856
WGUS83 KLOT 250118
FLSLOT
FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHICAGO IL
818 PM CDT FRI APR 24 2026
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
ILLINOIS...
FOX RIVER AT MONTGOMERY AFFECTING KANE AND KENDALL COUNTIES.
DES PLAINES RIVER AT LINCOLNSHIRE AFFECTING COOK AND LAKE IL
COUNTIES.
DES PLAINES RIVER NEAR RUSSELL AFFECTING LAKE IL COUNTY.
FOX RIVER AT ALGONQUIN LOCK & DAM TAILWATER AFFECTING KANE, LAKE
IL AND MCHENRY COUNTIES.
...THE FLOOD WARNING IS EXTENDED FOR THE FOLLOWING RIVERS IN
ILLINOIS...
DES PLAINES RIVER NEAR DES PLAINES AFFECTING COOK COUNTY.
DES PLAINES RIVER NEAR GURNEE AFFECTING LAKE IL COUNTY.
FOR THE FOX RIVER (ILLINOIS)...INCLUDING ALGONQUIN LOCK & DAM
TAILWATER, MONTGOMERY...MAJOR FLOODING IS FORECAST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 SATURDAY MORNING.
ILC089-093-251930-
/O.EXT.KLOT.FL.W.0022.000000T0000Z-260428T1200Z/
/MNGI2.1.ER.260416T0800Z.260418T2200Z.260428T0600Z.NO/
818 PM CDT FRI APR 24 2026
..FLOOD WARNING NOW IN EFFECT UNTIL TUESDAY MORNING
* WHAT...MINOR FLOODING IS OCCURRING AND IS FORECASTED TO CONTINUE.
* WHERE...FOX RIVER FROM RED GATE ROAD IN ST. CHARLES DOWNSTREAM TO
MILLINGTON, INCLUDING THE MONTGOMERY GAUGE.
* WHEN...UNTIL TUESDAY MORNING.
* 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 7:00 PM CDT FRIDAY THE STAGE WAS 13.5 FEET.
- FORECAST...THE RIVER IS EXPECTED TO REMAIN NEARLY STEADY AT
AROUND 13.5 FEET UNTIL AT LEAST EARLY NEXT WEEK.
- FLOOD STAGE IS 13.5 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4195 8838 4194 8827 4169 8826 4154 8860
4163 8860 4173 8838
ILC031-097-251500-
/O.EXT.KLOT.FL.W.0020.000000T0000Z-260425T1500Z/
/LDRI2.2.ER.260416T0400Z.260420T1615Z.260425T0900Z.NO/
818 PM CDT FRI APR 24 2026
..FLOOD WARNING NOW IN EFFECT UNTIL LATE TOMORROW MORNING
* WHAT...MINOR FLOODING IS OCCURRING AND IS FORECASTED TO CONTINUE.
* WHERE...DES PLAINES RIVER FROM TOWNLINE ROAD IN LIBERTYVILLE
DOWNSTREAM TO PALATINE ROAD IN PROSPECT HEIGHTS, INCLUDING THE
LINCOLNSHIRE GAUGE.
* WHEN...UNTIL LATE TOMORROW MORNING.
* IMPACTS...AT 13.0 FEET, LOW-LYING TRAILS IN WRIGHT WOODS FOREST
PRESERVE ARE INUNDATED.
* ADDITIONAL DETAILS...
- AT 7:45 PM CDT FRIDAY THE STAGE WAS 12.8 FEET.
- RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS
ENDING AT 7:45 PM CDT FRIDAY WAS 13.7 FEET.
- FORECAST...THE RIVER IS EXPECTED TO FALL BELOW FLOOD STAGE
LATE TONIGHT AND CONTINUE FALLING TO 9.0 FEET FRIDAY, MAY 01.
- FLOOD STAGE IS 12.5 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4224 8797 4224 8788 4212 8784 4212 8794
ILC031-251800-
/O.EXT.KLOT.FL.W.0019.000000T0000Z-260425T1800Z/
/DSPI2.1.ER.260415T1630Z.260421T0300Z.260425T1200Z.NO/
818 PM CDT FRI APR 24 2026
..FLOOD WARNING NOW IN EFFECT UNTIL EARLY TOMORROW AFTERNOON
* WHAT...MINOR FLOODING IS OCCURRING AND IS FORECASTED TO CONTINUE.
* WHERE...DES PLAINES RIVER FROM PALATINE ROAD IN PROSPECT HEIGHTS
DOWNSTREAM TO IRVING PARK ROAD IN CHICAGO, INCLUDING THE DES
PLAINES GAUGE.
* WHEN...UNTIL EARLY TOMORROW AFTERNOON.
