conditions expected in and around the Antelope Creek basin.

Flash floods pose a significant danger in Arizona's desert environment. These events occur rapidly, often within six hours of heavy rainfall. Even minimal rainfall, sometimes less than an inch per hour, can trigger severe runoff because desert soils absorb water poorly, especially after dry periods. Steep canyons and wildfire-affected areas further elevate the risk of dangerous water flows.

A flash flood watch indicates favorable conditions for flooding, urging residents to stay informed and plan accordingly. However, a flash flood warning signifies that flooding is imminent or already happening, requiring immediate attention and adherence to safety guidelines for desert environments.