HIGH TEMPERATURES ARE EXPECTED TO REACH WELL INTO THE 90S ON
FRIDAY. IN COMBINATION WITH DEW POINTS IN THE LOWER 70S...HEAT
INDEX VALUES AROUND 105 ARE LIKELY FRIDAY AFTERNOON.

THERE IS A SLIGHT CHANCE OF THUNDERSTORMS THURSDAY NORTHEAST OF A
LINE FROM ROCKFORD TO CHICAGO. THERE IS A CHANCE OF THUNDERSTORMS
FRIDAY NIGHT OVER PORTIONS OF FAR NORTHERN ILLINOIS...AND
PERIODICALLY OVER THE ENTIRE AREA SATURDAY THROUGH MONDAY.

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