The National Weather Service is making a big change to the way it issues advisories, watches and warnings in Cook County, splitting the county up into three separate zones for more precision. NBC Storm Team 5 meteorologist Alicia Roman has details.

Chicago’s winters aren’t exactly balmy, especially after wind chills of -16 degrees were reported Sunday morning at O’Hare International Airport, but according to a new report, this winter has been less frigid than most. The National Weather Service’s Winter Midterm Report Card finds the Chicago area’s first half of meteorological winter ranked among the warmest since measurement started pre-1900....

NBC Storm Team 5 meteorologist Andy Avalos has your latest forecast update.

A piece of falling wood injured a driver Wednesday morning near Willis Tower amid a high wind warning in the Chicago area.

Andy Avalos has the latest forecast update for the Chicago area. 

NBC 5 Storm Team Meteorologist Brant Miller has the very latest on what to expect as a winter storm approaches the area. 

A series of storms are forecast to pound much of the United States this week, delivering an extended bout of rain, ice and snow just as millions of drivers are expected to hit the roads for Thanksgiving, NBC News reports. The winter weather had already begun Sunday in the north and northeast, with heavy snow and slick conditions reported from...

At least eight deaths have been blamed on a record-breaking cold spell that still had its grip on much of the country Wednesday morning, NBC News reported. More than 150 record-low temperatures were recorded from Texas to Maine, proving particularly punishing to areas that were enjoying relatively balmy temperatures in the days before. The National Weather Service said the cold...

Halloween is Thursday – and it will stay on Thursday in one Chicago suburb.

With potentially record-breaking snowfall in store for the Chicago area this Halloween, several locations are pushing their trick-or-treating hours to avoid the wicked forecast.

Measurable snow made its way to the Chicago area Wednesday morning as some areas saw accumulations as high as 3 inches.

As the Chicago area prepares for a wet and snowy Halloween that could spell trouble for trick-or-treaters, at least one suburb is simply moving its holiday festivities altogether.

Paul Deanno has the latest forecast update for the Chicago area. 

Will Mother Nature bring a trick or a treat this Halloween?