* WHAT...Flash flooding caused by excessive rainfall continues to be possible.
* WHERE...western Coconino, northern Gila, far southern Navajo, and Yavapai counties.
* WHEN...Through late Sunday night.
* IMPACTS...Flash flooding will be possible in creeks, normally dry washes, swimming holes, and over recently burned areas. Raging killer currents will be possible in side canyons and narrow slot canyons. Low-water crossings may be flooded.
* ADDITIONAL DETAILS... - Showers and thunderstorms are expected to increase in coverage through today, and continue through the overnight hours into Sunday. With deep tropical moisture in place from the remnants of Tropical Storm Rachel, periods of embedded heavy rainfall will be possible leading to flash flooding. Additionally, the extended period of rain could lead to elevated flow in creeks, normally dry washes, and rivers. - Additional information is available at weather.gov/flagstaff.