urn:oid:2.49.0.1.840.0.6b784916b923270c8d07c3296a0b2a54bc8e0cee.001.1.IPAWSw-nws.webmaster@noaa.gov2025-12-28T11:18:00-06:00ActualAlertPublicIPAWSv1.0en-USMetSnow Squall WarningAvoidExpectedExtremeLikelySAMESVSNationalWeatherServiceSQW2025-12-28T11:18:00-06:002025-12-28T11:18:00-06:002025-12-28T11:45:00-06:00NWS Des Moines IASnow Squall Warning issued December 28 at 11:18AM CST until December 28 at 11:45AM CST by NWS Des Moines IAThe National Weather Service in Des Moines has issued a * Snow Squall Warning for... Northwestern Story County in central Iowa... Southeastern Greene County in west central Iowa... Western Hardin County in central Iowa... Southeastern Webster County in central Iowa... Northeastern Guthrie County in west central Iowa... Hamilton County in central Iowa... Boone County in central Iowa... Northern Dallas County in central Iowa... * Until 1145 AM CST. * At 1117 AM CST, a dangerous snow squall was located along a line extending from near Dows to 7 miles north of Boone Municipal Airport to near Linden, moving east at 35 mph. HAZARD...Whiteout conditions with near zero visibility associated with intense bursts of heavy snow and gusty winds leading to blowing snow. Wind gusts greater than 45 mph. SOURCE...Radar and webcams. IMPACT...Dangerous and life-threatening travel conditions are expected to develop rapidly in the warning area. This includes Interstate 35 between mile markers 116 and 151. Locations impacted include... Ames, Boone, Webster City, Perry, Iowa Falls, Story City, Madrid, Ogden, Dallas Center, Roland, Jewell Junction, Panora, Gilbert, Woodward, Lake Panorama, Iowa State Center, Boone Speedway, Hubbard, Dayton, and Grand Junction. Slow Down! Rapid changes in visibility and road conditions are expected with this dangerous snow squall. Be alert for sudden whiteout conditions.http://www.weather.govAWIPSidentifierSQWDMXWMOidentifierWWUS53 KDMX 281718eventMotionDescription2025-12-28T17:17:00Z...storm...248DEG...32KT...42.6,-93.53 42.15,-93.83 41.61,-94.3snowSquallDetectionOBSERVEDsnowSquallImpactSIGNIFICANTBLOCKCHANNELEASBLOCKCHANNELNWEMEAS-ORGWXRVTEC/O.NEW.KDMX.SQ.W.0004.251228T1718Z-251228T1745Z/eventEndingTime2025-12-28T11:45:00-06:00WEAHandlingImminent ThreatCMAMtextSnow Squall Warning til 11:45 AM CST. Sudden whiteouts. Icy roads. Slow down! -NWSCMAMlongtextNational Weather Service: Snow Squall Warning until 11:45 AM CST. Slow down or delay travel! Be ready for a sudden drop to near zero visibility and icy roads in heavy snow.Boone, IA; Dallas, IA; Greene, IA; Guthrie, IA; Hamilton, IA; Hardin, IA; Story, IA; Webster, IA42.22,-93.35 41.86,-93.82 41.67,-93.99 41.62,-94.46 42.16,-94.2 42.56,-93.83 42.56,-93.21 42.22,-93.35SAME019015SAME019049SAME019073SAME019077SAME019079SAME019083SAME019169SAME019187UGCIAC015UGCIAC049UGCIAC073UGCIAC077UGCIAC079UGCIAC083UGCIAC169UGCIAC187es-USMetSnow Squall WarningAvoidExpectedExtremeLikelySAMESVSNationalWeatherServiceSQW2025-12-28T11:18:00-06:002025-12-28T11:18:00-06:002025-12-28T11:45:00-06:00NWS Des Moines IASnow