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

25°F

-4°C

Humidity 55%
Wind Speed NW 14 G 25 mph
Barometer 29.72 in (1006.2 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 24 Feb 6:54 am EST
Extended Forecast for

Watertown MA

  • Today

    Today: Mostly sunny, with a high near 30. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 30 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 12. West wind around 6 mph becoming light and variable after midnight.

    Low: 12 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain and snow before 1pm, then a slight chance of rain between 1pm and 3pm. High near 39. Southeast wind 5 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 39 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Southwest wind around 6 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow, mainly after 4pm. Partly sunny, with a high near 39. West wind around 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Mostly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 23. Light and variable wind becoming northwest around 5 mph after midnight. Chance of precipitation is 50%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Chance Snow

  • Friday

    Friday: A chance of snow before 8am. Mostly sunny, with a high near 38. Northwest wind around 6 mph becoming west in the afternoon. Chance of precipitation is 30%.

    High: 38 °F

    Chance Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24. Southwest wind 3 to 5 mph.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 43. South wind 6 to 9 mph.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 30. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 12. West wind around 6 mph becoming light and variable after midnight.
Wednesday
Rain and snow before 1pm, then a slight chance of rain between 1pm and 3pm. High near 39. Southeast wind 5 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Partly cloudy, with a low around 28. Southwest wind around 6 mph.
Thursday
A chance of snow, mainly after 4pm. Partly sunny, with a high near 39. West wind around 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 23. Light and variable wind becoming northwest around 5 mph after midnight. Chance of precipitation is 50%. New snow accumulation of 1 to 3 inches possible.
Friday
A chance of snow before 8am. Mostly sunny, with a high near 38. Northwest wind around 6 mph becoming west in the afternoon. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 24. Southwest wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 43. South wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 30. Southwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 39. West wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 12. Northwest wind around 7 mph.
Monday
A chance of snow. Mostly sunny, with a high near 26. Northwest wind around 8 mph. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.37°N 71.16°W (Elev. 46 ft)
Last Update:
5:52 am EST Feb 24, 2026
Forecast Valid:
7am EST Feb 24, 2026-6pm EST Mar 2, 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