<alert><identifier>urn:oid:2.49.0.1.840.0.86d37fb7fb6b3a36665abc0847949a50db8c7456.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2026-08-16T05:18:00-10:00</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>2026-08-16T05:18:00-10:00</effective><onset>2026-08-16T05:18:00-10:00</onset><expires>2026-08-16T07:30:00-10:00</expires><senderName>NWS Honolulu HI</senderName><headline>Flash Flood Warning issued August 16 at 5:18AM HST until August 16 at 7:30AM HST by NWS Honolulu HI</headline><description>At 518 AM HST, Doppler radar indicated heavy rain over Oahu with
additional bands of heavy rain expected to move in over the next few
hours. Rain was falling at a rate of 1 to 3 inches per hour. Local
streams such as Manoa is showing record stream flow and is likely
causing considerable impacts.

HAZARD...Life threatening flash flooding. Heavy rain 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...
Honolulu, Waipio, Pearl City, Mililani, Waikele, Aiea, Wahiawa,
Waipahu, Wheeler Field, Kunia, Halawa and Waiahole.
</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>FFSHFO</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGHW70 PHFO 161518</value></parameter><parameter><valueName>NWSheadline</valueName><value>FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 AM HST THIS MORNING FOR THE ISLAND OF OAHU IN HONOLULU 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.PHFO.FF.W.0044.000000T0000Z-260816T1730Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-08-16T07:30:00-10:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: FLASH FLOOD WARNING this area til 7:30 AM HST. Avoid flooded areas.</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>National Weather Service: A FLASH FLOOD WARNING is in effect for this area until 7:30 AM HST. 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>Oahu in Honolulu, HI</areaDesc><polygon>21.35,-158.15 21.47,-158.25 21.52,-158.25 21.58,-158.3 21.6,-158.28 21.61,-158.12 21.74,-157.97 21.55,-157.82 21.47,-157.82 21.49,-157.74 21.48,-157.7 21.41,-157.71 21.3,-157.63 21.24,-157.68 21.23,-157.7 21.25,-157.75 21.23,-157.83 21.27,-157.88 21.29,-157.98 21.27,-158.11 21.35,-158.15</polygon><geocode><valueName>SAME</valueName><value>015003</value></geocode><geocode><valueName>UGC</valueName><value>HIC003</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>2026-08-16T05:18:00-10:00</effective><onset>2026-08-16T05:18:00-10:00</onset><expires>2026-08-16T07:30:00-10:00</expires><senderName>NWS Honolulu HI</senderName><headline>Flash Flood Warning issued August 16 at 5:18AM HST until August 16 at 7:30AM HST by NWS Honolulu HI</headline><description>At 518 AM HST, Doppler radar indicated heavy rain over Oahu with
additional bands of heavy rain expected to move in over the next few
hours. Rain was falling at a rate of 1 to 3 inches per hour. Local
streams such as Manoa is showing record stream flow and is likely
causing considerable impacts.

HAZARD...Life threatening flash flooding. Heavy rain 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...
Honolulu, Waipio, Pearl City, Mililani, Waikele, Aiea, Wahiawa,
Waipahu, Wheeler Field, Kunia, Halawa and Waiahole.