Squall Warning issued December 28 at 11:18AM CST until December 28 at 11:45AM CST by NWS Des Moines IAThe National Weather Service in Des Moines has issued a * Snow Squall Warning for... Northwestern Story County in central Iowa... Southeastern Greene County in west central Iowa... Western Hardin County in central Iowa... Southeastern Webster County in central Iowa... Northeastern Guthrie County in west central Iowa... Hamilton County in central Iowa... Boone County in central Iowa... Northern Dallas County in central Iowa... * Until 1145 AM CST. * At 1117 AM CST, a dangerous snow squall was located along a line extending from near Dows to 7 miles north of Boone Municipal Airport to near Linden, moving east at 35 mph. HAZARD...Whiteout conditions with near zero visibility associated with intense bursts of heavy snow and gusty winds leading to blowing snow. Wind gusts greater than 45 mph. SOURCE...Radar and webcams. IMPACT...Dangerous and life-threatening travel conditions are expected to develop rapidly in the warning area. This includes Interstate 35 between mile markers 116 and 151. Locations impacted include... Ames, Boone, Webster City, Perry, Iowa Falls, Story City, Madrid, Ogden, Dallas Center, Roland, Jewell Junction, Panora, Gilbert, Woodward, Lake Panorama, Iowa State Center, Boone Speedway, Hubbard, Dayton, and Grand Junction. Slow Down! Rapid changes in visibility and road conditions are expected with this dangerous snow squall. Be alert for sudden whiteout conditions.http://www.weather.govAWIPSidentifierSQWDMXWMOidentifierWWUS53 KDMX 281718eventMotionDescription2025-12-28T17:17:00Z...storm...248DEG...32KT...42.6,-93.53 42.15,-93.83 41.61,-94.3snowSquallDetectionOBSERVEDsnowSquallImpactSIGNIFICANTBLOCKCHANNELEASBLOCKCHANNELNWEMEAS-ORGWXRVTEC/O.NEW.KDMX.SQ.W.0004.251228T1718Z-251228T1745Z/eventEndingTime2025-12-28T11:45:00-06:00WEAHandlingImminent ThreatCMAMtextAviso de Turbonada de Nieve hasta 11:45 AM CST. Pobre visibilidad! Reduzca la velocidad!CMAMlongtextServicio Nacional de Meteorologia: Aviso de Turbonada de Nieve hasta las 11:45 AM CST. Reduzca la velocidad o retrase su viaje! Preparese para una caida repentina de visibilidad cercana a cero y carreteras heladas en nevadas fuertes.Boone, IA; Dallas, IA; Greene, IA; Guthrie, IA; Hamilton, IA; Hardin, IA; Story, IA; Webster, IA42.22,-93.35 41.86,-93.82 41.67,-93.99 41.62,-94.46 42.16,-94.2 42.56,-93.83 42.56,-93.21 42.22,-93.35SAME019015SAME019049SAME019073SAME019077SAME019079SAME019083SAME019169SAME019187UGCIAC015UGCIAC049UGCIAC073UGCIAC077UGCIAC079UGCIAC083UGCIAC169UGCIAC187VREDbVxdmVxf0tRVdZMxEee3rNk5cYTr123vvdjhteM=h1XepZQmAjkjPK/W/Amz940OBlOG3LeCM40OrfaEg6izW0XHUdjDdBTn7/yj1HiDWD7U+MNM5lc1 mcejKgwsL7nfz/0sjZC5LZ3fU2WI32omj6gUqmFZsfr5sm0ONrvzr12Wu68xls8VP5rvqfrCFlCP ELvakaDq5wgdJGoh0kIFEcJPAVLA8YXmMdL4Rwy3iqFkvI1L2rqZJMPjcMa9dHOt4IqXUzN0gIBs MV8Vttp8ipaygh8bULBHDNXRqbKpsXfAEIntfCj1gfphXoX8Of+EIduWNURZNFZ8e2S4YMN98DTZ PGDXmF1gf/hfSVi//t0RCLFNJvB0NxP+sTB8gA==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=