NWS Flagstaff AZFF.W 0184September 29, 2026
Flash Flood Warning: Yavapai, AZ
The National Weather Service office in Flagstaff issued a flash flood warning for Yavapai in Arizona, which was in force until 4:45 a.m. local time on September 29. It was the 184th 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 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
- Yavapai
- State
- Arizona
- Level
- Warning
- Issued
- 1:52 a.m. PDT, September 29, 2026
- Expires
- 4:45 a.m. PDT, September 29, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KFGZ FF.W 0184
- 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... Yavapai County in west central Arizona... * Until 445 AM MST. * At 152 AM MST, a river gauge on Granite Creek in Prescott reported a rapid rise of 4 feet from thunderstorms producing heavy rain in Granite Creek River Gauge. Between 0.5 and 0.75 inches of rain have fallen recently. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...River gauge reported. IMPACT...Life threatening flash flooding of creeks and streams, normally dry washes, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Chino Valley, Prescott, Prescott Regional Airport, Embry-Riddle Aeronautical University, Willow Creek Reservoir, Watson Lake, Downtown Prescott, Jim McCasland Willow Creek Park, Watson Lake Park, Whipple, AC Williams Granite Creek Park, Courthouse Plaza and Acker Park. This includes the following highways... State Route 69 near mile marker 296. State Route 89 between mile markers 310 and 320. State Route 89A between mile markers 318 and 319. This includes the following recreation areas and campgrounds... Acker Park, AC Williams Granite Creek Park and Watson Lake Park. This includes the following creeks, washes and rivers... Willow Creek, Verde River, Bottleneck Wash, Little Chino Valley, Miller Creek, Granite Creek and Bannon Creek.
What the agency told people to do
Flooding of washes and creeks will occur, some dirt roads will become muddy and impassable. Paved roads and underpasses could become flooded as well.
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.