{"url_path":"/weather/alerts/2.49.0.1.840.0.981763280e670dafdad02306926ecdd4a788a568.001.1","section_key":"alert","section_title":"Flash Flood Warning issued May 18 at 2:11PM CDT until May 18 at 8:15PM 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%3A2.49.0.1.840.0.981763280e670dafdad02306926ecdd4a788a568.001.1","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":235,"has_tables":false,"body_markdown":"# Flash Flood Warning: Flash Flood Warning issued May 18 at 2:11PM CDT until May 18 at 8:15PM CDT by NWS St Louis MO\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Immediate\n**Areas:** Clinton, IL; Fayette, IL; Marion, IL\n**Issued by:** NWS St Louis MO\n**Sent:** 2026-05-18T14:11:00-05:00\n**Effective:** 2026-05-18T14:11:00-05:00\n**Expires:** 2026-05-18T20:15:00-05:00\n\n## Description\nFFWLSX\n\nThe National Weather Service in St Louis has issued a\n\n* Flash Flood Warning for...\nEastern Clinton County in south central Illinois...\nSouthern Fayette County in south central Illinois...\nMarion County in south central Illinois...\n\n* Until 815 PM CDT Monday.\n\n* At 211 PM CDT, Doppler radar indicated thunderstorms producing\nheavy rain across the warned area. Between 1 and 2 inches of rain\nhave fallen. Additional rainfall amounts of 1 to 2 inches are\npossible in the warned area. Flash flooding is ongoing or expected\nto begin shortly.\n\nHAZARD...Flash flooding caused by thunderstorms.\n\nSOURCE...Radar indicated.\n\nIMPACT...Flash flooding of small creeks and streams, urban areas,\nhighways, streets and underpasses as well as other poor\ndrainage and low-lying areas.\n\n* Some locations that will experience flash flooding include...\nCentralia, Salem, Sandoval, Wamac, Central City, Odin, Kinmundy,\nPatoka, Farina, Omega, Stephen Forbes Station, Fairman, Shobonier,\nHelm, Tonti, La Clede, Iuka, Junction City, St. Peter and Alma.\n\nThis includes the following State Parks...\nStephen A. Forbes State Recreation Area.\n\nThis includes Interstate 57 in Illinois between exits 109 and 135.\n\n## Instructions\nTurn around, don't drown when encountering flooded roads. Most flood\ndeaths occur in vehicles."}