urn:oid:2.49.0.1.840.0.dace48fdc62bbcf77bbb2b9346c4dd3884ebe715.001.1.IPAWSw-nws.webmaster@noaa.gov2026-08-20T20:08:00-07:00ActualAlert211803 v2.3.0PublicIPAWSv1.0en-USMetFlash Flood WarningAvoidImmediateSevereLikelySAMEFFWNationalWeatherServiceFFW2026-08-20T20:08:00-07:002026-08-20T20:08:00-07:002026-08-20T23:15:00-07:00NWS Flagstaff AZFlash Flood Warning issued August 20 at 8:08PM MST until August 20 at 11:15PM MST by NWS Flagstaff AZFFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The Antelope Creek basin in... Coconino County in north central Arizona... * Until 1115 PM MST /1215 AM MDT/. * At 808 PM MST /908 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain over the Antelope Creek basin. Between 0.5 and 0.75 inches of rain have fallen. Additional rainfall amounts of 0.25 to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Antelope Creek basin. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of areas in and around the Antelope Creek basin. * Some locations that will experience flash flooding include... LeChee and Antelope Canyon. This includes the following slot canyons... Upper Antelope Canyon, Lower Antelope Canyon, Canyon X, Cardiac Canyon, Owl Canyon, Rattlesnake Canyon, Mountain Sheep Canyon, Ramshead Canyon, Wind Pebble Canyon and Porcupine Canyon. This includes the following creeks, washes and rivers... Water Holes Canyon and Antelope Creek. Get out of Antelope Canyon and other area slot canyons immediately! Deadly flash flooding is imminent or occurring!http://www.weather.govAWIPSidentifierFFWFGZWMOidentifierWGUS55 KFGZ 210308flashFloodDetectionRADAR INDICATEDflashFloodDamageThreatCONSIDERABLEBLOCKCHANNELEASBLOCKCHANNELNWEMEAS-ORGWXRVTEC/O.NEW.KFGZ.FF.W.0127.260821T0308Z-260821T0615Z/eventEndingTime2026-08-20T23:15:00-07:00WEAHandlingImminent ThreatCMAMtextNWS: FLASH FLOOD WARNING this area til 11:15 PM MST. Avoid flooded areas.CMAMlongtextNational Weather Service: A FLASH FLOOD WARNING is in effect for this area until 11:15 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.Coconino, AZ36.94,-111.43 36.9,-111.38 36.8,-111.32 36.75,-111.44 36.89,-111.43 36.94,-111.44 36.94,-111.43SAME004005UGCAZC005es-USMetFlash Flood WarningAvoidImmediateSevereLikelySAMEFFWNationalWeatherServiceFFW2026-08-20T20:08:00-07:002026-08-20T20:08:00-07:002026-08-20T23:15:00-07:00NWS Flagstaff AZFlash Flood Warning issued August 20 at 8:08PM MST