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Flash Flood Warning 0252
Issued by the Tucson Forecast Office

Action Issued Starts Expiration
New 2026-11-01 11:44:17 2026-11-01 11:43:00 2026-11-01 14:45:00
Time Extended 2026-11-01 14:40:53 2026-11-01 16:45:00
Expired 2026-11-01 16:38:26 2026-11-01 16:45:00


Action: New
Issued At: 2026-11-01 11:44:17

828 
WGUS55 KTWC 011743
FFWTWC
AZC019-012045-
/O.NEW.KTWC.FF.W.0252.261101T1743Z-261101T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tucson AZ
1043 AM MST Sun Nov 1 2026

The National Weather Service in Tucson has issued a

* Flash Flood Warning for...
  South Central Pima County in southeastern Arizona...

* Until 145 PM MST.

* At 1043 AM MST, Doppler radar and automated rain gauges indicated
  heavy rain falling across the warned area. Up to 1 inch of rain has
  fallen. Flash flooding is ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Radar and automated gauges.

  IMPACT...Flash flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other poor
           drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Mainly rural areas of South Central Pima County.

This includes Route 286 between mile markers 9 and 32.

This includes the following Flash Flood Prone Locations...
Arivaca Rd from Arivaca Junction & HWY 286.

This includes the following streams and drainages...
  Placeritos Wash, Peņitas Wash, Guijas Wash, Las, Seco, Arroyo,
  Legunita Wash, San Luis Wash, Solano Wash, Altar Wash, Puertocito
  Wash, Compartidero, Arroyo del, Santa Margarita Wash, Fresno Wash,
  Sabino Wash, Old Junction Wash, Bailey Wash, Little Thomas Wash,
  Saucito Wash, Banner Wash, Contreras Wash, Sopori Wash, Thomas
  Canyon Wash, Brown Wash, Arivaca Creek, Moras Wash, Las,
  Champurrado Wash, Bolas Blancas Wash and Cerro Prieto Wash.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3158 11130 3182 11119 3193 11144 3188 11150
      3160 11156

FLASH FLOOD...RADAR AND GAUGE INDICATED

$$

AWH


Action: Time Extended
Issued At: 2026-11-01 14:40:53

525 
WGUS55 KTWC 012040
FFWTWC
AZC019-012245-
/O.EXT.KTWC.FF.W.0252.000000T0000Z-261101T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tucson AZ
140 PM MST Sun Nov 1 2026

The National Weather Service in Tucson has extended the

* Flash Flood Warning for...
  South Central Pima County in southeastern Arizona...

* Until 345 PM MST.

* At 140 PM MST, Between 1 and 2 inches of rain have fallen over the
  last 3 hours. Additional rainfall amounts up to 1 inch are possible
  in the warned area. Runoff from the rainfall is expected to
  continue and area washes are still running, so the Flash Flood
  Warning has been extended.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Radar and automated gauges.

  IMPACT...Flash flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other poor
           drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Mainly rural areas of South Central Pima County.

This includes Route 286 between mile markers 9 and 32.

This includes the following Flash Flood Prone Locations...
Arivaca Rd from Arivaca Junction & HWY 286.

This includes the following streams and drainages...
  Sopori Wash, Santa Margarita Wash, Little Thomas Wash, Solano Wash,
  Placeritos Wash, Brown Wash, Fresno Wash, Guijas Wash, Las,
  Contreras Wash, Moras Wash, Las, Bailey Wash, Cerro Prieto Wash,
  Thomas Canyon Wash, Altar Wash, Old Junction Wash, Bolas Blancas
  Wash, Arivaca Creek, Banner Wash, Seco, Arroyo, Sabino Wash,
  Champurrado Wash, Puertocito Wash, Legunita Wash, Peņitas Wash, San
  Luis Wash, Saucito Wash and Compartidero, Arroyo del.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3158 11130 3182 11119 3193 11144 3188 11150
      3160 11156

FLASH FLOOD...RADAR AND GAUGE INDICATED

$$

AWH


Action: Expired
Issued At: 2026-11-01 16:38:26

792 
WGUS75 KTWC 012238
FFSTWC

Flash Flood Statement
National Weather Service Tucson AZ
338 PM MST Sun Nov 1 2026

AZC019-012248-
/O.EXP.KTWC.FF.W.0252.000000T0000Z-261101T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pima AZ-
338 PM MST Sun Nov 1 2026

...FLASH FLOOD WARNING WILL EXPIRE AT 345 PM MST THIS AFTERNOON FOR
SOUTH CENTRAL PIMA COUNTY...

Although rainfall runoff will continue to drain into normally dry
washes and significant ponding of water is still likely in roadway
dips and other low-lying areas...flash flooding is no longer expected
to pose a threat. Please continue to heed remaining road closures.

A Flood Watch remains in effect until 500 AM MST Monday for a portion
of Southeast Arizona.

&&

LAT...LON 3158 11130 3182 11119 3193 11144 3188 11150
      3160 11156

$$

CWR



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