Flood Advisory
Flood Advisory issued August 11 at 3:21PM MST until August 11 at 5:15PM MST by NWS Flagstaff AZ
Affected area: Coconino, AZ
Effective: Aug 11, 2026 3:21 PM GMT-0700
Expires: Aug 11, 2026 5:15 PM GMT-0700
Alert details
* WHAT…Flooding caused by excessive rainfall is expected.
* WHERE…Flagstaff area in Coconino County in north central
Arizona…
* WHEN…Until 515 PM MST.
* IMPACTS…Minor flooding in creeks and normally dry washes is
imminent or occurring. Some low-water crossings may become
impassable.
* ADDITIONAL DETAILS…
– At 320 PM MST, Doppler radar indicated heavy rain due to
thunderstorms. Minor flooding is ongoing or expected to begin
shortly in the advisory area. Between 0.75 and 1.25 inches of
rain have fallen.
– This includes the following creeks, washes and rivers…
Schultz Creek. Additional rainfall amounts of 0.25 to 0.75 inches
are expected over the area. This additional rain will result in
minor flooding.
– Some locations that will experience flooding include…
Flagstaff, Northern Arizona University, Country Club, Sunnyside,
Railroad Springs, Downtown Flagstaff, Fort Valley, Cheshire,
Coconino Estates, Mt Elden Estates, Mt. Elden, Dry Lake Hills,
Schultz Pass, East Flagstaff, Riordan Mansion State Historic Park
and Cheshire Park.
– This includes the following highways…
Interstate 40 between mile markers 194 and 200. Route 66 between
mile markers 193 and 200. Highway 180 between mile markers 217
and 220.
This includes the following recreation areas andcampgrounds…
Buffalo Park, McPherson Park, Bushmaster Park, Woody Mountain
Campground, Ponderosa Trails Park, Thorpe Park and Wheeler Park.
– Additional information is available at weather.gov/flagstaff.
Safety information
Be aware of your surroundings and do not drive on flooded roads.
Low water crossings will become dangerous in heavy rain. Do not
attempt to cross flooded roads. Find an alternate route.
Source: NWS Flagstaff AZ
View the official National Weather Service alert
This post is automatically updated from official National Weather Service alert data.
