{"url_path":"/weather/alerts/2.49.0.1.840.0.b5a41e482ae0acd3a85c4cf7ce01ae592a94fa2e.001.1","section_key":"alert","section_title":"Flood Advisory issued May 18 at 2:40PM CDT until May 18 at 8:45PM CDT by NWS St Louis MO","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.b5a41e482ae0acd3a85c4cf7ce01ae592a94fa2e.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS St Louis MO"},"word_count":210,"has_tables":false,"body_markdown":"# Flood Advisory: Flood Advisory issued May 18 at 2:40PM CDT until May 18 at 8:45PM CDT by NWS St Louis MO\n\n**Severity:** Minor\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Boone, MO; Callaway, MO; Cole, MO; Moniteau, MO\n**Issued by:** NWS St Louis MO\n**Sent:** 2026-05-18T14:40:00-05:00\n**Effective:** 2026-05-18T14:40:00-05:00\n**Expires:** 2026-05-18T20:45:00-05:00\n\n## Description\n* WHAT...Flooding caused by excessive rainfall is expected.\n\n* WHERE...Southeastern Boone County in central Missouri...\nCallaway County in central Missouri...\nCole County in central Missouri...\nSouthern Moniteau County in central Missouri...\n\n* WHEN...Until 845 PM CDT Monday.\n\n* IMPACTS...Minor flooding in low-lying and poor drainage areas. Some\nlow-water crossings may become impassable.\n\n* ADDITIONAL DETAILS...\n- At 240 PM CDT, Doppler radar indicated heavy rain due to\nthunderstorms. Minor flooding is ongoing or expected to begin\nshortly in the advisory area. Between 1 and 2 inches of rain have\nfallen.\n- Additional rainfall amounts of 1 to 2 inches are expected over\nthe area. This additional rain will result in minor flooding.\n- Some locations that will experience flooding include...\nJefferson City, Fulton, California, Ashland, Holts Summit,\nColumbia Regional Airport, Wardsville, St. Martins, Taos,\nRussellville, New Bloomfield, Lake Mykee Town, Centertown, St.\nThomas, Lake Mykee, Brazito, McGirk, Hickory Hill, High Point and\nWilliamsburg.\n\n## Instructions\nTurn around, don't drown when encountering flooded roads. Most flood\ndeaths occur in vehicles."}