until August 20 at 11:15PM MST by NWS Flagstaff AZFFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The Antelope Creek basin in... Coconino County in north central Arizona... * Until 1115 PM MST /1215 AM MDT/. * At 808 PM MST /908 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain over the Antelope Creek basin. Between 0.5 and 0.75 inches of rain have fallen. Additional rainfall amounts of 0.25 to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Antelope Creek basin. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of areas in and around the Antelope Creek basin. * Some locations that will experience flash flooding include... LeChee and Antelope Canyon. This includes the following slot canyons... Upper Antelope Canyon, Lower Antelope Canyon, Canyon X, Cardiac Canyon, Owl Canyon, Rattlesnake Canyon, Mountain Sheep Canyon, Ramshead Canyon, Wind Pebble Canyon and Porcupine Canyon. This includes the following creeks, washes and rivers... Water Holes Canyon and Antelope Creek. Get out of Antelope Canyon and other area slot canyons immediately! Deadly flash flooding is imminent or occurring!http://www.weather.govAWIPSidentifierFFWFGZWMOidentifierWGUS55 KFGZ 210308flashFloodDetectionRADAR INDICATEDflashFloodDamageThreatCONSIDERABLEBLOCKCHANNELEASBLOCKCHANNELNWEMEAS-ORGWXRVTEC/O.NEW.KFGZ.FF.W.0127.260821T0308Z-260821T0615Z/eventEndingTime2026-08-20T23:15:00-07:00WEAHandlingImminent ThreatCMAMtextSNM: AVISO DE INUNDACIONES REPENTINAS hasta 11:15 PM MST. Evite areas inundadas.CMAMlongtextServicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 11:15 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.Coconino, AZ36.94,-111.43 36.9,-111.38 36.8,-111.32 36.75,-111.44 36.89,-111.43 36.94,-111.44 36.94,-111.43SAME004005UGCAZC005YzrpM3cqdcko60hHcSN0jTcMup+Ceu5+lrAWCaswe7I=Wz2OodziHkK7gtcxN+y0ICWpIYZW2mIHgSNv07k/xUQPiL0+XRUIbV+3fvJKshi5zMFP6bjTrRJy xsQ6nKzre0aun1sqqYQvicMlEUcdCpCoh4YUSSX1sy/1VIGWhP2uhZk8O8ME0EU2If+reFz4vLwh 5RBt71B7lRzL9YKaZRt38Op1NU34GVx2J/AuHLHmdQgs0vWONpwKlzkKQ3Y1hIDiT6EeOOrzYCvu fbWfuYeTRhePnc83mzxpELdQud2m11l2Zqiwhxl3Rst/YrqN3G7QjJ3oF+GW+6RyhdrgH++6e4Yj 5CSHS4cQXokIn+kpE7EMpo7faHsZUb1PUNxHwg==CN=IPAWSOPEN200032,OU=A01410D0000019A5E4549540014DF2C,OU=Devices IPAWS,OU=National Continuity Programs,O=FEMA IPAWS,C=USMIIHPzCCBSegAwIBAgIQQAGaXkVJb3yj70Q8FAqMbzANBgkqhkiG9w0BAQsFADBdMQswCQYDVQQG EwJVUzESMBAGA1UEChMJSWRlblRydXN0MSAwHgYDVQQLExdJZGVuVHJ1c3QgR2xvYmFsIENvbW1v