NWS Flagstaff AZFF.W 0172September 16, 2026
Flash Flood Warning: Coconino and Yavapai, AZ
The National Weather Service office in Flagstaff issued a flash flood warning for Coconino and Yavapai in Arizona, which was in force until 5:15 p.m. local time on September 16. It was the 172nd flash flood warning the NWS office in Flagstaff issued in 2026. Arizona had 145 flash flood warnings in September 2026, against 41 in an average September of 2008-2025 (Arizona's flash flood warnings by year).
ExpiredWarning
In force for 4.1 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 and Yavapai
- State
- Arizona
- Level
- Warning
- Issued
- 1:09 p.m. PDT, September 16, 2026
- Expires
- 5:15 p.m. PDT, September 16, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KFGZ FF.W 0172
- 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 Pocket Fire scar in... Coconino County in north central Arizona... Yavapai County in west central Arizona... * Until 515 PM MST. * At 109 PM MST, Doppler radar indicated thunderstorms producing heavy rain over the Pocket Fire scar. Up to 1.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Pocket Fire scar. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of areas in and around the Pocket Fire scar. * Some locations that will experience flash flooding include... Sedona, Edge of the World, East Pocket Lookout Tower, Fernow Cabin, Slide Rock State Park, Red Rock-Secret Mountain Wilderness, West Fork of Oak Creek, Indian Gardens and Uptown Sedona. This includes the following highways... State Route 179 near mile marker 313. State Route 89A between mile markers 366 and 368...and between mile markers 374 and 385. This includes the following recreation areas and campgrounds... Manzanita Campground and Cave Springs Campground. This includes the following swimming holes... Slide Rock, Encinoso, Grasshopper Point and Midgely Bridge. This includes the following creeks, washes and rivers... Dry Creek, Spring Creek, West Fork Oak Creek and Oak Creek.
What the agency told people to do
Flash flooding is occurring or imminent within and downstream of the Pocket Fire scar. Severe debris flow are expected within Dry Creek, Secret Canyon, Long Canyon, Bear Sign Canyon, and the West Fork of Oak Creek. Oak Creek may also see elevated flow from the West Fork confluence to Sedona. Campers and hikers should get away from creeks and move to higher ground immediately! Stay away or be swept away!
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.