urn:oid:2.49.0.1.840.0.a756b8373c06ccc239e48aff4e855aee5d296c25.001.1.IPAWSw-nws.webmaster@noaa.gov2025-11-24T10:34:00-07:00ActualAlertPublicIPAWSv1.0en-USMetSnow Squall WarningAvoidExpectedExtremeLikelySAMESVSNationalWeatherServiceSQW2025-11-24T10:34:00-07:002025-11-24T10:34:00-07:002025-11-24T11:15:00-07:00NWS Missoula MTSnow Squall Warning issued November 24 at 10:34AM MST until November 24 at 11:15AM MST by NWS Missoula MTThe National Weather Service in Missoula has issued a * Snow Squall Warning for... Silver Bow County in west central Montana... * Until 1115 AM MST. * At 1034 AM MST, a dangerous snow squall was located over Butte, moving east at 35 mph. HAZARD...Whiteout conditions with near zero visibility associated with intense bursts of heavy snow and gusty winds. Wind gusts greater than 35 mph. Flash freeze on roadways over Homestake Pass. SOURCE...Radar and webcams. IMPACT...Dangerous and life-threatening travel conditions are expected to develop rapidly in the warning area. This includes Interstate 90 between mile markers 218 and 231. Locations impacted include... Butte, Walkerville, Divide, Nissler, Melrose, Janney, and Newcomb. Wet roadways will quickly freeze. Black ice will cause roads, bridges, and overpasses to become slick and dangerous. Slow down and be prepared for a sudden loss of traction. Consider avoiding or delaying travel until the snow squall passes your location. If you must travel, use extra caution and allow extra time. Rapid changes in visibility and slick road conditions may lead to accidents. If traveling on a highway, find the nearest exit or rest area and park safely away from traffic. Allow snow squalls to pass before attempting to resume travel.http://www.weather.govAWIPSidentifierSQWMSOWMOidentifierWWUS55 KMSO 241734eventMotionDescription2025-11-24T17:34:00Z...storm...267DEG...31KT...45.96,-112.56snowSquallDetectionOBSERVEDsnowSquallImpactSIGNIFICANTBLOCKCHANNELEASBLOCKCHANNELNWEMEAS-ORGWXRVTEC/O.NEW.KMSO.SQ.W.0005.251124T1734Z-251124T1815Z/eventEndingTime2025-11-24T11:15:00-07:00WEAHandlingImminent ThreatCMAMtextSnow Squall Warning til 11:15 AM MST. Sudden whiteouts. Icy roads. Slow down! -NWSCMAMlongtextNational Weather Service: Snow Squall Warning until 11:15 AM MST. Slow down or delay travel! Be ready for a sudden drop to near zero visibility and icy roads in heavy snow.Silver Bow, MT45.74,-112.46 45.76,-112.5 45.69,-112.55 45.63,-112.68 45.64,-112.7 45.67,-112.7 45.7,-112.75 45.74,-112.76 45.78,-112.85 46.17,-112.52 46.14,-112.52 46.09,-112.47 46.05,-112.48 46.02,-112.44 45.93,-112.44 45.89,-112.4 45.85,-112.43 45.75,-112.19 