Headline:
Flood Watch issued August 14 at 12:10AM MST until August 14 at 8:00PM MST by NWS Flagstaff AZ
Event:
Flood Watch
Urgency:
Future
Effective:
August 14, 2026 - 12:10am
Expires:
August 14, 2026 - 8:00pm
Description:
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Grand Canyon, Kaibab Plateau, Marble and Glen Canyons.
* WHEN...From 11 AM MST /noon MDT/ this morning through this
evening.
* 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...
- Thunderstorms are expected to develop this afternoon and continue
into the early evening hours across northwestern Arizona. With
deep monsoonal moisture in place, any stronger storm will have
the potential to produce heavy rainfall and cause flash flooding.
- Some locations that may experience flooding include...
Page area Slot Canyons, Supai, and the Grand Canyon National Park
downstream of the Dragon Bravo Fire scar.
- 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:
Kaibab Plateau; Marble and Glen Canyons; Grand Canyon Country
Forcast Office:
NWS Flagstaff AZ
Sender:
w-nws.webmaster@noaa.gov