{"url_path":"/weather/alerts/2.49.0.1.840.0.03f7a75e58c293c0cdfc1ec431605795a971afc6.001.1","section_key":"alert","section_title":"Flood Warning issued June 4 at 12:20PM CDT by NWS Sioux Falls SD","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-06-04","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.03f7a75e58c293c0cdfc1ec431605795a971afc6.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Sioux Falls SD"},"word_count":189,"has_tables":false,"body_markdown":"# Flood Warning: Flood Warning issued June 4 at 12:20PM CDT by NWS Sioux Falls SD\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Brookings, SD; Hamlin, SD\n**Issued by:** NWS Sioux Falls SD\n**Sent:** 2026-06-04T12:20:00-05:00\n**Effective:** 2026-06-04T12:20:00-05:00\n**Expires:** 2026-06-05T14:30:00-05:00\n\n## Description\n...The National Weather Service in Sioux Falls SD has issued a Flood\nWarning for the following rivers in South Dakota...\n\nBig Sioux River near Estelline affecting Brookings and Hamlin\nCounties.\n\n* WHAT...Minor flooding is occurring.\n\n* WHERE...Big Sioux River near Estelline.\n\n* WHEN...From this afternoon until further notice.\n\n* IMPACTS...At 1644.0 feet, significant flooding of crop and pasture\nland begins.\n\n* ADDITIONAL DETAILS...\n- At 12:00 PM CDT Thursday the stage was 1644.1 feet.\n- Recent Activity...The maximum river stage in the 24 hours\nending at 12:00 PM CDT Thursday was 1644.1 feet.\n- Forecast...No forecast is available for this location\nalthough additional rainfall this evening and overnight may\nresult in further rises.\n- Flood stage is 1644.0 feet.\n- Stay up to date with the latest river observations and\nforecasts at: www.water.noaa.gov\n\n## Instructions\nTurn around, don't drown when encountering flooded roads. Most flood\ndeaths occur in vehicles.\n\nThe next statement will be issued by Friday afternoon."}