.NOW...
SCATTERED THUNDERSTORMS WERE DEVELOPING ACROSS THE CHICAGO METRO
AREA THIS AFTERNOON. SOME OF THE STORMS WILL PRODUCE DANGEROUS
CLOUD TO GROUND LIGHTNING...SMALL HAIL TO THE SIZE OF
NICKELS...AND HEAVY DOWNPOURS WHICH CAN CAUSE STREET FLOODING. THE
STORMS WILL CONTINUE THROUGH THE REST OF THE AFTERNOON.

AT 400 PM THE STRONGEST STORMS WERE ALONG THE MCHENRY AND LAKE
COUNTY LINE...WEST OF ELGIN IN NORTHERN KANE COUNTY...NEAR ARLINGTON
HEIGHTS IN NORTHERN COOK COUNTY...AND NEAR MANHATTAN IN WILL
COUNTY. THE STORMS WERE MOVING NORTHEAST AT 20 MPH. OTHER STORMS
MAY DEVELOP RAPIDLY THIS AFTERNOON.