{"url_path":"/weather/alerts/2.49.0.1.840.0.48779a75aa9140d3bc6f838bfaf27106246237f5.004.1","section_key":"alert","section_title":"Winter Storm Warning issued May 18 at 12:46PM MDT until May 18 at 6:00PM MDT by NWS Riverton WY","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-05-18","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.48779a75aa9140d3bc6f838bfaf27106246237f5.004.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Riverton WY"},"word_count":139,"has_tables":false,"body_markdown":"# Winter Storm Warning: Winter Storm Warning issued May 18 at 12:46PM MDT until May 18 at 6:00PM MDT by NWS Riverton WY\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Green Mountains and Rattlesnake Range\n**Issued by:** NWS Riverton WY\n**Sent:** 2026-05-18T12:46:00-06:00\n**Effective:** 2026-05-18T12:46:00-06:00\n**Expires:** 2026-05-18T18:00:00-06:00\n\n## Description\n* WHAT...Heavy snow. Additional snow accumulations 1 to 4 inches.\nWinds gusting as high as 50 mph.\n\n* WHERE...Green Mountains and Rattlesnake Range.\n\n* WHEN...Until 6 PM MDT this evening.\n\n* IMPACTS...Travel will be difficult due to a combination of wind\nand falling snow.\n\n## Instructions\nIf you must travel, keep an extra flashlight, food, and water in\nyour vehicle in case of an emergency.\n\nFor graphical depictions of the snowfall forecast, including the\nofficial NWS forecast, high end amounts, and low end amounts, visit\nhttps://weather.gov/riw/winter .\n\nFor winter road conditions from the Wyoming Department of\nTransportation, visit https://wyoroad.info ."}