Warning Vector

Flash Flood Warning

NWS Phoenix AZ ยท US

New WEA requested

English

Flash Flood Warning Issued September 24 At 10:09AM MST Until September 24 At 1:15PM MST By NWS Phoenix AZ

Event
Flash Flood Warning
Issued
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Immediate
Severity
Severe
Certainty
Likely
Response
Avoid

Wireless alert

National Weather Service: A FLASH FLOOD WARNING is in effect for this area until 1:15 PM MST. This is a dangerous and life-threatening situation. Do not attempt to travel unless you are fleeing an area subject to flooding or under an evacuation order.

Description

Overview

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Maricopa County in south central Arizona... Pinal County in southeastern Arizona... * Until 115 PM MST. * At 1009 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. The expected rainfall rate is 0.5 to 1.5 inches in 1 hour. 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.

Impacts

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, Estrella Sailport, Bosque and Mobile.

Instructions

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Affected areas

  • Maricopa County, AZ
  • Pinal County, AZ

Public contact

Issuer
NWS Phoenix AZ

Spanish

Event
Flash Flood Warning
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Immediate
Severity
Severe
Certainty
Likely
Response
Avoid

Wireless alert

Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 1:15 PM MST. Esta es una situacion peligrosa y amenaza la vida. No intente viajar a menos que sea para abandonar un area propensa a inundaciones o bajo una orden de desalojo.

Affected areas

  • Maricopa County, AZ
  • Pinal County, AZ

Public contact

Issuer
NWS Phoenix AZ

Message record

Received
Issue to receipt
~48s
CAP status
Actual
CAP message type
Alert
Lifecycle
New
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M3A6A3ZZJD61X9078VE66RRB
Identifier
urn:oid:2.49.0.1.840.0.6c74a85d057f4b29b4a65c8ec3419c40d4651fac.001.1
Sender
w-nws.webmaster@noaa.gov
Scope
Public
CAP source
211803 v2.3.0
Handling codes
IPAWSv1.0
Issuing office
NWS Phoenix AZ
AWIPS ID
CAPPSR
NWWS sequence
nwws_processor.7166
WMO heading
XOUS55
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
55

Event codes

NameValue
SAMEFFW
NationalWeatherServiceFFW

Parameters

NameValue
AWIPSidentifierFFWPSR
WMOidentifierWGUS55 KPSR 241709
flashFloodDetectionRADAR INDICATED
flashFloodDamageThreatCONSIDERABLE
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
EAS-ORGWXR
VTEC/O.NEW.KPSR.FF.W.0074.260924T1709Z-260924T2015Z/
eventEndingTime2026-09-24T13:15:00-07:00
WEAHandlingImminent Threat
CMAMtextNWS: FLASH FLOOD WARNING this area til 1:15 PM MST. Avoid flooded areas.
CMAMlongtextNational Weather Service: A FLASH FLOOD WARNING is in effect for this area until 1:15 PM MST. This is a dangerous and life-threatening situation. Do not attempt to travel unless you are fleeing an area subject to flooding or under an evacuation order.

Event codes

NameValue
SAMEFFW
NationalWeatherServiceFFW

Parameters

NameValue
AWIPSidentifierFFWPSR
WMOidentifierWGUS55 KPSR 241709
flashFloodDetectionRADAR INDICATED
flashFloodDamageThreatCONSIDERABLE
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
EAS-ORGWXR
VTEC/O.NEW.KPSR.FF.W.0074.260924T1709Z-260924T2015Z/
eventEndingTime2026-09-24T13:15:00-07:00
WEAHandlingImminent Threat
CMAMtextSNM: AVISO DE INUNDACIONES REPENTINAS hasta 1:15 PM MST. Evite areas inundadas.
CMAMlongtextServicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 1:15 PM MST. Esta es una situacion peligrosa y amenaza la vida. No intente viajar a menos que sea para abandonar un area propensa a inundaciones o bajo una orden de desalojo.
Locations

Location data

  • Maricopa County, AZ
  • Pinal County, AZ
NameValue
SAME004013
SAME004021
UGCAZC013
UGCAZC021
Polygons
33.01,-112.2 32.94,-112.65 32.98,-112.66 32.99,-112.66 33.08,-112.33 33.11,-112.13 33.03,-112.11 33.01,-112.2

Location data

  • Maricopa County, AZ
  • Pinal County, AZ
NameValue
SAME004013
SAME004021
UGCAZC013
UGCAZC021
Polygons
33.01,-112.2 32.94,-112.65 32.98,-112.66 32.99,-112.66 33.08,-112.33 33.11,-112.13 33.03,-112.11 33.01,-112.2