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.

A Few Clouds

11°F

-12°C

Humidity 53%
Wind Speed NW 18 G 28 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 9 Feb 6:54 am EST
Extended Forecast for

Charlestown MA

  • Today

    Today: Sunny, with a high near 27. Wind chill values as low as -7. Northwest wind 9 to 14 mph, with gusts as high as 26 mph.

    High: 27 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. Northwest wind 5 to 9 mph, with gusts as high as 21 mph.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of snow, mainly after 3pm. Increasing clouds, with a high near 32. Light and variable wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Mostly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly before midnight. Low around 26. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Snow then
    Chance Snow

  • Wednesday

    Wednesday: A slight chance of snow. Mostly cloudy, with a high near 37. Northwest wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 21. Northwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Partly sunny, with a high near 34. Northwest wind 6 to 9 mph.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16. Northwest wind around 6 mph.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33. Northwest wind around 7 mph.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 27. Wind chill values as low as -7. Northwest wind 9 to 14 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 12. Northwest wind 5 to 9 mph, with gusts as high as 21 mph.
Tuesday
A chance of snow, mainly after 3pm. Increasing clouds, with a high near 32. Light and variable wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow, mainly before midnight. Low around 26. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A slight chance of snow. Mostly cloudy, with a high near 37. Northwest wind 5 to 8 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 21. Northwest wind around 6 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 34. Northwest wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 16. Northwest wind around 6 mph.
Friday
Mostly sunny, with a high near 33. Northwest wind around 7 mph.
Friday Night
Partly cloudy, with a low around 16. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 34. West wind around 7 mph.
Saturday Night
Mostly clear, with a low around 17. West wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 36. Northwest wind 5 to 8 mph becoming east in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Charlestown MA
 42.38°N 71.07°W (Elev. 3 ft)
Last Update:
6:07 am EST Feb 9, 2026
Forecast Valid:
7am EST Feb 9, 2026-6pm EST Feb 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation