Well, no snow in Jacksonville. No worries though because there was in Nassau County and plenty more across the state — historic snowfall in fact.

Most of the United States is being assailed with extreme winter weather this week as Arctic air blasts south from Canada, snow tracks up the Northeast coast and a potentially crippling winter storm takes aim at the South.

Interstate 10 is closed for 65 miles in the western panhandle, affecting traffic between Escambia and Okaloosa counties, while freezing rain and a winter mix are expected in Marion and Flagler counties.