Arizona Severe Flood Watch | Effective 08/12/2026 21:58

Headline: 
Flood Watch issued August 12 at 9:58PM MST until August 13 at 12:00AM MST by NWS Flagstaff AZ
Event: 
Flood Watch
Urgency: 
Future
Effective: 
August 12, 2026 - 9:58pm
Expires: 
August 13, 2026 - 12:00am
Description: 
* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of east central and west central Arizona, including the following areas, in east central Arizona, Northern Gila County. In west central Arizona, Oak Creek and Sycamore Canyons and Yavapai County. * WHEN...Until midnight MST 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... - Additional heavy rainfall is possible late this evening as activity moves in from the south and west. - 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. Consider changing your plans if you were going to hike, boat, or paddleboard to a slot canyon or normally dry wash. If you do still decide to recreate, check in at a nearby visitor center or ranger station.
Area Description: 
Yavapai County Mountains; Northern Gila County; Yavapai County Valleys and Basins; Oak Creek and Sycamore Canyons
Forcast Office: 
NWS Flagstaff AZ
Sender: 
w-nws.webmaster@noaa.gov