{"url_path":"/weather/alerts/2.49.0.1.840.0.8aa6229a664fe2ea8635bae1772cbeeeeff8f71e.001.1","section_key":"alert","section_title":"Winter Weather Advisory issued May 16 at 12:29PM MDT until May 17 at 6:00AM MDT by NWS Great Falls MT","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-05-16","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.8aa6229a664fe2ea8635bae1772cbeeeeff8f71e.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Great Falls MT"},"word_count":192,"has_tables":false,"body_markdown":"# Winter Weather Advisory: Winter Weather Advisory issued May 16 at 12:29PM MDT until May 17 at 6:00AM MDT by NWS Great Falls MT\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Gallatin and Madison County Mountains and Centennial Mountains\n**Issued by:** NWS Great Falls MT\n**Sent:** 2026-05-16T12:29:00-06:00\n**Effective:** 2026-05-16T12:29:00-06:00\n**Expires:** 2026-05-17T03:30:00-06:00\n\n## Description\n* WHAT...Snow expected. Total snow accumulations 3 to 7 inches, with\nhigher amounts on high peaks. Winds gusting as high as 40 mph.\n\n* WHERE...Gallatin and Madison County Mountains and Centennial\nMountains.\n\n* WHEN...From 5 PM this afternoon to 6 AM MDT Sunday.\n\n* IMPACTS...Plan on slippery and slushy road conditions and raw back\ncountry conditions Saturday evening into Sunday.\n\n* ADDITIONAL DETAILS...Snow levels quickly fall this evening after a\nround of showers and perhaps a couple thunderstorms this\nafternoon. Those with back country plans should be aware of the\nforecast raw conditions.\n\n## Instructions\nSlow down and use caution while traveling. The latest road\nconditions can be obtained by calling 5 1 1 or visiting the MDT Road\nReport website.\n\nTo see a graphical representation of the degree of stress on young\nlivestock please visit our webpage and select Local Programs then\nCold Air Advisory for Newborn Livestock."}