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Boston, MA weather

Right now 61°, clear · today 63° / 43°, sunny · seven days from the National Weather Service

WednoonThunoonTue72°43°nowBoston, the next 48 hours
The next 48 hours on Boston’s clock: temperature, the chance of rain or snow each hour, and the nights shaded. Updated Tue, 5:14 PM UTC.

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Right now · 61° · clear · wind WNW 14 mph · 2° cooler than this time yesterday · at Logan, 5:40 PM

Today, in the Weather Service’s words

Sunny, with a high near 63. West wind around 16 mph, with gusts as high as 26 mph.

Seven days

Winter in Boston

Boston averages 49 inches of snow a year, according to NOAA’s 1991-2020 climate normals - a regular snow place. Snow several times a winter, well-practised response. Closures happen but need a real storm.

That is why local snowfall thresholds differ so much from one town to the next: a district that plans for 49 inches a year is equipped differently from one that never sees any. Here, roughly 6 inches in a single storm is where a normal school day comes under threat.

Today’s snow day chance for Boston

Upper air over Boston

The nearest radiosonde launch is Chatham, about 73 miles away. A weather balloon goes up twice a day and measures temperature, humidity and wind all the way through the atmosphere - which is what forecasters actually read to judge whether storms will fire, and how a surface forecast was arrived at.

Read the CHH sounding

Forecasters covering the Northeast

Sources: National Weather Service forecast and hourly grid for Boston (api.weather.gov), updated Tue, 5:14 PM UTC. Sunrise and sunset from NOAA’s solar position calculations. Snowfall normals from NOAA’s 1991-2020 US Climate Normals. County lines from the US Census Bureau.