Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor ...

When the polar vortex begins to wobble and allows arctic air to spill south into northern Illinois in January, we usually end ...

A significant disruption to the polar vortex over far Northern Canada will keep the pattern’s influence locked in our neck of ...

The Old Farmers Almanac has predicted the last frost dates across the U.S. for 2025 -- and some in the Chicago area might be ...

Weather service forecast offices across the central U.S. are already ... "now that the growing season has started." Experts say the polar vortex will play a role in next week's cold snap. The polar ...

Sustained warm weather has been elusive this spring. When will we feel a change? Lee Goldberg explain in the latest edition of "Weather or Not." ...

A Polar freeze could send the mercury plummeting as low as a bone-chilling -3C in the coming weeks, long-range weather charts ...

Weather service forecast offices across the central ... "now that the growing season has started." Experts say the polar vortex will play a role in next week's cold snap. The polar vortex is ...