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

50°F

10°C

Humidity 52%
Wind Speed S 20 G 37 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 20 Mar 4:54 pm EDT
Extended Forecast for

Dorchester MA

  • This Afternoon

    This Afternoon: A slight chance of rain. Mostly cloudy, with a high near 55. South wind around 14 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain, mainly before 1am. Patchy fog after 1am. Low around 43. Southwest wind 7 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain and
    Patchy Fog

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 52. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain and snow before 9am, then rain likely. Cloudy, with a high near 51. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely. Cloudy, with a low around 35. West wind around 7 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 35 °F

    Rain Likely

  • Monday

    Monday: A chance of rain before 5pm. Cloudy, with a high near 42. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 42 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Northwest wind around 8 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Northwest wind around 7 mph.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of rain. Mostly cloudy, with a high near 55. South wind around 14 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Tonight
Rain, mainly before 1am. Patchy fog after 1am. Low around 43. Southwest wind 7 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 52. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Increasing clouds, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A chance of rain and snow before 9am, then rain likely. Cloudy, with a high near 51. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday Night
Rain likely. Cloudy, with a low around 35. West wind around 7 mph becoming north after midnight. Chance of precipitation is 70%.
Monday
A chance of rain before 5pm. Cloudy, with a high near 42. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 29. Northwest wind around 8 mph.
Tuesday
Mostly sunny, with a high near 44. Northwest wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 32. Southwest wind around 7 mph.
Wednesday
A chance of rain. Mostly cloudy, with a high near 48. West wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 30. Northwest wind around 8 mph.
Thursday
Mostly sunny, with a high near 48. Northwest wind 7 to 9 mph becoming southwest in the afternoon.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 36. Southwest wind around 9 mph. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.32°N 71.08°W (Elev. 62 ft)
Last Update:
1:08 pm EDT Mar 20, 2026
Forecast Valid:
5pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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