547
WGUS83 KLOT 030101
FLSLOT
FLOOD ADVISORY
NATIONAL WEATHER SERVICE CHICAGO IL
801 PM CDT THU APR 2 2026
ILC007-037-111-030400-
/O.NEW.KLOT.FA.Y.0014.260403T0101Z-260403T0400Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOONE IL-DE KALB IL-MCHENRY IL-
801 PM CDT THU APR 2 2026
..FLOOD ADVISORY IN EFFECT UNTIL 11 PM CDT THIS EVENING
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.
* WHERE...PORTIONS OF NORTH CENTRAL AND NORTHEAST ILLINOIS,
INCLUDING THE FOLLOWING COUNTIES, IN NORTH CENTRAL ILLINOIS, BOONE
AND DE KALB. IN NORTHEAST ILLINOIS, MCHENRY.
* WHEN...UNTIL 1100 PM CDT.
* IMPACTS...CREEKS AND STREAMS MAY RISE OUT OF THEIR BANKS. FLOODING
MAY OCCUR IN POOR DRAINAGE AND URBAN AREAS.
* ADDITIONAL DETAILS...
- AT 759 PM CDT, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. BETWEEN 1 AND 2 INCHES OF RAIN HAVE FALLEN.
- ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE EXPECTED OVER
THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CRYSTAL LAKE, LAKE IN THE HILLS, MCHENRY, BELVIDERE,
WOODSTOCK, HUNTLEY, FOX LAKE, HARVARD, ISLAND LAKE, MARENGO,
POPLAR GROVE, GENOA, JOHNSBURG, LAKEMOOR, SPRING GROVE,
WONDER LAKE, LAKEWOOD, PISTAKEE HIGHLANDS, CHERRY VALLEY AND
PRAIRIE GROVE.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLOOD ADVISORY MEANS MINOR FLOODING ALONG WATERWAYS AND OTHER POOR
DRAINAGE AREAS IS IMMINENT OR MAY ALREADY BE OCCURRING. PERSONS IN
THE ADVISORY AREA SHOULD USE CAUTION AND AVOID FLOOD WATERS.
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 4249 8852 4250 8820 4227 8820 4215 8859
4201 8894 4229 8894
PETR
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