bjEYMBYGA1UEAxMPSUdDIERldmljZSBDQSAyMB4XDTI1MTEwNzEyMjMxMFoXDTI4MTEwNjEyMjIx MFowgaUxCzAJBgNVBAYTAlVTMRMwEQYDVQQKEwpGRU1BIElQQVdTMSUwIwYDVQQLExxOYXRpb25h bCBDb250aW51aXR5IFByb2dyYW1zMRYwFAYDVQQLEw1EZXZpY2VzIElQQVdTMSgwJgYDVQQLEx9B MDE0MTBEMDAwMDAxOUE1RTQ1NDk1NDAwMTRERjJDMRgwFgYDVQQDEw9JUEFXU09QRU4yMDAwMzIw ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCOdhA5DPitMFp6DUbiQZi/anJ6L9qtPrRz gZksP2aOSve50875b4yi2eMv2caKpF+lxtbmzxdZjRuV55TnCkn7HaaLpi+7nFP4aDB9DDw/Gnop 65nNzLvZ7MXpCC3ikJk09iSgwVaw6RGte9X2WyUoPaEmygjv1lsVx+JGohgvPxTtiZhQJyxkxbM5 rR2MAC5VjsrZNu3idfvd1B0EEGM1cVU9jpVuyiWK53k+vPuSOH/UWMXezzrBEwjtw1SMVv2/dxKz 79gaITMmF6z5QqDFV0cstzmyEZWhyoavCpXW4W+vU+FLO0IgXINzY34IsnFQ/cqGEJ6MtC63uM8f 2L7dAgMBAAGjggKwMIICrDAOBgNVHQ8BAf8EBAMCBaAwfQYIKwYBBQUHAQEEcTBvMCkGCCsGAQUF BzABhh1odHRwOi8vaWdjLm9jc3AuaWRlbnRydXN0LmNvbTBCBggrBgEFBQcwAoY2aHR0cDovL3Zh bGlkYXRpb24uaWRlbnRydXN0LmNvbS9jZXJ0cy9pZ2NkZXZpY2VjYTIucDdjMB8GA1UdIwQYMBaA FD+LR65hHetlI5XEOi3tu0jVIykiMIIBQwYDVR0gBIIBOjCCATYwDQYLYIZIAYb5LwBkJQEwggEj BgtghkgBhvkvAGQmATCCARIwSwYIKwYBBQUHAgEWP2h0dHBzOi8vc2VjdXJlLmlkZW50cnVzdC5j b20vY2VydGlmaWNhdGVzL3BvbGljeS9JR0MvaW5kZXguaHRtbDCBwgYIKwYBBQUHAgIwgbUMgbJD ZXJ0aWZpY2F0ZSB1c2UgcmVzdHJpY3RlZCB0byBSZWx5aW5nIFBhcnR5KHMpIGluIGFjY29yZGFu Y2Ugd2l0aCBJR0MtQ1AgKHNlZSBodHRwczovL3NlY3VyZS5pZGVudHJ1c3QuY29tL2NlcnRpZmlj YXRlcy9wb2xpY3kvaWdjL2luZGV4Lmh0bWwpLiBJR0MtQ1BTIGluY29ycG9yYXRlZCBieSByZWZl cmVuY2UuMEUGA1UdHwQ+MDwwOqA4oDaGNGh0dHA6Ly92YWxpZGF0aW9uLmlkZW50cnVzdC5jb20v Y3JsL2lnY2RldmljZWNhMi5jcmwwGgYDVR0RBBMwEYIPSVBBV1NPUEVOMjAwMDMyMB0GA1UdDgQW BBQ8QhNU0KQ6GUEOz5peBrNTppU+fDAxBgNVHSUEKjAoBggrBgEFBQcDAgYIKwYBBQUHAwUGCCsG AQUFBwMGBggrBgEFBQcDBzANBgkqhkiG9w0BAQsFAAOCAgEAXiYe+0catdoGF4nXiIoyywVkVTaG BacaUIjTceAJv35LhC5gwAM+O3OudKQQbMeIzOcjJluFc4vFjmzL/DxLLKk6IVVZQ+MXO8O5UZ6e 0hSwQv3mO+9JkCYL7M/GIJwiq6XuEiLS7wESwnHq2tIppZNfpcZcMSlQC+4hoUPJuVNU7QVFtvXe 6FaB/zDMTU3pzOuCxn/SNIhBKHVesE8n5soIp5q8U/R/I9vYM52NISzZcYPGUp6Snyd9mVqmxAo+ t3pAgsojLOrSBPLQoPoip/KeKCMahrumQuaHi6t3ML6IlCIuOeNnHEaxnUIWGD7kAswOKsqGGjMN JwXw6TeqrddvCg8Nd0SH7mWI/vjOq/ykZs2q6lB3b/5ur7YjGOdT3310R0VhZ8pxuyUTrR6EFlFR PkWhg46BaEiP1GtzmEW7wT0YStf4wvwDR3HkjpzNoBO92+iwhVHPKyl7T4METnDyTAD+aDn/Xtp/ pZePlh9uOkCqS7NOm6B4Hjra/iL3BQG2gwcE6XOzbETH6/ibKwMroFDAgqe8AA6xdmcajHBf7/wA maMrAQmgbINPpZWjMo3wf2IccUTVHxLaZj+yQZcWMuX9R2H84eTo/CfqmG1RyxcqO0Nd1BS8i8Ii YnCXXUlXkpl0xFj1R1xiGv8bd4l5AGjorijY2Wnub1m4Y4k=