* IMPACTS...AT 15.0 FEET, STRUCTURES THREATENED AT METHODIST
CAMPGROUND IN DES PLAINES. FOREST PRESERVE ROADWAYS ARE THREATENED.
* ADDITIONAL DETAILS...
- AT 7:45 PM CDT FRIDAY THE STAGE WAS 15.4 FEET.
- RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS
ENDING AT 7:45 PM CDT FRIDAY WAS 16.3 FEET.
- FORECAST...THE RIVER IS EXPECTED TO FALL BELOW FLOOD STAGE
TOMORROW MORNING AND CONTINUE FALLING TO 11.0 FEET FRIDAY,
MAY 01.
- FLOOD STAGE IS 15.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4212 8794 4212 8784 4197 8780 4196 8790
ILC097-251200-
/O.EXT.KLOT.FL.W.0018.000000T0000Z-260425T1200Z/
/RUSI2.2.ER.260415T1155Z.260419T1530Z.260425T0600Z.NO/
818 PM CDT FRI APR 24 2026
..FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING
* WHAT...MINOR FLOODING IS OCCURRING AND IS FORECASTED TO CONTINUE.
* WHERE...DES PLAINES RIVER FROM IL/WI STATE LINE DOWNSTREAM TO
US-41 IN GURNEE, INCLUDING THE RUSSELL GAUGE.
* WHEN...UNTIL TOMORROW MORNING.
* IMPACTS...AT 7.0 FEET, LOW-LYING WETLANDS AND AGRICULTURAL LAND IS
INUNDATED NEAR THE RIVER.
* ADDITIONAL DETAILS...
- AT 7:30 PM CDT FRIDAY THE STAGE WAS 7.0 FEET.
- RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS
ENDING AT 7:30 PM CDT FRIDAY WAS 7.4 FEET.
- FORECAST...THE RIVER IS EXPECTED TO FALL BELOW FLOOD STAGE
JUST AFTER MIDNIGHT TONIGHT AND CONTINUE FALLING TO 5.8 FEET
FRIDAY, MAY 01.
- FLOOD STAGE IS 7.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4251 8797 4250 8787 4247 8789 4239 8787
4239 8796 4247 8799
ILC097-251930-
/O.EXT.KLOT.FL.W.0017.000000T0000Z-260426T2100Z/
/GUNI2.2.ER.260415T0856Z.260419T1530Z.260426T1500Z.NO/
818 PM CDT FRI APR 24 2026
..FLOOD WARNING NOW IN EFFECT UNTIL SUNDAY AFTERNOON
* WHAT...MINOR FLOODING IS OCCURRING AND IS FORECASTED TO CONTINUE.
* WHERE...DES PLAINES RIVER FROM US-41 IN GURNEE DOWNSTREAM TO
TOWNLINE ROAD IN VERNON HILLS, INCLUDING THE GURNEE GAUGE.
* WHEN...UNTIL SUNDAY AFTERNOON.
* IMPACTS...AT 9.0 FEET, KILBOURNE ROAD AND EMERALD AVENUE
THREATENED NEAR GRAND AVENUE IN GURNEE.
* ADDITIONAL DETAILS...
- AT 7:30 PM CDT FRIDAY THE STAGE WAS 8.0 FEET.
- RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS
ENDING AT 7:30 PM CDT FRIDAY WAS 8.8 FEET.
- FORECAST...THE RIVER IS EXPECTED TO FALL BELOW FLOOD STAGE
LATE SUNDAY MORNING AND CONTINUE FALLING TO 5.0 FEET FRIDAY,
MAY 01.
- FLOOD STAGE IS 7.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4239 8796 4239 8787 4230 8791 4224 8788
4224 8797 4230 8800
ILC089-097-111-251930-
/O.CON.KLOT.FL.W.0016.000000T0000Z-000000T0000Z/
/AFBI2.3.ER.260414T1200Z.260423T0700Z.000000T0000Z.NO/
818 PM CDT FRI APR 24 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE
* WHAT...MAJOR FLOODING IS OCCURRING AND IS FORECASTED TO CONTINUE
TODAY.
* 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.
* ADDITIONAL DETAILS...
- AT 7:30 PM CDT FRIDAY THE STAGE WAS 12.0 FEET.
- RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS
ENDING AT 7:30 PM CDT FRIDAY WAS 12.0 FEET.
- FORECAST...THE RIVER IS EXPECTED TO RISE TO A CREST OF 12.0
FEET JUST AFTER MIDNIGHT TONIGHT.
- 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
LAT...LON 4238 8829 4234 8818 4223 8813 4194 8827
4195 8838 4219 8830
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