NWS Flagstaff AZFF.W 0145September 11, 2026
Flash Flood Warning: Navajo, AZ
The National Weather Service office in Flagstaff issued a flash flood warning for Navajo in Arizona, which was in force until 3:45 p.m. local time on September 11. It was the 145th 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 3.2 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Flagstaff AZ
- Area
- Navajo
- State
- Arizona
- Level
- Warning
- Issued
- 12:31 p.m. PDT, September 11, 2026
- Expires
- 3:45 p.m. PDT, September 11, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KFGZ FF.W 0145
- 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... Navajo County in north central Arizona... * Until 345 PM MST. * At 1231 PM MST, Doppler radar indicated thunderstorms producing heavy rain from Clay Springs to north of Show Low. Between 1.5 and 2.5 inches of rain have fallen. Additional rainfall amounts up to 0.5 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...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... Show Low, Taylor, Schoens Lake, Linden, Ned Lake, Fool Hollow Lake, Telephone Lake, Pintail Lake, Pinedale, Clay Springs, White Mountain Lakes Estates, White Mountain Lake Estates and White Mountain Lake Airport. This includes the following highways... State Route 260 between mile markers 322 and 336. State Route 77 between mile markers 343 and 351. This includes the following recreation areas and campgrounds... Fool Hollow Lake Recreation Area Campground. This includes the following creeks, washes and rivers... Dodson Wash, Pinedale Wash, Linden Draw, Show Low Creek, Hog Wash, Cottonwood Wash, Rocky Arroyo, Stinson Wash and Silver 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. Low water crossings will become dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.
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.