<alert><identifier>urn:oid:2.49.0.1.840.0.b90256bbfd5570ab25018c1dbe369842efc9ce70.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2025-08-22T13:04:00-04:00</sent><status>Actual</status><msgType>Update</msgType><scope>Public</scope><code>IPAWSv1.0</code><references>w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.f0c9b07ecebe136cd46eb44acce14aa817edff70.001.1.IPAWS,2025-08-22T11:43:00-04:00</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>2025-08-22T13:04:00-04:00</effective><onset>2025-08-22T13:04:00-04:00</onset><expires>2025-08-22T15:15:00-04:00</expires><senderName>NWS Charleston SC</senderName><headline>Flash Flood Warning issued August 22 at 1:04PM EDT until August 22 at 3:15PM EDT by NWS Charleston SC</headline><description>FFWCHS

The National Weather Service in Charleston has extended the

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

* Until 315 PM EDT.

* At 104 PM EDT, emergency management officials reported flash
flooding is still ongoing across much of the Charleston Metro
Area. Many roads are reported closed and flooded across Downtown
Charleston, North Charleston and surrounding communities. While
rainfall will continue to slowly diminish this afternoon, the risk
for flash flooding continues. Up to an additional inch of rain
could fall through 315 PM. Never drive around police barricades.

HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.

SOURCE...Emergency management reported.

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

* Some locations that will experience flash flooding include...
North Charleston, Mount Pleasant, Goose Creek, Hanahan, West
Ashley, Downtown Charleston, I-26/I-526 Interchange, James Island,
Johns Island and Daniel Island.

This includes the following highways...
I-26 between mile markers 208 and 221.
I-526 between mile markers 11 and 29.
</description><instruction>Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Report flooding directly to the Charleston National Weather Service
at 1-888-383-2024 or email your reports to nws.charlestonsc@noaa.gov.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWCHS</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS52 KCHS 221704</value></parameter><parameter><valueName>flashFloodDetection</valueName><value>OBSERVED</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.KCHS.FF.W.0018.000000T0000Z-250822T1915Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2025-08-22T15:15:00-04:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: FLASH FLOOD WARNING this area til 3:15 PM 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 3:15 PM 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>Berkeley, SC; Charleston, SC; Dorchester, SC</areaDesc><polygon>32.87,-80.18 32.91,-80.19 32.97,-80.06 32.97,-79.9 32.98,-79.87 32.97,-79.79 32.61,-79.98 32.59,-80.21 32.8,-80.16 32.87,-80.18</polygon><geocode><valueName>SAME</valueName><value>045015</value></geocode><geocode><valueName>SAME</valueName><value>045019</value></geocode><geocode><valueName>SAME</valueName><value>045035</value></geocode><geocode><valueName>UGC</valueName><value>SCC015</value></geocode><geocode><valueName>UGC</valueName><value>SCC019</value></geocode><geocode><valueName>UGC</valueName><value>SCC035</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>2025-08-22T13:04:00-04:00</effective><onset>2025-08-22T13:04:00-04:00</onset><expires>2025-08-22T15:15:00-04:00</expires><senderName>NWS Charleston SC</senderName><headline>Flash Flood Warning issued August 22 at 1:04PM EDT until August 22 at 3:15PM EDT by NWS Charleston SC</headline><description>FFWCHS

The National Weather Service in Charleston has extended the

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

* Until 315 PM EDT.

* At 104 PM EDT, emergency management officials reported flash
flooding is still ongoing across much of the Charleston Metro
Area. Many roads are reported closed and flooded across Downtown
Charleston, North Charleston and surrounding communities. While
rainfall will continue to slowly diminish this afternoon, the risk
for flash flooding continues. Up to an additional inch of rain
could fall through 315 PM. Never drive around police barricades.

HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.

SOURCE...Emergency management reported.

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

* Some locations that will experience flash flooding include...
North Charleston, Mount Pleasant, Goose Creek, Hanahan, West
Ashley, Downtown Charleston, I-26/I-526 Interchange, James Island,
Johns Island and Daniel Island.

