The National Weather Service-Chicago had a Flash Flood Warning in effect through 9 p.m. Wednesday and has a Flash Flood Watch in effect until 4 a.m. Thursday.
Reports aren't all in, but the big storms seemed to have done limited damage in Batavia and Geneva.
Metra trains were delayed by the severe weather, and there were Tri-Com reports of a fire alarm at a St. Charles motel, basement flooding and high winds.
The forecast indicates skies will clear Thursday. Here's the NWS-Chicago summary:
- Tonight—Showers and thunderstorms, mainly before 4am. Some storms could be severe, with large hail, damaging winds, and heavy rain. Low around 57. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
- Thursday—A 30 percent chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 75. North wind around 15 mph, with gusts as high as 25 mph.
- Thursday Night—Mostly clear, with a low around 52. North wind 5 to 10 mph, with gusts as high as 15 mph.
Earlier Posts
6 p.m. Wednesday, June 12
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN COOK... NORTHWESTERN DUPAGE AND NORTHEASTERN KANE COUNTIES WILL EXPIRE AT 600 PM CDT... THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1200 AM CDT FOR DUPAGE AND COOK COUNTIES. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM FOR KANE COUNTY.
5:18 p.m. Wednesday, June 12
A tornado warning is in effect at 5:18 p.m. for Kendall County and a Tornado Watch for Geneva, Batavia, St. Charles and the surrounding area.
Golfball-size hail has been reported in the Oswego area, and the storm is heading in this direction.
Sirens went off in Geneva for a short period of time.
Some areas have reported a funnel cloud, again in the Kendall County area. The storm is moving southeast at about 40 mph.
If you have information or damage to report.
Seek shelter in an interior room or the basement, and tell friends to get out of an automobile if they are traveling around town.
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN KANE COUNTY IN NORTHEAST ILLINOIS...
NORTHERN KENDALL COUNTY IN NORTHEAST ILLINOIS...
* UNTIL 545 PM CDT
* AT 447 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HINCKLEY...
AND MOVING EAST AT 40 MPH.
HAZARD...GOLF BALL SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL
DAMAGE TO ROOFS...SIDING...WINDOWS...VEHICLES AND CROPS.
EXPECT WIND DAMAGE TO ROOFS...SIDING AND TREES.
* LOCATIONS IMPACTED INCLUDE...
LITTLE ROCK...PLANO...YORKVILLE...OSWEGO...AURORA...GENEVA...
BATAVIA...ST. CHARLES...MAPLE PARK...SUGAR GROVE...ELBURN...
MONTGOMERY...NORTH AURORA AND BOULDER HILL.
OTHER LOCATIONS AFFECTED...
AURORA UNIVERSITY...FERMILAB...IL MATH AND SCIENCE ACADEMY...KANE
COUNTY COUGARS BALLPARK...WAUBONSEE COMMUNITY COLLEGE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMAIN ALERT FOR A POSSIBLE TORNADO! TORNADOES CAN DEVELOP QUICKLY
FROM SEVERE THUNDERSTORMS. IF YOU SPOT A TORNADO GO AT ONCE INTO THE
BASEMENT OR SMALL CENTRAL ROOM IN A STURDY STRUCTURE.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN
CHICAGO.
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