<alert><identifier>urn:oid:2.49.0.1.840.0.6155c8d1a943bcf62037506ff99815bf23b76e10.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2026-08-13T18:18:00-07:00</sent><status>Actual</status><msgType>Update</msgType><source>211803 v2.3.0</source><scope>Public</scope><code>IPAWSv1.0</code><references>w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.65503c4a27246b7c9d95d31fc87d0055f57e3f80.001.1.IPAWS,2026-08-13T15:17:00-07:00</references><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>2026-08-13T18:18:00-07:00</effective><onset>2026-08-13T18:18:00-07:00</onset><expires>2026-08-13T21:30:00-07:00</expires><senderName>NWS Flagstaff AZ</senderName><headline>Flash Flood Warning issued August 13 at 6:18PM MST until August 13 at 9:30PM MST by NWS Flagstaff AZ</headline><description>FFWFGZ

The National Weather Service in Flagstaff has extended the

* Flash Flood Warning for...
The Havasu Creek basin in...
Coconino County in north central Arizona...

* Until 930 PM MST.

* At 618 PM MST, Doppler radar indicated thunderstorms producing
heavy rain over the Havasu Creek basin. Between 1 and 2.5 inches of
rain have fallen. Flooding impacts will continue, but no additional
rainfall is expected. Flash flooding is ongoing or expected to
begin shortly.

HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding in and around the Havasu Creek basin.

SOURCE...Radar indicated.

IMPACT...Life threatening flash flooding of areas in and around the
Havasu Creek basin.

* Some locations that will experience flash flooding include...
Little Navajo Falls, Mooney Falls, Beaver Falls, Havasupai
Reservation, Supai and Hualapai Hilltop.

This includes the Colorado River between river miles 156 and 158.

This includes the following swimming holes...
All swimming holes on Havasu Creek near Supai.

This includes the following creeks, washes and rivers...
Little Coyote Canyon, Sinyella Canyon, Colorado River, National
Canyon, Havasu Creek and Matkatamiba Canyon.
</description><instruction>Campers and hikers should hustle to higher ground immediately! Stay
away from creeks and washes!

Foot bridges will be washed out in Supai Campground. Some campsites
will be flooded. Campers may be stranded in portions of the
campground.

Low water crossings will become dangerous in heavy rain. Do not
attempt to cross flooded roads. Find an alternate route.

Get out of washes and creeks if you are camping or hiking! Flooding
is occurring or imminent and will inundate creeks and washes.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWFGZ</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS55 KFGZ 140118</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.EXT.KFGZ.FF.W.0120.000000T0000Z-260814T0430Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-08-13T21:30:00-07:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: FLASH FLOOD WARNING this area til 9:30 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 9:30 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>Coconino, AZ</areaDesc><polygon>36.31,-112.73 36.3,-112.67 36.26,-112.58 36.15,-112.62 36.15,-112.69 36.13,-112.69 36.09,-112.73 36.09,-112.89 36.2,-112.78 36.27,-112.78 36.3,-112.79 36.3,-112.77 36.31,-112.76 36.32,-112.76 36.33,-112.75 36.32,-112.74 36.31,-112.73</polygon><geocode><valueName>SAME</valueName><value>004005</value></geocode><geocode><valueName>UGC</valueName><value>AZC005</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>2026-08-13T18:18:00-07:00</effective><onset>2026-08-13T18:18:00-07:00</onset><expires>2026-08-13T21:30:00-07:00</expires><senderName>NWS Flagstaff AZ</senderName><headline>Flash Flood Warning issued August 13 at 6:18PM MST until August 13 at 9:30PM MST by NWS Flagstaff AZ</headline><description>FFWFGZ

The National Weather Service in Flagstaff has extended the

* Flash Flood Warning for...
The Havasu Creek basin in...
Coconino County in north central Arizona...

* Until 930 PM MST.

* At 618 PM MST, Doppler radar indicated thunderstorms producing
heavy rain over the Havasu Creek basin. Between 1 and 2.5 inches of
rain have fallen. Flooding impacts will continue, but no additional
rainfall is expected. Flash flooding is ongoing or expected to
begin shortly.

HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding in and around the Havasu Creek basin.

SOURCE...Radar indicated.

IMPACT...Life threatening flash flooding of areas in and around the
Havasu Creek basin.

* Some locations that will experience flash flooding include...
Little Navajo Falls, Mooney Falls, Beaver Falls, Havasupai
Reservation, Supai and Hualapai Hilltop.

This includes the Colorado River between river miles 156 and 158.

This includes the following swimming holes...
All swimming holes on Havasu Creek near Supai.

This includes the following creeks, washes and rivers...
Little Coyote Canyon, Sinyella Canyon, Colorado River, National
Canyon, Havasu Creek and Matkatamiba Canyon.
</description><instruction>Campers and hikers should hustle to higher ground immediately! Stay
away from creeks and washes!

Foot bridges will be washed out in Supai Campground. Some campsites
will be flooded. Campers may be stranded in portions of the
campground.

Low water crossings will become dangerous in heavy rain. Do not
attempt to cross flooded roads. Find an alternate route.

Get out of washes and creeks if you are camping or hiking! Flooding
is occurring or imminent and will inundate creeks and washes.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWFGZ</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS55 KFGZ 140118</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.EXT.KFGZ.FF.W.0120.000000T0000Z-260814T0430Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-08-13T21:30:00-07:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM: AVISO DE INUNDACIONES REPENTINAS hasta 9:30 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 9:30 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>Coconino, AZ</areaDesc><polygon>36.31,-112.73 36.3,-112.67 36.26,-112.58 36.15,-112.62 36.15,-112.69 36.13,-112.69 36.09,-112.73 36.09,-112.89 36.2,-112.78 36.27,-112.78 36.3,-112.79 36.3,-112.77 36.31,-112.76 36.32,-112.76 36.33,-112.75 36.32,-112.74 36.31,-112.73</polygon><geocode><valueName>SAME</valueName><value>004005</value></geocode><geocode><valueName>UGC</valueName><value>AZC005</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>yZG4/59ZNG2esC2Ipf+3A1LRklz0UnzGzleNN+debYI=</DigestValue></Reference></SignedInfo><SignatureValue>cd3HCjReqmAbqB40hNtCyMvheM50Zv+M9UrYJwjeWbPbZ2mqI+oD2kwxSc1O/uM5gzvim8RlwpNm&#13;
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