Active Weather Alerts
River Flood Warning
Issued: 4:37 PM Apr. 20, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * 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 10:00 AM CDT Monday the stage was 13.6 feet. - Recent Activity...The river stage has been relatively steady just above flood stage the last few days. - Forecast...The river is expected to remain near flood stage for the next several days. - Flood stage is 13.5 feet. - http://www.weather.gov/safety/flood &&
River Flood Warning
Issued: 4:08 PM Apr. 20, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Moderate flooding is occurring and major flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road in St. Charles, including the Algonquin Lock & Dam tailwater gauge. * WHEN...Until further notice. * IMPACTS...At 12.0 feet, Structures threatened along River Street, Johnson Street, and Maiden Lane in East Dundee. North Harrison Street threatened near Riverside Park in Algonquin. Washington Street threatened in Carpentersville. Water Street, Edwards Avenue, and Elgin Avenue threatened in East Dundee. Bayview Road threatened in Elgin. Low-lying areas of Festival Park are threatened in Elgin. At 12.5 feet, Residences threatened along Edwards Avenue in East Dundee. Prairie Trail is threatened at the river in Algonquin. Parking lots threatened in downtown Carpentersville. Low-lying parking lots threatened at Judson College in Elgin. * ADDITIONAL DETAILS... - At 10:30 AM CDT Monday the stage was 11.7 feet. - Recent Activity...The river stage has been climbing slowly over the last several days. - Forecast...The river is expected to crest near 12.2 feet on Thursday. - Flood stage is 9.5 feet. - Flood History...This crest compares to a previous crest of 11.8 feet on 05/23/2020. - http://www.weather.gov/safety/flood &&
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