Flash Flood Warning
Flash Flood Warning issued October 21 at 11:02AM MST until October 21 at 3:00PM MST by NWS Flagstaff AZ
Affected area: Coconino, AZ
Effective: Oct 21, 2026 11:02 AM GMT-0700
Expires: Oct 21, 2026 3:00 PM GMT-0700
Alert details
FFWFGZ
The National Weather Service in Flagstaff has issued a
* Flash Flood Warning for…
The Moenkopi Wash in…
Coconino County in north central Arizona…
* Until 300 PM MST /400 PM MDT/.
* At 1102 AM MST /1202 PM MDT/, a river gauge on the Moenkopi Wash
reported a rapid rise of around 8 feet from thunderstorms producing
heavy rain over the Moenkopi Wash. Flash flooding is ongoing or
expected to begin shortly.
HAZARD…Life threatening flash flooding. Thunderstorms producing
flash flooding in and around the Moenkopi Wash.
SOURCE…River gauge reported.
IMPACT…Life threatening flash flooding of areas in and around the
Moenkopi Wash.
* Some locations that will experience flash flooding include…
Moenkopi.
This includes the following highways…
Highway 160 between mile markers 318 and 321. U.S. Highway 89 between
mile markers 476 and 478. State Route 264 between mile markers 323
and 324.
This includes the following creeks, washes and rivers…
Little Colorado River, Begashibito Wash, Fivemile Wash, Moenkopi
Wash and Hamblin Wash.
Safety information
This is a life threatening situation. Heavy rainfall will cause
extensive and severe flash flooding of creeks…streams…and ditches
in the Moenkopi Wash. Severe debris flows can also be anticipated
across roads. Roads and driveways may be washed away in places. If
you encounter flood waters…climb to safety.
Source: NWS Flagstaff AZ
View the official National Weather Service alert
This post is automatically updated from official National Weather Service alert data.