</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>FFSHFO</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WGHW70 PHFO 161518</value></parameter><parameter><valueName>NWSheadline</valueName><value>FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 AM HST THIS MORNING FOR THE ISLAND OF OAHU IN HONOLULU 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.PHFO.FF.W.0044.000000T0000Z-260816T1730Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-08-16T07:30:00-10:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM: AVISO DE INUNDACIONES REPENTINAS hasta 7:30 AM HST. 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 7:30 AM HST. 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>Oahu in Honolulu, HI</areaDesc><polygon>21.35,-158.15 21.47,-158.25 21.52,-158.25 21.58,-158.3 21.6,-158.28 21.61,-158.12 21.74,-157.97 21.55,-157.82 21.47,-157.82 21.49,-157.74 21.48,-157.7 21.41,-157.71 21.3,-157.63 21.24,-157.68 21.23,-157.7 21.25,-157.75 21.23,-157.83 21.27,-157.88 21.29,-157.98 21.27,-158.11 21.35,-158.15</polygon><geocode><valueName>SAME</valueName><value>015003</value></geocode><geocode><valueName>UGC</valueName><value>HIC003</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>UK0J7Pq2BVqKTMrzO4NEUvD5XOx8nvMvfuLSGpDqawU=</DigestValue></Reference></SignedInfo><SignatureValue>h3GCsL6U9gW2d1f72aQXzznF915YODD8awQuBsJm687x+fCCPRUpbyBtoIc02AzYUNa30GTz5Mmy&#13;
Om0GbCXDJtJYENgzagc3WwkdWix//KrAho+GcihkhZs5MBaKuqEilYQwx1IuotHDs4vR7wjP6P0G&#13;
5zaR5awiAZ+Jcqo1ykk0MGTzFXuvZ1oz5XanDi1Qkdq+Z18KkhjdCG+SUKVbg21DtWnDXI+YqlOc&#13;
9aeuYPjCoEyGRQhr+w6a02ywNaBxPX2o9VbWgQvH85XgcxSb6PnRPseIMVkEx6REajUFvmXfNPLG&#13;
tTSWBbmUFy25wfsKobfFECntndQi1RV1bdTGYg==</SignatureValue><KeyInfo><X509Data><X509SubjectName>CN=IPAWSOPEN200032,OU=A01410D0000019A5E4549540014DF2C,OU=Devices IPAWS,OU=National Continuity Programs,O=FEMA IPAWS,C=US</X509SubjectName><X509Certificate>MIIHPzCCBSegAwIBAgIQQAGaXkVJb3yj70Q8FAqMbzANBgkqhkiG9w0BAQsFADBdMQswCQYDVQQG&#13;
EwJVUzESMBAGA1UEChMJSWRlblRydXN0MSAwHgYDVQQLExdJZGVuVHJ1c3QgR2xvYmFsIENvbW1v&#13;
bjEYMBYGA1UEAxMPSUdDIERldmljZSBDQSAyMB4XDTI1MTEwNzEyMjMxMFoXDTI4MTEwNjEyMjIx&#13;
MFowgaUxCzAJBgNVBAYTAlVTMRMwEQYDVQQKEwpGRU1BIElQQVdTMSUwIwYDVQQLExxOYXRpb25h&#13;
bCBDb250aW51aXR5IFByb2dyYW1zMRYwFAYDVQQLEw1EZXZpY2VzIElQQVdTMSgwJgYDVQQLEx9B&#13;
