{"url_path":"/weather/alerts/2.49.0.1.840.0.46a4ac6ceccc7f4c4ee2b318122ecb6f8969c198.002.1","section_key":"alert","section_title":"Heat Advisory issued July 18 at 10:17AM MDT until July 20 at 6:00PM MDT by NWS Cheyenne WY","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-18","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.46a4ac6ceccc7f4c4ee2b318122ecb6f8969c198.002.1","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":138,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued July 18 at 10:17AM MDT until July 20 at 6:00PM MDT by NWS Cheyenne WY\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Box Butte; Scotts Bluff; Banner; Morrill; South Sioux; Converse County Lower Elevations; Niobrara County; Goshen County\n**Issued by:** NWS Cheyenne WY\n**Sent:** 2026-07-18T10:17:00-06:00\n**Effective:** 2026-07-18T10:17:00-06:00\n**Expires:** 2026-07-19T06:00:00-06:00\n\n## Description\n* WHAT...Afternoon temperatures in the upper 90's to low 100's with\novernight lows in the mid 60's to low 70's.\n\n* WHERE...In Nebraska, Banner County, Box Butte County, Morrill\nCounty, Scotts Bluff County, and Southern Sioux County. In\nWyoming, Converse County Lower Elevations, Niobrara County, and\nGoshen County.\n\n* WHEN...From noon Sunday to 6 PM MDT Monday.\n\n* IMPACTS...Hot temperatures and high humidity may cause heat\nillnesses.\n\n## Instructions\nDrink plenty of fluids, stay in an air-conditioned room, stay out of\nthe sun, and check up on relatives and neighbors."}