From the National Weather Service:
[Bitterly Cold Today and Tonight]
Despite plenty of sunshine today it will be windy and bitterly cold. High temperatures will only range from the upper teens to the middle 20s.
Bitterly cold weather continues tonight with lows dropping into the single digits to around 10 above. Wind chills will be between 10 and 15 below zero across much of the region. Wind Chill Advisories are in effect for central and western MA tonight into early Sunday morning.