<alert><identifier>urn:oid:2.49.0.1.840.0.c00ccb98ceed8a3219f235d5b594d7bae9cfeee5.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2026-09-16T18:10:00-07:00</sent><status>Actual</status><msgType>Alert</msgType><source>211803 v2.3.0</source><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>2026-09-16T18:10:00-07:00</effective><onset>2026-09-16T18:10:00-07:00</onset><expires>2026-09-16T20:45:00-07:00</expires><senderName>NWS Tucson AZ</senderName><headline>Flash Flood Warning issued September 16 at 6:10PM MST until September 16 at 8:45PM MST by NWS Tucson AZ</headline><description>At 610 PM MST, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1 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...
Tucson, Oro Valley, Marana, Casas Adobes, Drexel Heights, Flowing
Wells, Pascua Pueblo Yaqui Reservation, Tortolita, Tucson Mountain
Park, Saguaro National Park West, Tucson Estates, Valencia West,
Catalina Foothills, Picture Rocks, Ryan AirField and Dove Mountain.

This includes the following highways...
Route 86 between mile markers 160 and 170. Route 77 between mile
markers 70 and 76. Interstate 10 between mile markers 240 and 258.

This includes the following Flash Flood Prone Locations...
1st Ave north of Fort Lowell Rd, Stone Ave at Mabel St, Silverbell Rd
near Ina Rd, Camino De La Tierra at the Rillito River, Camino de
Oeste from Sweetwater to Gates Pass, Ironwood Hills Dr from Shannon
to Camino de Oeste, Mark Rd from Jeffery Rd to Los Reales Rd, Overton
Rd at Canada del Oro, Sunset Rd west of Camino de Oeste and Black
Wash at S Camino de Oeste.
</description><instruction>Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFSTWC</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS75 KTWC 170110</value></parameter><parameter><valueName>NWSheadline</valueName><value>FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 845 PM MST THIS EVENING FOR NORTHEASTERN PIMA COUNTY</value></parameter><parameter><valueName>flashFloodDetection</valueName><value>RADAR 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.CON.KTWC.FF.W.0225.000000T0000Z-260917T0345Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-09-16T20:45:00-07:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: FLASH FLOOD WARNING this area til 8:45 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 8:45 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.</value></parameter><area><areaDesc>Pima, AZ</areaDesc><polygon>32.0,-111.2 31.99,-111.14 32.31,-110.91 32.48,-111.1 32.41,-111.2 32.07,-111.17 32.01,-111.2 32.0,-111.19 32.0,-111.2</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>2026-09-16T18:10:00-07:00</effective><onset>2026-09-16T18:10:00-07:00</onset><expires>2026-09-16T20:45:00-07:00</expires><senderName>NWS Tucson AZ</senderName><headline>Flash Flood Warning issued September 16 at 6:10PM MST until September 16 at 8:45PM MST by NWS Tucson AZ</headline><description>At 610 PM MST, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1 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...
Tucson, Oro Valley, Marana, Casas Adobes, Drexel Heights, Flowing
Wells, Pascua Pueblo Yaqui Reservation, Tortolita, Tucson Mountain
Park, Saguaro National Park West, Tucson Estates, Valencia West,
Catalina Foothills, Picture Rocks, Ryan AirField and Dove Mountain.

This includes the following highways...
Route 86 between mile markers 160 and 170. Route 77 between mile
markers 70 and 76. Interstate 10 between mile markers 240 and 258.

This includes the following Flash Flood Prone Locations...
1st Ave north of Fort Lowell Rd, Stone Ave at Mabel St, Silverbell Rd
near Ina Rd, Camino De La Tierra at the Rillito River, Camino de
Oeste from Sweetwater to Gates Pass, Ironwood Hills Dr from Shannon
to Camino de Oeste, Mark Rd from Jeffery Rd to Los Reales Rd, Overton
Rd at Canada del Oro, Sunset Rd west of Camino de Oeste and Black
Wash at S Camino de Oeste.
</description><instruction>Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFSTWC</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS75 KTWC 170110</value></parameter><parameter><valueName>NWSheadline</valueName><value>FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 845 PM MST THIS EVENING FOR NORTHEASTERN PIMA COUNTY</value></parameter><parameter><valueName>flashFloodDetection</valueName><value>RADAR 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.CON.KTWC.FF.W.0225.000000T0000Z-260917T0345Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-09-16T20:45:00-07:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM: AVISO DE INUNDACIONES REPENTINAS hasta 8:45 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 8:45 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.</value></parameter><area><areaDesc>Pima, AZ</areaDesc><polygon>32.0,-111.2 31.99,-111.14 32.31,-110.91 32.48,-111.1 32.41,-111.2 32.07,-111.17 32.01,-111.2 32.0,-111.19 32.0,-111.2</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>EP3v/dCpEpz34OCgRSPKbCDUwIWOCnGKEdlU0+HBvEc=</DigestValue></Reference></SignedInfo><SignatureValue>CiXcz+FEWszEJhgYQVurWrq9p9HwRavHS5xShPvvg7LSJ5U3JoEuAr0Y2ksBwWgOdzqb2vQOvqsd&#13;
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