山洪警报

FFWFGZ

The National Weather Service in Flagstaff has issued a

* Flash Flood Warning for...
The Havasu Creek basin in...
Coconino County in north central Arizona...

* Until 900 AM MST Tuesday.

* At 205 AM MST, a river gauge on Cataract Creek reported a rapid
rise of 5.38 feet as a result of heavy rain far upstream. A flood
wave is traveling through Cataract/Havasu Creek. Estimated time for
impacts to begin at Supai is between 9 AM to noon MST, though this
may change. Stay tuned to future updates for refinements on this
estimate.

HAZARD...Life threatening flash flooding. Heavy rain producing
flash flooding in and around the Havasu Creek basin.

SOURCE...River gauge reported.

IMPACT...Life threatening flash flooding of areas in and around the
Havasu Creek basin.

* For Cataract Creek at Cataract Creek Below Heather Wash:
At 1:30am the stage was 4.46 feet.
Flood Stage is 7.5 feet.
Impacts:
At 7.5 feet: 450 cfs flow. May cause minor flooding downstream in
Supai campground 4 to 7 hours later.
At 10.0 feet: 1520 cfs flow. May cause moderate flooding downstream
in Suapi village 4 to 7 hours later.

Some locations that will experience flash flooding include...
Supai, Havasupai Reservation, Little Navajo Falls, Mooney Falls and
Beaver Falls.

This includes the Colorado River between river miles 156 and 158.

This includes the following recreation areas and campgrounds...
Very Last Chance Camp Site.

This includes the following swimming holes...
All swimming holes on Havasu Creek near Supai.

This includes the following creeks, washes and rivers...
Heather Wash, Sinyella Canyon, Little Coyote Canyon, Pasture Wash,
Havasu Creek, Black Tank Wash, Colorado River and Coconino Wash.