Wednesday morning: At 7 a.m., the temperature in Vienna will be 12 degrees. It will slowly warm up to 24 degrees by 12 noon. From 1-5 p.m. temperatures warm up just a bit more, to just under freezing, at 30 degrees.
Fairfax County is delaying the start of school Wednesday by two hours.
Temperatures will crack the freezing point on Thursday, with highs expected to be in the high 30s.