What is a polar vortex? Brutal cold for Chicago area

More than 300 public facilities that serve as warm indoor spaces are also available during cold weather ... depending on extreme conditions. CBS News Chicago meteorologists will continue to ... Read More

Weather | Chicago weather: Strong winds, reduced…

City and county officials warned residents about the snowstorm and blizzard-like conditions that will hit the area late Thursday through Saturday morning and likely affect travel, as airlines and ... Read More

Chicago weather: Patchy frost possible tonight before Mother's Day weekend warm-up

After a sharp cooldown, Chicago is in for a chilly Thursday and frosty night before a warming trend brings sunny skies and highs near 80 by Mother's Day. Read More

Chicago weather: Warmer days ahead after a cool Monday

Monday's highs ranged from the upper 50s to mid-60s across the region, with a few light showers reported in northwest Indiana. Skies will be partly cloudy overnight with patchy fog possible by morning ... Read More

Timeline: Severe weather threat, wild temperature swings in Chicago area

We'll catch you up on the news you need to know with the Chicago ... main event for weather will start to develop late Friday and could stick around until early Saturday as the cold front arrives ... Read More

Severe weather possible Thursday night, Friday in Chicago

Severe weather is on the way for the Chicago area. A dry start to Thursday ... making it the warmest day of the year so far. As a cold front moves into the area Friday evening, it'll run into ... Read More

Chicago weather warmup with highs near 80s could spark severe thunderstorms Friday night

The warmest weather the Chicago area has seen so far this year ... But later in the day a cold front will move into the area, plowing into that warm, moist air mass and creating the conditions ... Read More