Flash Flood Warning
NWS Phoenix AZ ยท US
English
Flash Flood Warning Issued September 16 At 12:42PM MST Until September 16 At 4:45PM 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 4:45 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... * Until 445 PM MST. * At 1242 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1.5 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches 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... Scottsdale, New River, Cave Creek, Carefree, Desert Mountain and Seven Springs.
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Affected areas
- Maricopa County, AZ
Public contact
- Issuer
- NWS Phoenix AZ
- Website
- http://www.weather.gov
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 4:45 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
Public contact
- Issuer
- NWS Phoenix AZ
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~24s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2NVVS11Z8C5G0MFRPS7GHSX
- Identifier
- urn:oid:2.49.0.1.840.0.5d938ffdd8c5b0acb953c906f6dc168f12a97d64.001.1
- 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.2602
- WMO heading
- XOUS55
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 55
English
Event codes
| Name | Value |
|---|---|
| SAME | FFW |
| NationalWeatherService | FFW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | FFWPSR |
| WMOidentifier | WGUS55 KPSR 161942 |
| flashFloodDetection | RADAR INDICATED |
| flashFloodDamageThreat | CONSIDERABLE |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KPSR.FF.W.0068.260916T1942Z-260916T2345Z/ |
| eventEndingTime | 2026-09-16T16:45:00-07:00 |
| WEAHandling | Imminent Threat |
| CMAMtext | NWS: FLASH FLOOD WARNING this area til 4:45 PM MST. Avoid flooded areas. |
| CMAMlongtext | National Weather Service: A FLASH FLOOD WARNING is in effect for this area until 4:45 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. |
Spanish
Event codes
| Name | Value |
|---|---|
| SAME | FFW |
| NationalWeatherService | FFW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | FFWPSR |
| WMOidentifier | WGUS55 KPSR 161942 |
| flashFloodDetection | RADAR INDICATED |
| flashFloodDamageThreat | CONSIDERABLE |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KPSR.FF.W.0068.260916T1942Z-260916T2345Z/ |
| eventEndingTime | 2026-09-16T16:45:00-07:00 |
| WEAHandling | Imminent Threat |
| CMAMtext | SNM: AVISO DE INUNDACIONES REPENTINAS hasta 4:45 PM MST. Evite areas inundadas. |
| CMAMlongtext | Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 4:45 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
English
Location data
- Maricopa County, AZ
| Name | Value |
|---|---|
| SAME | 004013 |
| UGC | AZC013 |
- Polygons
- 34.01,-111.81 33.8,-111.85 33.81,-112.1 34.04,-112.1 34.01,-111.83 34.01,-111.81
Spanish
Location data
- Maricopa County, AZ
| Name | Value |
|---|---|
| SAME | 004013 |
| UGC | AZC013 |
- Polygons
- 34.01,-111.81 33.8,-111.85 33.81,-112.1 34.04,-112.1 34.01,-111.83 34.01,-111.81