Sheriff Lee Foster discussed his decision to activate tornado sirens Saturday night after no official tornado warning was issued by the National Weather Service.

A Winter Storm Warning remains in effect for Northwest Indiana and the northern suburbs while much of the Chicago area has ...

Meteorologists in the Chicago area issued a special marine warning — ordinarily reserved for thunderstorms and warm-season waterspouts — for the spout-producing snow squall.

A powerful geomagnetic storm could trigger a massive Northern Lights display this week, making the incredible show visible in the Chicago area. Area residents will have another chance of seeing the ...