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Flash Flood Warning 0029
Issued by the Phoenix Forecast Office

Action Issued Starts Expiration
New 2026-08-09 23:29:39 2026-08-09 23:29:00 2026-08-10 02:30:00
Continued 2026-08-10 01:26:13 2026-08-10 02:30:00
Expired 2026-08-10 02:22:43 2026-08-10 02:30:00


Action: New
Issued At: 2026-08-09 23:29:39

151 
WGUS55 KPSR 100429
FFWPSR
AZC013-100730-
/O.NEW.KPSR.FF.W.0029.260810T0429Z-260810T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Phoenix AZ
929 PM MST Sun Aug 9 2026

The National Weather Service in Phoenix has issued a

* Flash Flood Warning for...
  Maricopa County in south central Arizona...

* Until 1230 AM MST.

* At 929 PM MST, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Between 0.5 and 1.25 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,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Estrella, Sonoran National Monument, Big Horn, Bosque and Mobile.

This includes the following highways...
AZ Interstate 8 between mile markers 125 and 134. AZ Route 238
between mile markers 10 and 19.

This includes the following streams and drainages...
  Sauceda Wash, Vekol Wash, Bender Wash, West Prong Waterman Wash,
  Gila River, Waterman Wash and Sand Tank Wash.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3282 11237 3290 11233 3298 11225 3308 11223
      3301 11257 3297 11263 3286 11255

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

SB


Action: Continued
Issued At: 2026-08-10 01:26:13

152 
WGUS75 KPSR 100625
FFSPSR

Flash Flood Statement
National Weather Service Phoenix AZ
1125 PM MST Sun Aug 9 2026

AZC013-100730-
/O.CON.KPSR.FF.W.0029.000000T0000Z-260810T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Maricopa AZ-
1125 PM MST Sun Aug 9 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1230 AM MST MONDAY FOR
MARICOPA COUNTY...

At 1125 PM MST, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 0.5 and 1.5 inches of rain have
fallen. 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, urban
         areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Estrella, Sonoran National Monument, Big Horn, Bosque and Mobile.

This includes the following highways...
AZ Interstate 8 between mile markers 125 and 134. AZ Route 238
between mile markers 10 and 19.

This includes the following streams and drainages...
  Sauceda Wash, Bender Wash, West Prong Waterman Wash, Gila River,
  Waterman Wash and Sand Tank Wash.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3282 11237 3290 11233 3298 11225 3308 11223
      3301 11257 3297 11263 3286 11255

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

SB


Action: Expired
Issued At: 2026-08-10 02:22:43

067 
WGUS75 KPSR 100722
FFSPSR

Flash Flood Statement
National Weather Service Phoenix AZ
1222 AM MST Mon Aug 10 2026

AZC013-100732-
/O.EXP.KPSR.FF.W.0029.000000T0000Z-260810T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Maricopa AZ-
1222 AM MST Mon Aug 10 2026

...FLASH FLOOD WARNING WILL EXPIRE AT 1230 AM MST EARLY THIS MORNING
FOR MARICOPA COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a
significant threat. However, there are still some running washes,
including in Bender Wash along I-8 east of Gila Bend. Please continue
to heed remaining road closures.

&&

LAT...LON 3282 11237 3290 11233 3298 11225 3308 11223
      3301 11257 3297 11263 3286 11255

$$

SB



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