41°38'N / 88°26'W / Altitude 180 m / 16:46 2026/04/21, America/Chicago (UTC-5)
From: 2026/04/21, 11:32
To: 2026/04/22, 05:45
...The Flood Warning continues for the following rivers in Illinois... Fox River at Montgomery affecting Kendall and Kane Counties. Fox River at Algonquin Lock & Dam tailwater affecting Lake IL, Kane and McHenry Counties. For the Fox River (Illinois)...including Montgomery, Algonquin Lock & Dam tailwater...Major flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River from Red Gate Road in St. Charles downstream to Millington, including the Montgomery gauge. * WHEN...Until further notice. * IMPACTS...At 13.5 feet, Low-lying parking lots at city hall and Boy Scout Island are threatened in St. Charles. Fox River Trail is threatened at St. Mary Park in St. Charles. * ADDITIONAL DETAILS... - At 11:00 AM CDT Tuesday the stage was 13.6 feet. - Recent Activity...The river stage remains relatively flat. - Forecast...The river is expected to remain steady state. - Flood stage is 13.5 feet. - http://www.weather.gov/safety/flood
Kane, IL; Kendall, IL
These forecasts are based on observed precipitation as well as
forecast precipitation 24 hours into the future. Changes to the
rainfall forecast, or any additional rainfall after 24 hours, may
cause changes to these river forecasts.
A Flood Warning means water levels above flood stage are imminent or
may already be occurring. Persons along rivers and streams in the
warned area should take immediate precautions to protect life and
property.
Additional information is available at www.weather.gov.
The next statement will be issued by late tonight.
NWS Chicago IL
2026/04/21, 11:32