{"url_path":"/weather/alerts/2.49.0.1.840.0.78cf89173fcc4a0988e1ed815d48fb8ecf11b590.008.1","section_key":"alert","section_title":"Freeze Warning issued May 18 at 1:00PM MDT until May 19 at 10:00AM MDT by NWS Cheyenne WY","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-05-18","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.78cf89173fcc4a0988e1ed815d48fb8ecf11b590.008.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Cheyenne WY"},"word_count":116,"has_tables":false,"body_markdown":"# Freeze Warning: Freeze Warning issued May 18 at 1:00PM MDT until May 19 at 10:00AM MDT by NWS Cheyenne WY\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Scotts Bluff; North Sioux; South Sioux; Niobrara County; East Platte County; Goshen County\n**Issued by:** NWS Cheyenne WY\n**Sent:** 2026-05-18T13:00:00-06:00\n**Effective:** 2026-05-18T13:00:00-06:00\n**Expires:** 2026-05-19T06:00:00-06:00\n\n## Description\n* WHAT...Sub-freezing temperatures as low as 21 expected.\n\n* WHERE...In Nebraska, Northern Sioux County, Scotts Bluff County,\nand Southern Sioux County. In Wyoming, Niobrara County, East\nPlatte County, and Goshen County.\n\n* WHEN...From 8 PM this evening to 10 AM MDT Tuesday.\n\n* IMPACTS...Frost and freeze conditions could kill crops, other\nsensitive vegetation and possibly damage unprotected outdoor\nplumbing.\n\n## Instructions\nTake steps now to protect tender plants from the cold."}