This includes the following highways...
I-26 between mile markers 208 and 221.
I-526 between mile markers 11 and 29.
</description><instruction>Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Report flooding directly to the Charleston National Weather Service
at 1-888-383-2024 or email your reports to nws.charlestonsc@noaa.gov.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>FFWCHS</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGUS52 KCHS 221704</value></parameter><parameter><valueName>flashFloodDetection</valueName><value>OBSERVED</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.KCHS.FF.W.0018.000000T0000Z-250822T1915Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2025-08-22T15:15:00-04:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM: AVISO DE INUNDACIONES REPENTINAS hasta 3:15 PM 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 3:15 PM 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>Berkeley, SC; Charleston, SC; Dorchester, SC</areaDesc><polygon>32.87,-80.18 32.91,-80.19 32.97,-80.06 32.97,-79.9 32.98,-79.87 32.97,-79.79 32.61,-79.98 32.59,-80.21 32.8,-80.16 32.87,-80.18</polygon><geocode><valueName>SAME</valueName><value>045015</value></geocode><geocode><valueName>SAME</valueName><value>045019</value></geocode><geocode><valueName>SAME</valueName><value>045035</value></geocode><geocode><valueName>UGC</valueName><value>SCC015</value></geocode><geocode><valueName>UGC</valueName><value>SCC019</value></geocode><geocode><valueName>UGC</valueName><value>SCC035</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>xUAOE+yISohrlEqatKIOurnb5rG//6NyaMOUIfTtuUA=</DigestValue></Reference></SignedInfo><SignatureValue>QWXSTyp6Bt7Ly8pRi/YetrA0EU15Yyc7D2vtdvSUnVGSfCmv5ixV+vIhdCGR57QQj39GaWZlTXDV&#13;
hrZSVqJxF9W7Am3CRZVM7sk6B3hnzRI3J16JSPr0uQckLEM7cdiE8nBREI+AkVBBJlZNUwbc3EcS&#13;
cter/APMODnFBLj54nDA2j6fAD4n5m6Rc4/gdHhFN2fqYhqdv12zCzf+KogjrLD+XIosm9tHw4nY&#13;
KR5ISLnfxWZs6Ld7cT8lU/vW82daWO06rcxER+J6QIj2l0pfESKw8WTPY4GVinpvU/WuOOYki1UR&#13;
GubPPl9YD/G6OXHH2A+fHyxfeGk9ackYI4kxQg==</SignatureValue><KeyInfo><X509Data><X509SubjectName>CN=IPAWSOPEN200032,OU=A01410C0000018539A5624B000AC0FD,OU=Devices IPAWS,OU=National Continuity Programs,O=FEMA IPAWS,C=US</X509SubjectName><X509Certificate>MIIGMDCCBRigAwIBAgIQQAGFOaViYZG0rHv9rMr0cTANBgkqhkiG9w0BAQsFADBdMQswCQYDVQQG&#13;
