<alert><identifier>urn:oid:2.49.0.1.840.0.c51707e13b55b2e121b6a629ed5247d19eec5785.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2026-08-11T18:46:00-07:00</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>2026-08-11T18:46:00-07:00</effective><onset>2026-08-11T18:46:00-07:00</onset><expires>2026-08-11T21:45:00-07:00</expires><senderName>NWS Las Vegas NV</senderName><headline>Flash Flood Warning issued August 11 at 6:46PM PDT until August 11 at 9:45PM PDT by NWS Las Vegas NV</headline><description>FFWVEF

The National Weather Service in Las Vegas has issued a

* Flash Flood Warning for...
San Bernardino County in southern California...

* Until 945 PM PDT.

* At 646 PM PDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 1.5 inches of rain
have fallen. 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.

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

* Some locations that will experience flash flooding include...
Cima, Kelso and Mountain Pass.

This includes Interstate 15 in California between mile markers 158
and 175.
</description><instruction>Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

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.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWVEF</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS55 KVEF 120146</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.NEW.KVEF.FF.W.0021.260812T0146Z-260812T0445Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-08-11T21:45:00-07:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: FLASH FLOOD WARNING this area til 9:45 PM PDT. Avoid flooded areas.</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>National Weather Service: A FLASH FLOOD WARNING is in effect for this area until 9:45 PM PDT. 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>San Bernardino, CA</areaDesc><polygon>35.48,-115.59 35.42,-115.77 35.21,-115.7 34.97,-115.76 34.98,-115.43 35.47,-115.48 35.48,-115.59</polygon><geocode><valueName>SAME</valueName><value>006071</value></geocode><geocode><valueName>UGC</valueName><value>CAC071</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>2026-08-11T18:46:00-07:00</effective><onset>2026-08-11T18:46:00-07:00</onset><expires>2026-08-11T21:45:00-07:00</expires><senderName>NWS Las Vegas NV</senderName><headline>Flash Flood Warning issued August 11 at 6:46PM PDT until August 11 at 9:45PM PDT by NWS Las Vegas NV</headline><description>FFWVEF

The National Weather Service in Las Vegas has issued a

* Flash Flood Warning for...
San Bernardino County in southern California...

* Until 945 PM PDT.

* At 646 PM PDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 1.5 inches of rain
have fallen. 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.

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

* Some locations that will experience flash flooding include...
Cima, Kelso and Mountain Pass.

This includes Interstate 15 in California between mile markers 158
and 175.
</description><instruction>Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

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.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWVEF</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS55 KVEF 120146</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.NEW.KVEF.FF.W.0021.260812T0146Z-260812T0445Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-08-11T21:45:00-07:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM: AVISO DE INUNDACIONES REPENTINAS hasta 9:45 PM PDT. 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 9:45 PM PDT. 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>San Bernardino, CA</areaDesc><polygon>35.48,-115.59 35.42,-115.77 35.21,-115.7 34.97,-115.76 34.98,-115.43 35.47,-115.48 35.48,-115.59</polygon><geocode><valueName>SAME</valueName><value>006071</value></geocode><geocode><valueName>UGC</valueName><value>CAC071</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>E+npm3TOJyK7nA2Gjx09KmY0G5nbGZa+CmUEpMsR3T8=</DigestValue></Reference></SignedInfo><SignatureValue>Yo1at+VfYjwBvBisvMwamKetsYfQuqc4HUSlGzlplqEQCRIUnweEMPA/xFYDqHChlrWckKzfNmbr&#13;
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