An earthquake​ just off Maine today was felt in Boston and into Connecticut, Vermont and New Hampshire, according to a "shake map." ...

This means more cold air and moisture combining to potentially generate the highest snow totals we’ve seen this winter for Boston — and plowable snow across all of New England away from the Cape.

The benchmark is at 40/70 on coordinates on a map, where we can pinpoint the severity ... it swings in more wind and snow. Boston’s main snow event looks to be from 6 p.m. to 3 a.m. Monday.