Massachusetts wakes to gray skies, brisk air, and damp pavement shimmering under streetlights.
The calm start hides a sharper winter edge ahead.
The state remains quiet through Christmas Day, but colder air quickly slides in afterward.
Meteorologists are tracking several snow chances that could complicate post-Christmas travel, especially by Saturday.
Today begins mostly cloudy across eastern Massachusetts.
Temperatures hover near 40 degrees, with a biting northwest breeze developing later.
A brief rain or snow shower is possible, but impacts remain minimal.
By Christmas Day, colder air deepens.
A slight chance of snow showers develops late morning into early afternoon.
Accumulation looks limited, but flakes could briefly reduce visibility on city streets and highways.
Thursday night brings the coldest air so far this season.
Temperatures drop into the teens across much of the Boston metro area.
Any moisture left on roads may freeze quickly, raising black ice concerns.
Friday stays dry but sharply cold.
Highs struggle to reach the mid-20s, keeping surfaces icy where untreated.
Travel remains manageable, but caution is advised early and late.
Attention turns to Saturday.
Latest models show a 50% chance of snow, mainly during the day.
Light accumulations are possible, especially north and west of Boston.
While snowfall totals remain uncertain, even light snow could snarl post-Christmas traffic.
Interstates like I-93 and Route 128 may see slick stretches during heavier bursts.
Plan extra travel time if heading out Saturday afternoon.
This pattern fits a broader Northeast trend.
Cold air continues to dominate while storm tracks flirt just offshore.
Small shifts could mean more snow, even late in December.
5-Day Outlook for Boston, Massachusetts
- Today: Mostly cloudy, high near 40
- Christmas Day: Slight chance snow showers, high near 39
- Thursday: Mostly clear, colder, high near 24
- Friday: Mostly sunny, very cold, high near 24
- Saturday: Chance of snow, high near 29
