Arizona Severe Flood Watch | Effective 10/11/2026 03:21

Headline: 
Flood Watch issued October 11 at 3:21AM MST until October 12 at 5:00AM MST by NWS Flagstaff AZ
Event: 
Flood Watch
Urgency: 
Future
Effective: 
October 11, 2026 - 3:21am
Expires: 
October 12, 2026 - 5:00am
Description: 
* 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 tonight. * 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. 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.
Instruction: 
Have a way to receive Flash Flood Warnings and be prepared to take action should warnings be issued.
Area Description: 
Kaibab Plateau; Marble and Glen Canyons; Grand Canyon Country; Coconino Plateau; Yavapai County Mountains; Western Mogollon Rim; Eastern Mogollon Rim; Northern Gila County; Yavapai County Valleys and Basins; Oak Creek and Sycamore Canyons
Forcast Office: 
NWS Flagstaff AZ
Sender: 
w-nws.webmaster@noaa.gov