Flood Watch Illinois | Effective 04/05/2026 19:01
Public safety alert, emergency alert, and weather alert<br />
Description:<br />
...The National Weather Service in Chicago IL has issued a Flood<br />
Watch for the following rivers in Illinois...
Fox River at Algonquin Lock & Dam tailwater affecting McHenry,<br />
Lake IL and Kane Counties.
* WHAT...Flooding is possible.
* WHERE...Fox River from Johnsburg downstream to Red Gate Road in<br />
St. Charles, including the Algonquin Lock & Dam tailwater gauge.
* WHEN...From Tuesday evening to Sunday, April 12.