Forecasters have boosted their predictions for the total amount of snow expected by early Tuesday morning.
The National Weather Service now predicts 24 to 36 inches of new snow accumulation in areas in Eastern Massachusetts during the extended storm that is expected to end early Tuesday morning.
A map generated by the National Weather Service at 4:19 p.m.. Monday shows up to 36 inches in parts of the state.
Forecasters said snow expected Monday will make travel difficult and will include gusting winds.
The newest snowfall comes amid a record period for the Boston area., in which more than 71.8 inches has fallen in the past 30 days, beating the previous record of 58.5 inches, which was set in 1978. The National Weather Service said 76.5 inches have fallen in Boston this winter season.