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.

Overcast

48°F

9°C

Humidity 74%
Wind Speed NE 12 mph
Barometer 30.08 in (1018.3 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 21 May 3:54 am EDT
Extended Forecast for

Boston MA

  • Today

    Today: Mostly cloudy, with a high near 55. East wind 6 to 11 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers, mainly after 4am. Cloudy, with a low around 47. East wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers, mainly after 7am. High near 52. Breezy, with an east wind 15 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 52 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers. Patchy fog after 1am. Low around 46. Northeast wind 11 to 16 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 46 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 60. West wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 60 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 48. West wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 61. West wind 6 to 9 mph. Chance of precipitation is 40%.

    High: 61 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. West wind around 6 mph.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67. Northwest wind 8 to 10 mph.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 55. East wind 6 to 11 mph.
Tonight
A chance of showers, mainly after 4am. Cloudy, with a low around 47. East wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers, mainly after 7am. High near 52. Breezy, with an east wind 15 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers. Patchy fog after 1am. Low around 46. Northeast wind 11 to 16 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A chance of showers. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 60. West wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48. West wind 3 to 5 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 61. West wind 6 to 9 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 49. West wind around 6 mph.
Sunday
Mostly sunny, with a high near 67. Northwest wind 8 to 10 mph.
Sunday Night
Partly cloudy, with a low around 51. West wind around 5 mph.
Memorial Day
Mostly sunny, with a high near 70. Northwest wind 5 to 8 mph becoming east in the afternoon.
Monday Night
A chance of showers. Mostly cloudy, with a low around 53. Southeast wind 3 to 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 68. East wind 5 to 9 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boston MA
 42.36°N 71.07°W (Elev. 13 ft)
Last Update:
4:31 am EDT May 21, 2025
Forecast Valid:
5am EDT May 21, 2025-6pm EDT May 27, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation