{"url_path":"/weather/alerts/2.49.0.1.840.0.f9359cfa7fa29fd5c1f760084209fa926e53e40c.001.1","section_key":"alert","section_title":"Severe Thunderstorm Warning issued July 20 at 5:57PM CDT until July 20 at 6:30PM CDT by NWS Quad Cities IA IL","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-20","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.f9359cfa7fa29fd5c1f760084209fa926e53e40c.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Quad Cities IA IL"},"word_count":255,"has_tables":false,"body_markdown":"# Severe Thunderstorm Warning: Severe Thunderstorm Warning issued July 20 at 5:57PM CDT until July 20 at 6:30PM CDT by NWS Quad Cities IA IL\n\n**Severity:** Severe\n**Certainty:** Observed\n**Urgency:** Immediate\n**Areas:** Cedar, IA; Iowa, IA; Johnson, IA; Jones, IA; Linn, IA; Muscatine, IA\n**Issued by:** NWS Quad Cities IA IL\n**Sent:** 2026-07-20T17:57:00-05:00\n**Effective:** 2026-07-20T17:57:00-05:00\n**Expires:** 2026-07-20T18:30:00-05:00\n\n## Description\nAt 557 PM CDT, severe thunderstorms were located along a line\nextending from near Stanwood to Oasis to Wellman, moving southeast at\n45 mph.\n\nHAZARD...60 mph wind gusts and penny size hail.\n\nSOURCE...Radar indicated.\n\nIMPACT...Expect damage to roofs, siding, and trees.\n\nLocations impacted include...\nIowa City, Tipton, West Branch, Durant, Mechanicsville, Stanwood,\nCoralville, North Liberty, Mount Vernon, West Liberty, Williamsburg,\nWilton, Lisbon, Solon, Tiffin, Ely, University Heights, North\nEnglish, Oxford, and Lowden.\n\nThis includes the following highways...\nInterstate 80 in Iowa between mile markers 206 and 277.\nInterstate 380 between mile markers 1 and 9.\n\n## Instructions\nA Tornado Watch remains in effect until 1000 PM CDT for southeastern\nand east central Iowa.\n\nRemain alert for a possible tornado! Tornadoes can develop quickly\nfrom severe thunderstorms. If you spot a tornado go at once into the\nbasement or small central room in a sturdy structure.\n\nFor your protection move to an interior room on the lowest floor of a\nsturdy building.\n\nTo report severe weather contact your nearest law enforcement agency.\nThey will send your report to the National Weather Service office in\nthe Quad Cities.\n\nTorrential rainfall is occurring with these storms, and may lead to\nflash flooding. Do not drive your vehicle through flooded roadways."}