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 46%
Wind Speed W 15 G 30 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 30 Jan 1:54 am EST
Extended Forecast for

Somerville MA

Cold Weather Advisory January 30, 02:22am until January 30, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 30, 02:22am until January 30, 11:00am

    NOW until 11:00am Fri

    Cold Weather Advisory

  • Overnight

    Low: 0 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 15. Wind chill values as low as -14. West wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 15 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -2. Wind chill values as low as -11. West wind 6 to 8 mph.

    Low: -2 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 20. Wind chill values as low as -12. Northwest wind 3 to 6 mph.

    High: 20 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow after 4am. Mostly cloudy, with a low around 7. Calm wind becoming north 5 to 9 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 7 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Snow likely, mainly between 10am and 11am. Mostly cloudy, with a high near 25. North wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 25 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13. Northwest wind 9 to 13 mph, with gusts as high as 26 mph.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 32. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Overnight
Clear, with a low around 0. Wind chill values as low as -11. West wind around 10 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 15. Wind chill values as low as -14. West wind 10 to 14 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around -2. Wind chill values as low as -11. West wind 6 to 8 mph.
Saturday
Sunny, with a high near 20. Wind chill values as low as -12. Northwest wind 3 to 6 mph.
Saturday Night
A slight chance of snow after 4am. Mostly cloudy, with a low around 7. Calm wind becoming north 5 to 9 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Sunday
Snow likely, mainly between 10am and 11am. Mostly cloudy, with a high near 25. North wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Sunday Night
Mostly cloudy, with a low around 13. Northwest wind 9 to 13 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 32. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 12. Northwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 33. West wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 12. West wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 30. Northwest wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 13. Light northwest wind.
Thursday
Mostly sunny, with a high near 30. Northwest wind around 6 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somerville MA
 42.39°N 71.12°W (Elev. 46 ft)
Last Update:
12:36 am EST Jan 30, 2026
Forecast Valid:
2am EST Jan 30, 2026-6pm EST Feb 5, 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