{"url_path":"/weather/alerts/2.49.0.1.840.0.17e27b14892790f68b7f5e777e7c8811602bdb74.001.1","section_key":"alert","section_title":"Flash Flood Warning issued June 20 at 6:09PM CDT until June 20 at 7:15PM CDT by NWS Houston/Galveston TX","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-06-20","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.17e27b14892790f68b7f5e777e7c8811602bdb74.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Houston/Galveston TX"},"word_count":194,"has_tables":false,"body_markdown":"# Flash Flood Warning: Flash Flood Warning issued June 20 at 6:09PM CDT until June 20 at 7:15PM CDT by NWS Houston/Galveston TX\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Immediate\n**Areas:** Brazoria, TX; Galveston, TX; Harris, TX\n**Issued by:** NWS Houston/Galveston TX\n**Sent:** 2026-06-20T18:09:00-05:00\n**Effective:** 2026-06-20T18:09:00-05:00\n**Expires:** 2026-06-20T19:15:00-05:00\n\n## Description\nAt 609 PM CDT, Doppler radar and automated rain gauges indicated\nthunderstorms produced heavy rain across the warned area. Between 2\nand 5 inches of rain have fallen. Additional rainfall amounts up to\n0.5 inches are possible in the warned area. Flash flooding is\nongoing or expected to begin shortly.\n\nHAZARD...Flash flooding caused by thunderstorms.\n\nSOURCE...Radar and automated gauges.\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\nSome locations that will experience flash flooding include...\nSoutheastern Pasadena, Pearland, League City, Texas City,\nFriendswood, La Porte, Deer Park, Alvin, Dickinson, La Marque,\nSanta Fe, Seabrook, Webster, Manvel, Kemah, Clear Lake, South Belt\n/ Ellington, Greater Hobby Area, Nassau Bay and Taylor Lake\nVillage.\n\n## Instructions\nTurn around, don't drown when encountering flooded roads. Most flood\ndeaths occur in vehicles.\n\nBe aware of your surroundings and do not drive on flooded roads."}