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.

Partly Cloudy

23°C

73°F

Humidity 71%
Wind Speed Vrbl 11 km/h
Barometer 1005.1 mb (29.68 in)
Dewpoint 17°C (63°F)
Visibility 16 km
Last update 16 May 3:54 pm EDT
Extended Forecast for

Boston MA

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 16. Southeast wind 5 to 10 km/h becoming south after midnight.

    Low: 16 °C

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 24. South wind 5 to 14 km/h. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 24 °C

    Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: A chance of showers, mainly before midnight. Mostly cloudy, with a low around 15. South wind 8 to 10 km/h becoming west after midnight. Chance of precipitation is 50%. New precipitation amounts between 1 and 2.5 mm possible.

    Low: 15 °C

    Chance
    Showers then
    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers, mainly after 4pm. Mostly sunny, with a high near 23. West wind 13 to 18 km/h. Chance of precipitation is 30%.

    High: 23 °C

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 13. West wind around 14 km/h, with gusts as high as 32 km/h. Chance of precipitation is 30%.

    Low: 13 °C

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 21. Northwest wind 18 to 23 km/h, with gusts as high as 39 km/h.

    High: 21 °C

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 10. Northwest wind 13 to 16 km/h, with gusts as high as 32 km/h.

    Low: 10 °C

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 16. Northeast wind around 14 km/h.

    High: 16 °C

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 9. Northeast wind 5 to 8 km/h.

    Low: 9 °C

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 16. Southeast wind 5 to 10 km/h becoming south after midnight.
Saturday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 24. South wind 5 to 14 km/h. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 15. South wind 8 to 10 km/h becoming west after midnight. Chance of precipitation is 50%. New precipitation amounts between 1 and 2.5 mm possible.
Sunday
A chance of showers, mainly after 4pm. Mostly sunny, with a high near 23. West wind 13 to 18 km/h. Chance of precipitation is 30%.
Sunday Night
A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 13. West wind around 14 km/h, with gusts as high as 32 km/h. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 21. Northwest wind 18 to 23 km/h, with gusts as high as 39 km/h.
Monday Night
Mostly cloudy, with a low around 10. Northwest wind 13 to 16 km/h, with gusts as high as 32 km/h.
Tuesday
Partly sunny, with a high near 16. Northeast wind around 14 km/h.
Tuesday Night
Mostly cloudy, with a low around 9. Northeast wind 5 to 8 km/h.
Wednesday
Mostly cloudy, with a high near 14. East wind 11 to 18 km/h.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 8. East wind 11 to 13 km/h. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 14. Northeast wind 16 to 21 km/h. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 9. North wind 11 to 14 km/h. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 16. North wind 14 to 18 km/h. Chance of precipitation is 60%.
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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 m)
Last Update:
4:27 pm EDT May 16, 2025
Forecast Valid:
4pm EDT May 16, 2025-6pm EDT May 23, 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