NWS Flagstaff AZFF.W 0138August 29, 2026
Flash Flood Warning: Coconino, AZ
The National Weather Service office in Flagstaff issued a flash flood warning for Coconino in Arizona, which was in force until 8:30 p.m. local time on August 29. It was the 138th flash flood warning the NWS office in Flagstaff issued in 2026. Arizona had 177 flash flood warnings in August 2026, against 108 in an average August of 2008-2025 (Arizona's flash flood warnings by year).
ExpiredWarning
In force for 2.9 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Flagstaff AZ
- Area
- Coconino
- State
- Arizona
- Level
- Warning
- Issued
- 5:37 p.m. PDT, August 29, 2026
- Expires
- 8:30 p.m. PDT, August 29, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KFGZ FF.W 0138
- Official source
- National Weather Service: the notice at its source
Flash Flood Warnings in Arizona since 2008Every warning type in Arizona
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The Paria River in... Coconino County in north central Arizona... * Until 830 PM MST. * At 537 PM MST, Heavy rain that occurred earlier in Utah produced a gage rise of nearly 3 feet along the Paria River just north of the Arizona border. As a result, this flood wave will move through the slot canyon area of the northern Paria River. HAZARD...Life threatening flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of areas in and around the Paria River. * Some locations that will experience flash flooding include... Paria Canyon and Paria River Slot Canyon. This includes the following creeks, washes and rivers... Paria River.
What the agency told people to do
Get out of the Paria River slot canyon!
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.