NWS Flagstaff AZFF.W 0187September 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 6:15 p.m. local time on September 29. It was the 187th 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
- 3:22 p.m. PDT, September 29, 2026
- Expires
- 6:15 p.m. PDT, September 29, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KFGZ FF.W 0187
- Official source
- National Weather Service: the notice at its source
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 615 PM MST. * At 322 PM MST, Doppler radar indicated thunderstorms producing heavy rain in an area spanning from Prescott to near Paulden. Between 0.5 and 2 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch 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...Radar indicated. 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... Prescott, Williamson Valley, Cayuse Picnic Area, Alto Pit OHV, Wildwood Estates, Thumbe Butte, Sullivan Buttes, Downtown Prescott, Rancho Vista Estates, Sunset Lookout, Quartz Mountain, Copper Basin, Paulden, Granite Mountain Wilderness, Iron Springs, AC Williams Granite Creek Park, Whipple and Courthouse Plaza. This includes the following highways... State Route 69 near mile marker 296. State Route 89 between mile markers 310 and 313...and near mile marker 336. This includes the following recreation areas and campgrounds... Yavapai Campground, Yavapai Campground, Alto Pit OHV, Cayuse Picnic Area, Acker Park and AC Williams Granite Creek Park. This includes the following creeks, washes and rivers... Spence Creek, Bottleneck Wash, Dillon Wash, Mint Wash, Woolsey Wash, Iron Springs Wash, Big Chino Wash, Willow Creek, Hassayampa River, Bannon Creek, Mud Tank Wash, Butte Wash, Skull Valley Wash, Verde River, Granite Creek, Copper Basin Wash, Williamson Valley Wash, Cooper Wash, Little Chino Valley, Butte Creek, Finch Wash, Miller Creek, Logan Wash and Strickland Wash.
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.