National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Fair

13°F

-11°C

Humidity 42%
Wind Speed W 10 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 30 Jan 7:54 pm EST
Extended Forecast for

Watertown MA

Cold Weather Advisory until January 31, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 31, 10:00am

    NOW until 10:00am Sat

    Cold Weather Advisory

  • Tonight

    Low: -2 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 21. Wind chill values as low as -12. West wind 3 to 6 mph.

    High: 21 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow after 3am. Increasing clouds, with a low around 9. Wind chill values as low as -3. Light northwest wind becoming north 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 9 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of snow, mainly between 8am and 4pm. Cloudy, with a high near 25. Wind chill values as low as -4. North wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 25 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 14. Northwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow

  • Monday

    Monday: Mostly sunny, with a high near 32. Northwest wind around 9 mph.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. Northwest wind around 6 mph.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 33. West wind 3 to 5 mph.

    High: 33 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around -2. Wind chill values as low as -12. West wind around 6 mph.
Saturday
Sunny, with a high near 21. Wind chill values as low as -12. West wind 3 to 6 mph.
Saturday Night
A slight chance of snow after 3am. Increasing clouds, with a low around 9. Wind chill values as low as -3. Light northwest wind becoming north 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Sunday
A chance of snow, mainly between 8am and 4pm. Cloudy, with a high near 25. Wind chill values as low as -4. North wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 14. Northwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 32. Northwest wind around 9 mph.
Monday Night
Mostly clear, with a low around 8. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 33. West wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 13. Light west wind.
Wednesday
Mostly sunny, with a high near 31. Northwest wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 10. Northwest wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 28. Northwest wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 9. Northwest wind around 6 mph.
Friday
Partly sunny, with a high near 28. Northwest wind 6 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.37°N 71.16°W (Elev. 46 ft)
Last Update:
2:48 pm EST Jan 30, 2026
Forecast Valid:
8pm EST Jan 30, 2026-6pm EST Feb 6, 2026
 
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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