NWS / NOAA weather: Flash Flood Warning issued July 28 at 6:45PM MST until July 28 at 11:00PM MST by NWS Flagstaff AZ
At 645 PM MST, doppler radar indicated that the heavy rain has ended
over the Havasu Creek basin. However, flooding remains a threat from
earlier heavy rainfall. Between 0.5 and 1.5 inches of rain have
fallen. At 200 PM MST, a river gauge on Havasu Creek reported a rapid
rise of 2.5 feet from thunderstorms producing heavy rain over the
Havasu Creek basin. This rise is expected to reach Supai between 6 PM
and 9 PM MST. Flash flooding is already occurring.
HAZARD...Life threatening flash flooding. Thunderstorms 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.
Some locations that will experience flash flooding include...
Little Navajo Falls, Mooney Falls, Beaver Falls, Havasupai
Reservation, Supai and Hualapai Hilltop.
This includes the Colorado River between river miles 156 and 158.
This includes the following swimming holes...
All swimming holes on Havasu Creek near Supai.
This includes the following creeks, washes and rivers...
Little Coyote Canyon, Sinyella Canyon, Heather Wash, Colorado
River, Pasture Wash, Black Tank Wash and Havasu Creek.
- Severity
- Severe (4/5) · CAP Severe
- This month
- 2181st Weather alert at severity 4+ in the last 30 days