EwJVUzESMBAGA1UEChMJSWRlblRydXN0MSAwHgYDVQQLExdJZGVuVHJ1c3QgR2xvYmFsIENvbW1v&#13;
bjEYMBYGA1UEAxMPSUdDIERldmljZSBDQSAxMB4XDTIyMTIyMjExNDMzOFoXDTI1MTIyMTExNDIz&#13;
OFowgaUxCzAJBgNVBAYTAlVTMRMwEQYDVQQKEwpGRU1BIElQQVdTMSUwIwYDVQQLExxOYXRpb25h&#13;
bCBDb250aW51aXR5IFByb2dyYW1zMRYwFAYDVQQLEw1EZXZpY2VzIElQQVdTMSgwJgYDVQQLEx9B&#13;
MDE0MTBDMDAwMDAxODUzOUE1NjI0QjAwMEFDMEZEMRgwFgYDVQQDEw9JUEFXU09QRU4yMDAwMzIw&#13;
ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC+0Z9bPXM1EZnsw0GsQ+3/COeZmlzV/C6Q&#13;
W3YkTMcIidrYxkEi+us3riEuSiYSf234GMsxnWVY84ESfuH+GwTy7K59FfFxAVQ0iWZ/yz8X7W+v&#13;
RKjTmygNTgrFOTGs4oj7W4cIXTDjrMjEaDvRk6toqa8cvMR3uZo1hzeZnSYPdnP+ufyXqRPmpmLe&#13;
cizt3u4U0jKYwepxhJGp6mw4iXVnQ12kYgIMpP9Z8gIgcmO019+D05gdj6fIYWrhdDyZkw3FMHpz&#13;
wf4tu/Btn6bxDfUjiFLGrDaU5MRqYQr9SJYThOHnqH6eQi/g49ImbAoC0ce47VZhzbdnHgAgEwai&#13;
HdJRAgMBAAGjggKhMIICnTAOBgNVHQ8BAf8EBAMCBaAwfQYIKwYBBQUHAQEEcTBvMCkGCCsGAQUF&#13;
BzABhh1odHRwOi8vaWdjLm9jc3AuaWRlbnRydXN0LmNvbTBCBggrBgEFBQcwAoY2aHR0cDovL3Zh&#13;
bGlkYXRpb24uaWRlbnRydXN0LmNvbS9jZXJ0cy9pZ2NkZXZpY2VjYTEucDdjMB8GA1UdIwQYMBaA&#13;
FJNyQZr/34qKK85jvM2qbXqZjqLnMIIBNAYDVR0gBIIBKzCCAScwggEjBgtghkgBhvkvAGQlAjCC&#13;
ARIwSwYIKwYBBQUHAgEWP2h0dHBzOi8vc2VjdXJlLmlkZW50cnVzdC5jb20vY2VydGlmaWNhdGVz&#13;
L3BvbGljeS9pZ2MvaW5kZXguaHRtbDCBwgYIKwYBBQUHAgIwgbUMgbJDZXJ0aWZpY2F0ZSB1c2Ug&#13;
cmVzdHJpY3RlZCB0byBSZWx5aW5nIFBhcnR5KHMpIGluIGFjY29yZGFuY2Ugd2l0aCBJR0MtQ1Ag&#13;
KHNlZSBodHRwczovL3NlY3VyZS5pZGVudHJ1c3QuY29tL2NlcnRpZmljYXRlcy9wb2xpY3kvaWdj&#13;
L2luZGV4Lmh0bWwpLiBJR0MtQ1BTIGluY29ycG9yYXRlZCBieSByZWZlcmVuY2UuMEUGA1UdHwQ+&#13;
MDwwOqA4oDaGNGh0dHA6Ly92YWxpZGF0aW9uLmlkZW50cnVzdC5jb20vY3JsL2lnY2RldmljZWNh&#13;
MS5jcmwwGgYDVR0RBBMwEYIPSVBBV1NPUEVOMjAwMDMyMB0GA1UdDgQWBBSddXzFwBiiZdAIITyR&#13;
6l6lQX/2OjAxBgNVHSUEKjAoBggrBgEFBQcDAgYIKwYBBQUHAwUGCCsGAQUFBwMGBggrBgEFBQcD&#13;
BzANBgkqhkiG9w0BAQsFAAOCAQEAVMvpSc0ZW3reZfJiBzCgWuyJ3ggYhX/EVTRxWPe2zYtxR3NW&#13;
d8LyFzfjNxcH95Fl1BmTpUNEfTDSJS3XkYqlBdYZztqk/FlYtOrYna8ClYxPamgbgkxm4RklVWPt&#13;
zbZU59wHFSMCZXG8UdIv7ogsYxQB0gxIc0RMX3aDWrJHGdi4sXMrsRhAgMVXJmXnR/CSo0i555l6&#13;
M8r9fLsNWGV0ZTkJHig506oZXaBqtexgmPtRPn2VmczTUESKCQx04X0TzHrt5lGslpc2TrGUHClt&#13;
iQu4YWJrGlDKJcSKponKaC4PEwZlv4X5dlr9mBHkwLJavrwOwXnftkQSw9oHFoOV/Q==</X509Certificate></X509Data></KeyInfo></Signature></alert>