National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Mostly Cloudy

27°F

-3°C

Humidity 51%
Wind Speed W 17 G 29 mph
Barometer 29.55 in (1000.5 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 1 Jan 11:54 am EST
Extended Forecast for

Chelsea MA

  • New Year's Day

    New Year's Day: Mostly cloudy, then gradually becoming sunny, with a high near 33. West wind around 15 mph, with gusts as high as 29 mph.

    High: 33 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 14. West wind 8 to 11 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 27. West wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 27 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 18. West wind around 7 mph.

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 31. West wind 7 to 10 mph.

    High: 31 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow after 3am. Mostly cloudy, with a low around 20. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 20 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 30. Northwest wind 3 to 8 mph.

    High: 30 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 12. Northwest wind around 7 mph.

    Low: 12 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 25. Northwest wind around 7 mph.

    High: 25 °F

    Mostly Sunny

Detailed Forecast

New Year's Day
Mostly cloudy, then gradually becoming sunny, with a high near 33. West wind around 15 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 14. West wind 8 to 11 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 27. West wind 7 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 18. West wind around 7 mph.
Saturday
Mostly sunny, with a high near 31. West wind 7 to 10 mph.
Saturday Night
A slight chance of snow after 3am. Mostly cloudy, with a low around 20. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 30. Northwest wind 3 to 8 mph.
Sunday Night
Mostly clear, with a low around 12. Northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 25. Northwest wind around 7 mph.
Monday Night
A chance of snow after 9pm. Mostly cloudy, with a low around 19. Light southwest wind. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 35. West wind 3 to 7 mph.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 27. Light southwest wind. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 42. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chelsea MA
 42.38°N 71.04°W (Elev. 49 ft)
Last Update:
10:11 am EST Jan 1, 2026
Forecast Valid:
12pm EST Jan 1, 2026-6pm EST Jan 7, 2026
 
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Additional Resources

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Chance of Precipitation