45.74,-112.46SAME030093UGCMTC093es-USMetSnow Squall WarningAvoidExpectedExtremeLikelySAMESVSNationalWeatherServiceSQW2025-11-24T10:34:00-07:002025-11-24T10:34:00-07:002025-11-24T11:15:00-07:00NWS Missoula MTSnow Squall Warning issued November 24 at 10:34AM MST until November 24 at 11:15AM MST by NWS Missoula MTThe National Weather Service in Missoula has issued a * Snow Squall Warning for... Silver Bow County in west central Montana... * Until 1115 AM MST. * At 1034 AM MST, a dangerous snow squall was located over Butte, moving east at 35 mph. HAZARD...Whiteout conditions with near zero visibility associated with intense bursts of heavy snow and gusty winds. Wind gusts greater than 35 mph. Flash freeze on roadways over Homestake Pass. SOURCE...Radar and webcams. IMPACT...Dangerous and life-threatening travel conditions are expected to develop rapidly in the warning area. This includes Interstate 90 between mile markers 218 and 231. Locations impacted include... Butte, Walkerville, Divide, Nissler, Melrose, Janney, and Newcomb. Wet roadways will quickly freeze. Black ice will cause roads, bridges, and overpasses to become slick and dangerous. Slow down and be prepared for a sudden loss of traction. Consider avoiding or delaying travel until the snow squall passes your location. If you must travel, use extra caution and allow extra time. Rapid changes in visibility and slick road conditions may lead to accidents. If traveling on a highway, find the nearest exit or rest area and park safely away from traffic. Allow snow squalls to pass before attempting to resume travel.http://www.weather.govAWIPSidentifierSQWMSOWMOidentifierWWUS55 KMSO 241734eventMotionDescription2025-11-24T17:34:00Z...storm...267DEG...31KT...45.96,-112.56snowSquallDetectionOBSERVEDsnowSquallImpactSIGNIFICANTBLOCKCHANNELEASBLOCKCHANNELNWEMEAS-ORGWXRVTEC/O.NEW.KMSO.SQ.W.0005.251124T1734Z-251124T1815Z/eventEndingTime2025-11-24T11:15:00-07:00WEAHandlingImminent ThreatCMAMtextAviso de Turbonada de Nieve hasta 11:15 AM MST. Pobre visibilidad! Reduzca la velocidad!CMAMlongtextServicio Nacional de Meteorologia: Aviso de Turbonada de Nieve hasta las 11:15 AM MST. Reduzca la velocidad o retrase su viaje! Preparese para una caida repentina de visibilidad cercana a cero y carreteras heladas en nevadas fuertes.Silver Bow, MT45.74,-112.46 45.76,-112.5 45.69,-112.55 45.63,-112.68 45.64,-112.7 45.67,-112.7 45.7,-112.75 45.74,-112.76 45.78,-112.85 46.17,-112.52 46.14,-112.52 46.09,-112.47 46.05,-112.48 46.02,-112.44 45.93,-112.44 45.89,-112.4 45.85,-112.43 45.75,-112.19 