{"url_path":"/weather/alerts/2.49.0.1.840.0.fae3ce6dfc3b1797eb9cd72a79ebd561eccac9a9.004.1","section_key":"alert","section_title":"Frost Advisory issued September 13 at 12:54PM CDT until September 14 at 8:00AM CDT by NWS Duluth MN","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-09-13","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.fae3ce6dfc3b1797eb9cd72a79ebd561eccac9a9.004.1","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":160,"has_tables":false,"body_markdown":"# Frost Advisory: Frost Advisory issued September 13 at 12:54PM CDT until September 14 at 8:00AM CDT by NWS Duluth MN\n\n**Severity:** Minor\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Douglas; Bayfield; Ashland; Iron; Washburn; Sawyer; Price\n**Issued by:** NWS Duluth MN\n**Sent:** 2026-09-13T12:54:00-05:00\n**Effective:** 2026-09-13T12:54:00-05:00\n**Expires:** 2026-09-14T08:00:00-05:00\n\n## Description\n* WHAT...Temperatures as low as the lower to middle 30s will result\nin frost formation.\n\n* WHERE...Price, Ashland, Bayfield, Douglas, Iron, Sawyer, and\nWashburn Counties.\n\n* WHEN...From midnight tonight to 8 AM CDT Monday.\n\n* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive\noutdoor plants may be killed if left uncovered.\n\n* ADDITIONAL DETAILS...Areas inland from Lake Superior have the\ngreatest risk of frost formation tonight. That includes southern\nportions of Douglas and Bayfield counties. Areas around Superior\nare less likely to experience frost. Some of the typical colder\nspots in inland northwest Wisconsin may drop to around or slightly\nbelow freezing for a couple hours around sunrise Monday morning.\n\n## Instructions\nTake steps now to protect tender plants from the cold."}