MDE0MTBEMDAwMDAxOUE1RTQ1NDk1NDAwMTRERjJDMRgwFgYDVQQDEw9JUEFXU09QRU4yMDAwMzIw&#13;
ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCOdhA5DPitMFp6DUbiQZi/anJ6L9qtPrRz&#13;
gZksP2aOSve50875b4yi2eMv2caKpF+lxtbmzxdZjRuV55TnCkn7HaaLpi+7nFP4aDB9DDw/Gnop&#13;
65nNzLvZ7MXpCC3ikJk09iSgwVaw6RGte9X2WyUoPaEmygjv1lsVx+JGohgvPxTtiZhQJyxkxbM5&#13;
rR2MAC5VjsrZNu3idfvd1B0EEGM1cVU9jpVuyiWK53k+vPuSOH/UWMXezzrBEwjtw1SMVv2/dxKz&#13;
79gaITMmF6z5QqDFV0cstzmyEZWhyoavCpXW4W+vU+FLO0IgXINzY34IsnFQ/cqGEJ6MtC63uM8f&#13;
2L7dAgMBAAGjggKwMIICrDAOBgNVHQ8BAf8EBAMCBaAwfQYIKwYBBQUHAQEEcTBvMCkGCCsGAQUF&#13;
BzABhh1odHRwOi8vaWdjLm9jc3AuaWRlbnRydXN0LmNvbTBCBggrBgEFBQcwAoY2aHR0cDovL3Zh&#13;
bGlkYXRpb24uaWRlbnRydXN0LmNvbS9jZXJ0cy9pZ2NkZXZpY2VjYTIucDdjMB8GA1UdIwQYMBaA&#13;
FD+LR65hHetlI5XEOi3tu0jVIykiMIIBQwYDVR0gBIIBOjCCATYwDQYLYIZIAYb5LwBkJQEwggEj&#13;
BgtghkgBhvkvAGQmATCCARIwSwYIKwYBBQUHAgEWP2h0dHBzOi8vc2VjdXJlLmlkZW50cnVzdC5j&#13;
b20vY2VydGlmaWNhdGVzL3BvbGljeS9JR0MvaW5kZXguaHRtbDCBwgYIKwYBBQUHAgIwgbUMgbJD&#13;
ZXJ0aWZpY2F0ZSB1c2UgcmVzdHJpY3RlZCB0byBSZWx5aW5nIFBhcnR5KHMpIGluIGFjY29yZGFu&#13;
Y2Ugd2l0aCBJR0MtQ1AgKHNlZSBodHRwczovL3NlY3VyZS5pZGVudHJ1c3QuY29tL2NlcnRpZmlj&#13;
YXRlcy9wb2xpY3kvaWdjL2luZGV4Lmh0bWwpLiBJR0MtQ1BTIGluY29ycG9yYXRlZCBieSByZWZl&#13;
cmVuY2UuMEUGA1UdHwQ+MDwwOqA4oDaGNGh0dHA6Ly92YWxpZGF0aW9uLmlkZW50cnVzdC5jb20v&#13;
Y3JsL2lnY2RldmljZWNhMi5jcmwwGgYDVR0RBBMwEYIPSVBBV1NPUEVOMjAwMDMyMB0GA1UdDgQW&#13;
BBQ8QhNU0KQ6GUEOz5peBrNTppU+fDAxBgNVHSUEKjAoBggrBgEFBQcDAgYIKwYBBQUHAwUGCCsG&#13;
AQUFBwMGBggrBgEFBQcDBzANBgkqhkiG9w0BAQsFAAOCAgEAXiYe+0catdoGF4nXiIoyywVkVTaG&#13;
BacaUIjTceAJv35LhC5gwAM+O3OudKQQbMeIzOcjJluFc4vFjmzL/DxLLKk6IVVZQ+MXO8O5UZ6e&#13;
0hSwQv3mO+9JkCYL7M/GIJwiq6XuEiLS7wESwnHq2tIppZNfpcZcMSlQC+4hoUPJuVNU7QVFtvXe&#13;
6FaB/zDMTU3pzOuCxn/SNIhBKHVesE8n5soIp5q8U/R/I9vYM52NISzZcYPGUp6Snyd9mVqmxAo+&#13;
t3pAgsojLOrSBPLQoPoip/KeKCMahrumQuaHi6t3ML6IlCIuOeNnHEaxnUIWGD7kAswOKsqGGjMN&#13;
JwXw6TeqrddvCg8Nd0SH7mWI/vjOq/ykZs2q6lB3b/5ur7YjGOdT3310R0VhZ8pxuyUTrR6EFlFR&#13;
PkWhg46BaEiP1GtzmEW7wT0YStf4wvwDR3HkjpzNoBO92+iwhVHPKyl7T4METnDyTAD+aDn/Xtp/&#13;
pZePlh9uOkCqS7NOm6B4Hjra/iL3BQG2gwcE6XOzbETH6/ibKwMroFDAgqe8AA6xdmcajHBf7/wA&#13;
maMrAQmgbINPpZWjMo3wf2IccUTVHxLaZj+yQZcWMuX9R2H84eTo/CfqmG1RyxcqO0Nd1BS8i8Ii&#13;
YnCXXUlXkpl0xFj1R1xiGv8bd4l5AGjorijY2Wnub1m4Y4k=</X509Certificate></X509Data></KeyInfo></Signature></alert>