373  
WGUS83 KLOT 200842  
FLSLOT  
 
FLOOD STATEMENT  
NATIONAL WEATHER SERVICE CHICAGO IL  
342 AM CDT MON APR 20 2026  
 
ILC097-111-251800-  
/O.CON.KLOT.FA.W.0003.000000T0000Z-260425T1800Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
LAKE IL IL-MCHENRY IL-  
342 AM CDT MON APR 20 2026  
 
...FLOOD WARNING REMAINS IN EFFECT UNTIL 1 PM CDT SATURDAY...  
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.  
 
* WHERE...A PORTION OF NORTHEAST ILLINOIS, INCLUDING THE FOLLOWING  
COUNTIES, LAKE IL AND MCHENRY.  
 
* WHEN...UNTIL 100 PM CDT SATURDAY.  
 
* IMPACTS...NUMEROUS ROADS, YARDS, STRUCTURES, AND PARK LAND ARE  
EXPECTED TO FLOOD ALONG THE FOX RIVER CHAIN OF LAKES.  
 
* ADDITIONAL DETAILS...  
- AT 336 AM CDT, RIVER GAUGES ALONG THE FOX RIVER CHAIN OF  
LAKES INDICATED SLOWLY-RISING WATER LEVELS DUE TO RECENT  
RAINFALL ACROSS THE AREA. AS OF 3:15 AM MONDAY, THE GAUGE ON  
FOX LAKE AT LAKE VILLA HAS RISEN INTO MODERATE FLOOD STAGE.  
- WATER LEVELS MAY NEAR MAJOR FLOOD STAGE BY THE MIDDLE OF NEXT  
WEEK AND REMAIN ABOVE FLOOD STAGE POTENTIALLY FOR SEVERAL  
WEEKS. IMPACTS FROM THIS FLOOD MAY BE SIMILAR TO THOSE  
EXPERIENCED IN MAY OF 1973, OCTOBER OF 1986, OR JUNE OF 2008.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE AREAS  
ALONG THE FOX RIVER CHAIN OF LAKES, INCLUDING NIPPERSINK  
LAKE, FOX LAKE, PISTAKEE LAKE, PETITE LAKE, LAKE MARIE,  
CHANNEL LAKE, AND LAKE CATHERINE.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
NOW IS THE TIME TO PREPARE FOR FLOODING THAT HASN'T OCCURRED IN  
SEVERAL YEARS. RESIDENTS LIVING ALONG THE IMMEDIATE SHORELINES OF  
THE FOX RIVER CHAIN OF LAKES NEED TO TAKE PRECAUTIONS TO PROTECT  
PROPERTY INCLUDING MOVING VALUABLES TO HIGHER GROUND.  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
 
 
LAT...LON 4250 8810 4250 8809 4245 8809 4238 8813  
4234 8818 4238 8829 4242 8820 4246 8820  
4250 8820 4250 8819  
 
 
 
DOOM  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page