{"url_path":"/weather/alerts/2.49.0.1.840.0.411eea752c3dcb759714d389588d8e7e03e872d6.001.1","section_key":"alert","section_title":"Frost Advisory issued September 22 at 1:04PM CDT until September 23 at 8:00AM CDT by NWS Duluth MN","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-09-22","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.411eea752c3dcb759714d389588d8e7e03e872d6.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Duluth MN"},"word_count":128,"has_tables":false,"body_markdown":"# Frost Advisory: Frost Advisory issued September 22 at 1:04PM CDT until September 23 at 8:00AM CDT by NWS Duluth MN\n\n**Severity:** Minor\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Koochiching; North St. Louis; Northern Cook/Northern Lake; North Itasca; Central St. Louis; South Itasca\n**Issued by:** NWS Duluth MN\n**Sent:** 2026-09-22T13:04:00-05:00\n**Effective:** 2026-09-22T13:04:00-05:00\n**Expires:** 2026-09-23T01:15:00-05:00\n\n## Description\n* WHAT...Temperatures as low as 34 will result in frost formation.\n\n* WHERE...Koochiching, North Itasca, South Itasca, Central St. Louis,\nNorth St. Louis, and Northern Cook and Lake Counties.\n\n* WHEN...From 1 AM to 8 AM CDT Wednesday.\n\n* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive\noutdoor plants may be killed if left uncovered.\n\n* ADDITIONAL DETAILS...The best chances for frost will be in inland\nareas away from Lake Superior.\n\n## Instructions\nTake steps now to protect tender plants from the cold."}