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Home Return to list Areal Flood Advisory 0015 Issued by the Flagstaff Forecast Office
Action: New Issued At: 2026-08-10 14:48:54
974
WGUS85 KFGZ 101948
FLSFGZ
Flood Advisory
National Weather Service Flagstaff AZ
1248 PM MST Mon Aug 10 2026
AZC005-102145-
/O.NEW.KFGZ.FA.Y.0015.260810T1948Z-260810T2145Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coconino AZ-
1248 PM MST Mon Aug 10 2026
...FLOOD ADVISORY IN EFFECT UNTIL 245 PM MST THIS AFTERNOON...
* WHAT...Flooding caused by excessive rainfall is expected.
* WHERE...West Flagstaff in Coconino County in north central
Arizona...
* WHEN...Until 245 PM MST.
* IMPACTS...Minor flooding in creeks and normally dry washes is
imminent or occurring. Dangerous flooding over low-water crossings.
* ADDITIONAL DETAILS...
- At 1246 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 1.5 inches of rain
have fallen.
- This includes the following creeks, washes and rivers...
Clay Avenue Wash impacting Flagstaff. Additional rainfall amounts
of 0.25 to 0.5 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, Railroad Springs,
Downtown Flagstaff, Coconino Estates, Flagstaff Ranch, A One Lake
and Riordan Mansion State Historic Park.
- This includes the following highways...
Interstate 40 between mile markers 194 and 196. Route 66 between
mile markers 193 and 196.
This includes the following recreation areas andcampgrounds...
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 3523 11169 3521 11163 3517 11165 3517 11168
3519 11171 3523 11171
$$
JJ
Action: Continued Issued At: 2026-08-10 15:40:55
451
WGUS85 KFGZ 102038
FLSFGZ
Flood Advisory
National Weather Service Flagstaff AZ
138 PM MST Mon Aug 10 2026
AZC005-102145-
/O.CON.KFGZ.FA.Y.0015.000000T0000Z-260810T2145Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coconino AZ-
138 PM MST Mon Aug 10 2026
...FLOOD ADVISORY REMAINS IN EFFECT UNTIL 245 PM MST THIS
AFTERNOON...
* WHAT...Flooding caused by excessive rainfall continues.
* WHERE...West Flagstaff in Coconino County in north central
Arizona...
* WHEN...Until 245 PM MST.
* IMPACTS...Minor flooding in creeks and normally dry washes is
imminent or occurring. Dangerous flooding over low-water crossings.
* ADDITIONAL DETAILS...
- At 137 PM MST, Doppler radar indicated heavy rain due to
thunderstorms. Minor flooding is ongoing in the advisory area.
Between 1.25 and 2.25 inches of rain have fallen.
- This includes the following creeks, washes and rivers...
Clay Avenue Wash. Additional rainfall amounts of 0.15 to 0.25
inches are expected over the area. This additional rain will
result in continued minor flooding.
- Some locations that will experience flooding include...
Flagstaff, Northern Arizona University, Railroad Springs,
Downtown Flagstaff, Coconino Estates, Flagstaff Ranch, A One Lake
and Riordan Mansion State Historic Park.
- This includes the following highways...
Interstate 40 between mile markers 194 and 196. Route 66 between
mile markers 193 and 196.
This includes the following recreation areas andcampgrounds...
Woody Mountain Campground, Ponderosa Trails Park, Thorpe Park and
Wheeler Park.
- Additional information is available at weather.gov/flagstaff.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be aware of your surroundings and do not drive on flooded roads.
Low water crossings will become dangerous in heavy rain. Do not
attempt to cross flooded roads. Find an alternate route.
&&
LAT...LON 3523 11169 3521 11163 3517 11165 3517 11168
3519 11171 3523 11171
$$
JJ
Action: Expired Issued At: 2026-08-10 16:41:57
323
WGUS85 KFGZ 102141
FLSFGZ
Flood Advisory
National Weather Service Flagstaff AZ
241 PM MST Mon Aug 10 2026
AZC005-102151-
/O.EXP.KFGZ.FA.Y.0015.000000T0000Z-260810T2145Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coconino AZ-
241 PM MST Mon Aug 10 2026
...FLOOD ADVISORY FOR WEST FLAGSTAFF WILL EXPIRE AT 245 PM MST THIS
AFTERNOON...
The Flood Advisory will expire at 345 PM MDT /245 PM MST/ this
afternoon for western portions of the Flagstaff area.
The heavy rain has ended and flood waters should continue to recede.
Please continue to heed any remaining road closures.
&&
LAT...LON 3523 11169 3521 11163 3517 11165 3517 11168
3519 11171 3523 11171
$$
JJ
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