45.74,-112.46SAME030093UGCMTC093zHhkYWuDzLow7Kljo1dM6AAwRa5BCGfuYzo0EqF62ZA=PoGJfiviZ+u1AzIV/q4nv/lpWOY1f7M/GzrT/yRrViku2Ow5cQHn6+WtArK6//jDdmUkrqA90fcQ nELHNCrco3Yn57RRMkcSk3IHj6uVxKtr9RJSegvJAp+Uq/Hl4BRZygONVz6/ehfQqMgacTg+/V5j IGUfRj1hSKrNal6/GgW2R3+vTVdkTODLVkCQTAlozSXQl9NMNT2pSFlWBVTs+e8fBo4KdW65meZ7 7+LDkED8IF/Z58t3AJp9utxUSURA2mO1X+TDwF2OxK3KH+0+SLvava3cU+FRlHodfDb7mBIQYsai FsoauPbA/mwZx+2vndlG9WUM678JMQEikxYrxg==CN=IPAWSOPEN200032,OU=A01410C0000018539A5624B000AC0FD,OU=Devices IPAWS,OU=National Continuity Programs,O=FEMA IPAWS,C=USMIIGMDCCBRigAwIBAgIQQAGFOaViYZG0rHv9rMr0cTANBgkqhkiG9w0BAQsFADBdMQswCQYDVQQG EwJVUzESMBAGA1UEChMJSWRlblRydXN0MSAwHgYDVQQLExdJZGVuVHJ1c3QgR2xvYmFsIENvbW1v bjEYMBYGA1UEAxMPSUdDIERldmljZSBDQSAxMB4XDTIyMTIyMjExNDMzOFoXDTI1MTIyMTExNDIz OFowgaUxCzAJBgNVBAYTAlVTMRMwEQYDVQQKEwpGRU1BIElQQVdTMSUwIwYDVQQLExxOYXRpb25h bCBDb250aW51aXR5IFByb2dyYW1zMRYwFAYDVQQLEw1EZXZpY2VzIElQQVdTMSgwJgYDVQQLEx9B MDE0MTBDMDAwMDAxODUzOUE1NjI0QjAwMEFDMEZEMRgwFgYDVQQDEw9JUEFXU09QRU4yMDAwMzIw ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC+0Z9bPXM1EZnsw0GsQ+3/COeZmlzV/C6Q W3YkTMcIidrYxkEi+us3riEuSiYSf234GMsxnWVY84ESfuH+GwTy7K59FfFxAVQ0iWZ/yz8X7W+v RKjTmygNTgrFOTGs4oj7W4cIXTDjrMjEaDvRk6toqa8cvMR3uZo1hzeZnSYPdnP+ufyXqRPmpmLe cizt3u4U0jKYwepxhJGp6mw4iXVnQ12kYgIMpP9Z8gIgcmO019+D05gdj6fIYWrhdDyZkw3FMHpz wf4tu/Btn6bxDfUjiFLGrDaU5MRqYQr9SJYThOHnqH6eQi/g49ImbAoC0ce47VZhzbdnHgAgEwai HdJRAgMBAAGjggKhMIICnTAOBgNVHQ8BAf8EBAMCBaAwfQYIKwYBBQUHAQEEcTBvMCkGCCsGAQUF BzABhh1odHRwOi8vaWdjLm9jc3AuaWRlbnRydXN0LmNvbTBCBggrBgEFBQcwAoY2aHR0cDovL3Zh bGlkYXRpb24uaWRlbnRydXN0LmNvbS9jZXJ0cy9pZ2NkZXZpY2VjYTEucDdjMB8GA1UdIwQYMBaA FJNyQZr/34qKK85jvM2qbXqZjqLnMIIBNAYDVR0gBIIBKzCCAScwggEjBgtghkgBhvkvAGQlAjCC ARIwSwYIKwYBBQUHAgEWP2h0dHBzOi8vc2VjdXJlLmlkZW50cnVzdC5jb20vY2VydGlmaWNhdGVz L3BvbGljeS9pZ2MvaW5kZXguaHRtbDCBwgYIKwYBBQUHAgIwgbUMgbJDZXJ0aWZpY2F0ZSB1c2Ug cmVzdHJpY3RlZCB0byBSZWx5aW5nIFBhcnR5KHMpIGluIGFjY29yZGFuY2Ugd2l0aCBJR0MtQ1Ag KHNlZSBodHRwczovL3NlY3VyZS5pZGVudHJ1c3QuY29tL2NlcnRpZmljYXRlcy9wb2xpY3kvaWdj L2luZGV4Lmh0bWwpLiBJR0MtQ1BTIGluY29ycG9yYXRlZCBieSByZWZlcmVuY2UuMEUGA1UdHwQ+ MDwwOqA4oDaGNGh0dHA6Ly92YWxpZGF0aW9uLmlkZW50cnVzdC5jb20vY3JsL2lnY2RldmljZWNh MS5jcmwwGgYDVR0RBBMwEYIPSVBBV1NPUEVOMjAwMDMyMB0GA1UdDgQWBBSddXzFwBiiZdAIITyR 6l6lQX/2OjAxBgNVHSUEKjAoBggrBgEFBQcDAgYIKwYBBQUHAwUGCCsGAQUFBwMGBggrBgEFBQcD BzANBgkqhkiG9w0BAQsFAAOCAQEAVMvpSc0ZW3reZfJiBzCgWuyJ3ggYhX/EVTRxWPe2zYtxR3NW d8LyFzfjNxcH95Fl1BmTpUNEfTDSJS3XkYqlBdYZztqk/FlYtOrYna8ClYxPamgbgkxm4RklVWPt zbZU59wHFSMCZXG8UdIv7ogsYxQB0gxIc0RMX3aDWrJHGdi4sXMrsRhAgMVXJmXnR/CSo0i555l6 M8r9fLsNWGV0ZTkJHig506oZXaBqtexgmPtRPn2VmczTUESKCQx04X0TzHrt5lGslpc2TrGUHClt iQu4YWJrGlDKJcSKponKaC4PEwZlv4X5dlr9mBHkwLJavrwOwXnftkQSw9oHFoOV/Q==