A Freeze Warning will be in effect for areas of Northern Arizona above 4,000-feet for Thursday night and into Friday morning. Forecasters with the National Weather Service say lows could get down into the 20s in some areas. The warning will be in effect from 9 p.m. Thursday until 8 a.m. Friday. Make sure if you have sensitive vegetation or crops, to take the proper precautions. Also make sure to take care of outdoor plumbing to make sure pipes don’t freeze and burst. Temperatures are expected to be above freezing heading into the weekend.