<alert><identifier>urn:oid:2.49.0.1.840.0.6473d35d11f336b68d62666f2715c684fecc54d4.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2025-08-23T08:26:00-04:00</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>2025-08-23T08:26:00-04:00</effective><onset>2025-08-23T08:26:00-04:00</onset><expires>2025-08-23T10:15:00-04:00</expires><senderName>NWS Charleston SC</senderName><headline>Flash Flood Warning issued August 23 at 8:26AM EDT until August 23 at 10:15AM EDT by NWS Charleston SC</headline><description>FFWCHS

The National Weather Service in Charleston has issued a

* Flash Flood Warning for...
Charleston County in southeastern South Carolina...

* Until 1015 AM EDT.

* At 826 AM EDT, Doppler radar indicated light to occasionally
moderate rainfall moving across the Charleston Peninsula. The
combination of additional heavy rainfall and the incoming elevated
high tide, the risk for widespread flooding in Downtown Charleston
will increase. Expect numerous road closures. Water may enter
buildings and businesses.

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...
Downtown Charleston, West Ashley, Medical University Of South
Carolina, The Citadel, Marion Square and Columbus Street Terminal.

This includes I-26 between mile markers 220 and 221.
</description><instruction>Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWCHS</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS52 KCHS 231226</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.KCHS.FF.W.0026.250823T1226Z-250823T1415Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2025-08-23T10:15:00-04:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: FLASH FLOOD WARNING this area til 10:15 AM EDT. Avoid flooded areas.</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>National Weather Service: A FLASH FLOOD WARNING is in effect for this area until 10:15 AM EDT. 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>Charleston, SC</areaDesc><polygon>32.78,-79.96 32.79,-79.98 32.82,-79.98 32.83,-79.97 32.83,-79.94 32.82,-79.92 32.77,-79.92 32.76,-79.94 32.78,-79.96</polygon><geocode><valueName>SAME</valueName><value>045019</value></geocode><geocode><valueName>UGC</valueName><value>SCC019</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>2025-08-23T08:26:00-04:00</effective><onset>2025-08-23T08:26:00-04:00</onset><expires>2025-08-23T10:15:00-04:00</expires><senderName>NWS Charleston SC</senderName><headline>Flash Flood Warning issued August 23 at 8:26AM EDT until August 23 at 10:15AM EDT by NWS Charleston SC</headline><description>FFWCHS

The National Weather Service in Charleston has issued a

* Flash Flood Warning for...
Charleston County in southeastern South Carolina...

* Until 1015 AM EDT.

* At 826 AM EDT, Doppler radar indicated light to occasionally
moderate rainfall moving across the Charleston Peninsula. The
combination of additional heavy rainfall and the incoming elevated
high tide, the risk for widespread flooding in Downtown Charleston
will increase. Expect numerous road closures. Water may enter
buildings and businesses.

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...
Downtown Charleston, West Ashley, Medical University Of South
Carolina, The Citadel, Marion Square and Columbus Street Terminal.

This includes I-26 between mile markers 220 and 221.
</description><instruction>Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWCHS</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS52 KCHS 231226</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.KCHS.FF.W.0026.250823T1226Z-250823T1415Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2025-08-23T10:15:00-04:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM: AVISO DE INUNDACIONES REPENTINAS hasta 10:15 AM EDT. 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 10:15 AM EDT. 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>Charleston, SC</areaDesc><polygon>32.78,-79.96 32.79,-79.98 32.82,-79.98 32.83,-79.97 32.83,-79.94 32.82,-79.92 32.77,-79.92 32.76,-79.94 32.78,-79.96</polygon><geocode><valueName>SAME</valueName><value>045019</value></geocode><geocode><valueName>UGC</valueName><value>SCC019</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>ifiCPfX8603zZc5tf66W3UcoPuCpICxbLObcdsvbxx4=</DigestValue></Reference></SignedInfo><SignatureValue>s3i1QE1EHd2C6MinlNRGhnBo8VDQgLMGIuAFPmx3MOf4SJFk6tA8C04qZSLYTHIok3uoLgz07jOb&#13;
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