C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX
WGUS63 KLOT 102233
FFALOT
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Chicago IL
533 PM CDT Thu Jul 10 2025
/O.NEW.KLOT.FA.A.0003.250710T2233Z-250711T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
Kendall-Northern Cook-Central Cook-Southern Cook-Northern Will-
Including the cities of Aurora, Mokena, Sycamore, DeKalb, Park
Forest, Oregon, Gurnee, Downers Grove, Orland Park, Oswego,
Rochelle, Byron, Oak Lawn, Woodstock, Dixon, Cicero, Plano,
Naperville, Yorkville, Calumet City, Palatine, Mundelein,
Algonquin, Lombard, Bolingbrook, Joliet, Des Plaines, McHenry,
Buffalo Grove, Carol Stream, Elgin, Chicago, Waukegan, Wheaton,
Plainfield, Oak Park, Evanston, Schaumburg, Rockford, Crystal
Lake, La Grange, Oak Forest, Belvidere, Northbrook, and Lemont
533 PM CDT Thu Jul 10 2025
...FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of north central and northeast Illinois,
including the following areas, in north central Illinois, Boone,
De Kalb, Lee, Ogle and Winnebago. In northeast Illinois, Central
Cook, DuPage, Kane, Kendall, Lake IL, McHenry, Northern Cook,
Northern Will and Southern Cook.
* WHEN...Through Friday morning.
* IMPACTS...Creeks and streams may rise out of their banks. Flooding
may occur in poor drainage and urban areas. Underpasses may be
flooded. Roads and streets may be flooded.
* ADDITIONAL DETAILS...
- Repeated waves of thunderstorms producing very heavy rainfall
are expected across northern Illinois tonight. Given the very
moist air mass in place, the most intense thunderstorms will
be capable of producing 2 or more inches of rain in an hour.
Some portions of the watch area currently receiving very
heavy rainfall will likely experience additional waves of
storms ...
https://wxn.io/n5k27