41°40'北 / 89°56'西 / 高度 189 m / 23:42 2026-09-18, America/Chicago (UTC-5)
開始于: 2026-09-19, 01:00
到: 2026-09-19, 14:00
* WHAT...Flooding and flash flooding caused by excessive rainfall is possible. * WHERE...Portions of northwest Illinois, including the following county, Whiteside and east central Iowa, including the following counties, Clinton and Jones. * WHEN...From 1 AM CDT Saturday through Saturday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Rounds of showers and storms are expected from late tonight through Saturday. These storms will be capable of rainfall rates between 1 to 2 inches per hour. Rainfall totals of 1 to 3 inches are likely in the hardest hit areas through Saturday evening with the potential for localized areas of 3+ inches.