洪水警报

* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...The Little Colorado River from Holbrook to Leupp.

* WHEN...Until 300 AM MST /400 AM MDT/ Saturday.

* IMPACTS...Flooding of the Little Colorado River is imminent or
occurring. Further rises in the water levels are expected. Deadly
flooding over low-water crossings.

* ADDITIONAL DETAILS...
- At 515 AM MST /615 AM MDT/, a river gauge reported falling water
levels at Woodruff, however elevated flow reminded from Holbrook
to Winslow. Elevated flow is forecast to continue through this
afternoon, with downstream impacts at Birdsprings likely later
this evening.
- For the Little Colorado River at Holbrook:
At 4:30am MST /5:30am MDT/ the stage was 14.34 feet.
Flood Stage is 15.5 feet.
Forecast: A crest of 16.41 feet is expected at 1:00pm MST /2:00pm
MDT/ Friday.
Impacts:
At 15.5 feet: Railroad bridge affected. Overflow on South Bank.

For the Little Colorado River at Joseph City:
At 4:30am MST /5:30am MDT/ the stage was 5.57 feet.
Flood Stage is 9.0 feet.
Forecast: A crest of 6.5 feet is expected at 2:00pm MST /3:00pm
MDT/ Friday.
Impacts:
At 7.5 feet: Potential downstream lowland overflow.
At 9.0 feet: Flood stage. Minor overflow on right (north) bank,
with no threat to any buildings, mainly rural countryside.

For Little Colorado River at Winslow:
At 5:00am MST /6:00am MDT/ the stage was 17.26 feet.
Flood Stage is 19.0 feet.
Forecast: Water levels remain above action stage through 10:00am
MST /11:00am MDT/ Saturday.
Impacts:
At 17.0 feet: Downstream, the approaches to the bridge over the
river on Navajo Route 71 near Bird Springs will flood, and Leupp
will be within 3 feet of flooding problems. The river will crest
at Navajo Route 71 approximately 18 hours after the river crests
at Winslow. Minor lowland overflow on right bank at Winslow.
At 18.0 feet: Flow above this level for approximately 6 hours or
more may cause erosion to the levee and eventual leakage or
failure.


- Additional information is available at weather.gov/flagstaff.