The coldest air of the season will descend across the U.S. this weekend and early next week, bringing subzero wind chills ...

Portions of the Sunshine State are expected to see temperatures dip to the low 20s overnight on Friday and into Saturday ...

Here's what data from the National Weather Service shows. Snowfall total map from winter storm ... City's coldest day was Jan. 18, 1977, when temperatures reached minus 25 degrees.