North Texans brace for “measurable” snow starting Wednesday night as an Arctic air mass brings below-freezing temperatures and a wintery mix of precipitation.

There is now a 60-70% chance that our entire forecast area observes at least measurable snowfall,” the National Weather Service in Fort Worth said Sunday.

An Arctic air mass that has gripped much of the northern half of the U.S. is expected to arrive overnight Monday in North Texas, bringing with it below-freezing temperatures, bitterly cold weather and the chance later in the week for the possibility of a wintry mix of precipitation,