2026-08-15T10:00:00-05:00
* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of north central and northeast Illinois including Lee, Ogle, DeKalb, Kane, Kendall, DuPage, Cook, and northern Will counties. * WHEN...Through Saturday morning. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas, especially in the vicinity of storm drains that are clogged by leaf debris. Underpasses and viaducts may flood in urban areas, as well. * ADDITIONAL DETAILS... - Another round of torrential rain-producing showers and storms is expected across the watch area tonight. Saturated soils and torrential downpours will set the stage for flash flooding. - http://www.weather.gov/safety/flood
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