<alert><identifier>urn:oid:2.49.0.1.840.0.f9f64b96caf15621e9753f45f56787dde8f7fb4f.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2025-09-18T17:34:00-07:00</sent><status>Actual</status><msgType>Alert</msgType><scope>Public</scope><code>IPAWSv1.0</code><info><language>en-US</language><category>Met</category><event>Flash Flood Warning</event><responseType>Avoid</responseType><urgency>Immediate</urgency><severity>Severe</severity><certainty>Likely</certainty><eventCode><valueName>SAME</valueName><value>FFW</value></eventCode><eventCode><valueName>NationalWeatherService</valueName><value>FFW</value></eventCode><effective>2025-09-18T17:34:00-07:00</effective><onset>2025-09-18T17:34:00-07:00</onset><expires>2025-09-18T20:30:00-07:00</expires><senderName>NWS Tucson AZ</senderName><headline>Flash Flood Warning issued September 18 at 5:34PM MST until September 18 at 8:30PM MST by NWS Tucson AZ</headline><description>FFWTWC

The National Weather Service in Tucson has issued a

* Flash Flood Warning for...
Eastern Pima County in southeastern Arizona...

* Until 830 PM MST.

* At 534 PM MST, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
0.7 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 and automated gauges.

IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
Tucson, Vail and Saguaro National Park East.

This includes the following streams and drainages...
Coyote Wash, Agua Verde Creek, Rincon Creek, Pantano Wash and
Cienega Creek.
</description><instruction>Be aware of your surroundings and do not drive on flooded roads.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWTWC</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS55 KTWC 190034</value></parameter><parameter><valueName>flashFloodDetection</valueName><value>RADAR AND GAUGE INDICATED</value></parameter><parameter><valueName>flashFloodDamageThreat</valueName><value>CONSIDERABLE</value></parameter><parameter><valueName>BLOCKCHANNEL</valueName><value>EAS</value></parameter><parameter><valueName>BLOCKCHANNEL</valueName><value>NWEM</value></parameter><parameter><valueName>EAS-ORG</valueName><value>WXR</value></parameter><parameter><valueName>VTEC</valueName><value>/O.NEW.KTWC.FF.W.0057.250919T0034Z-250919T0330Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2025-09-18T20:30:00-07:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: FLASH FLOOD WARNING this area til 8:30 PM MST. Avoid flooded areas.</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>National Weather Service: A FLASH FLOOD WARNING is in effect for this area until 8:30 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.</value></parameter><area><areaDesc>Pima, AZ</areaDesc><polygon>32.03,-110.68 32.04,-110.61 32.11,-110.58 32.13,-110.62 32.14,-110.69 32.14,-110.74 32.13,-110.75 32.05,-110.71 32.03,-110.68</polygon><geocode><valueName>SAME</valueName><value>004019</value></geocode><geocode><valueName>UGC</valueName><value>AZC019</value></geocode></area></info><info><language>es-US</language><category>Met</category><event>Flash Flood Warning</event><responseType>Avoid</responseType><urgency>Immediate</urgency><severity>Severe</severity><certainty>Likely</certainty><eventCode><valueName>SAME</valueName><value>FFW</value></eventCode><eventCode><valueName>NationalWeatherService</valueName><value>FFW</value></eventCode><effective>2025-09-18T17:34:00-07:00</effective><onset>2025-09-18T17:34:00-07:00</onset><expires>2025-09-18T20:30:00-07:00</expires><senderName>NWS Tucson AZ</senderName><headline>Flash Flood Warning issued September 18 at 5:34PM MST until September 18 at 8:30PM MST by NWS Tucson AZ</headline><description>FFWTWC

The National Weather Service in Tucson has issued a

* Flash Flood Warning for...
Eastern Pima County in southeastern Arizona...

* Until 830 PM MST.

* At 534 PM MST, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
0.7 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 and automated gauges.

IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
Tucson, Vail and Saguaro National Park East.

This includes the following streams and drainages...
Coyote Wash, Agua Verde Creek, Rincon Creek, Pantano Wash and
Cienega Creek.
</description><instruction>Be aware of your surroundings and do not drive on flooded roads.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWTWC</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS55 KTWC 190034</value></parameter><parameter><valueName>flashFloodDetection</valueName><value>RADAR AND GAUGE INDICATED</value></parameter><parameter><valueName>flashFloodDamageThreat</valueName><value>CONSIDERABLE</value></parameter><parameter><valueName>BLOCKCHANNEL</valueName><value>EAS</value></parameter><parameter><valueName>BLOCKCHANNEL</valueName><value>NWEM</value></parameter><parameter><valueName>EAS-ORG</valueName><value>WXR</value></parameter><parameter><valueName>VTEC</valueName><value>/O.NEW.KTWC.FF.W.0057.250919T0034Z-250919T0330Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2025-09-18T20:30:00-07:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM: AVISO DE INUNDACIONES REPENTINAS hasta 8:30 PM MST. Evite areas inundadas.</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 8:30 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.</value></parameter><area><areaDesc>Pima, AZ</areaDesc><polygon>32.03,-110.68 32.04,-110.61 32.11,-110.58 32.13,-110.62 32.14,-110.69 32.14,-110.74 32.13,-110.75 32.05,-110.71 32.03,-110.68</polygon><geocode><valueName>SAME</valueName><value>004019</value></geocode><geocode><valueName>UGC</valueName><value>AZC019</value></geocode></area></info><Signature xmlns="http://www.w3.org/2000/09/xmldsig#" xmlns:ns5="http://gov.fema.ipaws.services/IPAWS_CAPService/" xmlns:ns2="urn:oasis:names:tc:emergency:cap:1.2" xmlns:ns4="http://gov.fema.ipaws.services/capresponse" xmlns:ns3="http://gov.fema.ipaws.services/caprequest"><SignedInfo><CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/><SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/><Reference URI=""><Transforms><Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/></Transforms><DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/><DigestValue>Ptp7d090s715i+Ip2nPyL0/8qgQNFmoVd2phtCC/Pzc=</DigestValue></Reference></SignedInfo><SignatureValue>Lw4hqBOMDwK1O47Y6FY1uaKE3rbKItR4EkTl+b4l9wnts7lHeGDmcK8FM/ZOs+/anrPwetDsyQPK&#13;
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