Flood Watch issued September 19 at 10:03PM CDT by NWS Chicago IL

...The Flood Watch continues for the following rivers in Illinois...

Des Plaines River near Russell affecting Lake IL zone.

Des Plaines River near Des Plaines affecting Northern Cook and
Central Cook zones.

Des Plaines River near Gurnee affecting Lake IL zone.

Des Plaines River at Riverside affecting Central Cook zone.

Des Plaines River at Lincolnshire affecting Northern Cook and Lake
IL zones.

.The combination of heavy rain this morning and expected additional
thunderstorms with heavy rain tonight may lead to river flooding
along the Des Plaines River basin as early as Sunday morning. The
heavy rain tonight is expected to occur along a roughly west to east
axis across northern Illinois, though the exact location across the
river basin remains uncertain. Flooding severity may be higher or
lower over the basin depending on the ultimate placement of the
highest rainfall tonight.

* WHAT...Flooding is possible.

* WHERE...Des Plaines River from Palatine Road in Prospect Heights
downstream to Irving Park Road in Chicago, including the Des
Plaines gauge.

* WHEN...From Sunday morning until further notice.

* ADDITIONAL DETAILS...
- At 8:45 PM CDT Saturday the stage was 10.5 feet.
- Forecast...Flood stage may be reached late Sunday evening.
- Flood stage is 15.0 feet.
- http://www.weather.gov/safety/flood