430
WGUS83 KLOT 190829
FLSLOT
FLOOD ADVISORY
NATIONAL WEATHER SERVICE CHICAGO IL
329 AM CDT SAT SEP 19 2026
ILC007-097-111-201-191400-
/O.NEW.KLOT.FA.Y.0120.260919T0829Z-260919T1400Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOONE IL-LAKE IL-MCHENRY IL-WINNEBAGO IL-
329 AM CDT SAT SEP 19 2026
..FLOOD ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.
* WHERE...BOONE COUNTY IN NORTH CENTRAL ILLINOIS...
WINNEBAGO COUNTY IN NORTH CENTRAL ILLINOIS...
LAKE IL COUNTY IN NORTHEASTERN ILLINOIS...
MCHENRY COUNTY IN NORTHEASTERN ILLINOIS...
* WHEN...UNTIL 900 AM CDT.
* IMPACTS...CREEKS AND STREAMS MAY RISE OUT OF THEIR BANKS. FLOODING
MAY OCCUR IN POOR DRAINAGE AND URBAN AREAS.
* ADDITIONAL DETAILS...
- AT 324 AM CDT, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS PRODUCING RAINFALL AMOUNTS IN EXCESS OF ONE INCH
PER HOUR. MINOR FLOODING IS ONGOING OR EXPECTED TO BEGIN SHORTLY
IN THE ADVISORY AREA. ONE TO TWO INCHES OF RAIN HAS FALLEN.
- ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE EXPECTED
OVER THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR
FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
ROCKFORD, WAUKEGAN, BUFFALO GROVE, CRYSTAL LAKE, WHEELING, NORTH
CHICAGO, GURNEE, MUNDELEIN, ALGONQUIN, HIGHLAND PARK, LAKE IN THE
HILLS, ROUND LAKE BEACH, MCHENRY, BELVIDERE, VERNON HILLS,
WOODSTOCK, ZION, HUNTLEY, LOVES PARK, MACHESNEY PARK, GRAYSLAKE
AND LIBERTYVILLE.
- 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.
LAT...LON 4249 8780 4247 8779 4238 8779 4229 8782
4215 8775 4215 8917 4220 8917 4220 8940
4250 8940
RATZER
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page