Flood Potential Outlook
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
356 FGUS73 KLOT 311919 ESFLOT ILC007-031-037-043-063-075-089-091-093-097-103-111-141-197-201- INC007-073-089-111-127-010900- Hydrologic Outlook National Weather Service Chicago IL 219 PM CDT Fri Jul 31 2026 ...MULTIPLE ROUNDS OF RAINFALL MAY LEAD TO LOCALIZED FLOODING THROUGH SATURDAY... A slow moving weather system will bring widespread showers, some heavy, to the area through Saturday. Rainfall may cause ponding in poor drainage areas, rises on area streams, and localized flooding. The most likely areas for flooding include urban areas and areas that received rainfall earlier this week. Conditions will be favorable for rainfall rates in excess of 1 inch per hour in isolated areas. The exact locations expected to receive the heaviest rainfall remains uncertain at this time. This outlook means that elevated water levels and potential impacts are possible, but not yet certain. Persons should closely monitor forecasts including the possibility of flood watches, warnings, and advisories. $$ Petr