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Home Return to list Areal Flood Advisory 0016 Issued by the Flagstaff Forecast Office
Action: New Issued At: 2026-08-11 17:31:55
502
WGUS85 KFGZ 112221
FLSFGZ
Flood Advisory
National Weather Service Flagstaff AZ
321 PM MST Tue Aug 11 2026
AZC005-120015-
/O.NEW.KFGZ.FA.Y.0016.260811T2221Z-260812T0015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coconino AZ-
321 PM MST Tue Aug 11 2026
...FLOOD ADVISORY IN EFFECT UNTIL 515 PM MST THIS AFTERNOON...
* 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.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 3528 11167 3527 11159 3520 11159 3517 11165
3517 11168 3519 11170 3524 11170
$$
JJ
Action: New Issued At: 2026-08-11 17:39:25
704
WGUS85 KFGZ 112221 RRA
FLSFGZ
Flood Advisory...RESENT
National Weather Service Flagstaff AZ
321 PM MST Tue Aug 11 2026
AZC005-120015-
/O.NEW.KFGZ.FA.Y.0016.260811T2221Z-260812T0015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coconino AZ-
321 PM MST Tue Aug 11 2026
...FLOOD ADVISORY IN EFFECT UNTIL 515 PM MST THIS AFTERNOON...
* 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.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 3528 11167 3527 11159 3520 11159 3517 11165
3517 11168 3519 11170 3524 11170
$$
JJ
Action: Continued Issued At: 2026-08-11 18:07:56
659
WGUS85 KFGZ 112307
FLSFGZ
Flood Advisory
National Weather Service Flagstaff AZ
407 PM MST Tue Aug 11 2026
AZC005-120015-
/O.CON.KFGZ.FA.Y.0016.000000T0000Z-260812T0015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coconino AZ-
407 PM MST Tue Aug 11 2026
...FLOOD ADVISORY REMAINS IN EFFECT UNTIL 515 PM MST THIS
AFTERNOON...
* WHAT...Flooding caused by excessive rainfall continues.
* 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 streets and low-water crossings may
become impassable.
* ADDITIONAL DETAILS...
- At 403 PM MST, Doppler radar indicated that rainfall intensity in
the Flagstaff area has decreased. Heavy rain earlier this
afternoon is leading to minor flooding. Between 0.75 and 1.5
inches of rain have fallen.
- This includes the following creeks, washes and rivers...
Schultz Creek, Clay Avenue Wash. Additional rainfall amounts of
0.15 to 0.25 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, Thorpe Park and Wheeler Park.
- Additional information is available at weather.gov/flagstaff.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 3528 11167 3527 11159 3520 11159 3517 11165
3517 11168 3519 11170 3524 11170
$$
JJ
Action: Expired Issued At: 2026-08-11 19:13:27
151
WGUS85 KFGZ 120012
FLSFGZ
Flood Advisory
National Weather Service Flagstaff AZ
512 PM MST Tue Aug 11 2026
AZC005-120022-
/O.EXP.KFGZ.FA.Y.0016.000000T0000Z-260812T0015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coconino AZ-
512 PM MST Tue Aug 11 2026
...FLOOD ADVISORY WILL EXPIRE FOR THE FLAGSTAFF AREA AT 515 PM MST
THIS AFTERNOON...
The Flood Advisory will expire at 515 PM MST this evening for a
portion of north central Arizona, including the Flagstaff area.
The heavy rain has ended. Flooding issues should continue to improve
during the evening. Please continue to heed remaining road closures.
&&
LAT...LON 3528 11167 3527 11159 3520 11159 3517 11165
3517 11168 3519 11170 3524 11170
$$
JJ
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