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.

Light Rain

33°F

1°C

Humidity 96%
Wind Speed NW 7 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 32°F (0°C)
Visibility 7.00 mi
Wind Chill27°F (-3°C)
Last update 4 Mar 12:54 am EST
Extended Forecast for

Somerville MA

Winter Weather Advisory March 4, 01:07am until March 4, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 4, 01:07am until March 4, 07:00am

    NOW until 7:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 31 °F

    Rain/Freezing
    Rain and
    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 49. West wind around 6 mph becoming light and variable in the afternoon.

    High: 49 °F

    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Areas of fog before 3am, then areas of fog after 5am. Otherwise, mostly cloudy, with a low around 29. South wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Partly Cloudy
    then Areas
    Fog

  • Thursday

    Thursday: A chance of rain, mainly after 2pm. Areas of fog before 7am. Otherwise, cloudy, with a high near 39. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 39 °F

    Chance Rain
    and Areas Fog

  • Thursday Night

    Thursday Night: Rain likely before 11pm, then rain, possibly mixed with snow. Low around 34. Northeast wind around 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow

  • Friday

    Friday: Rain likely, mainly before 3pm. Cloudy, with a high near 39. Northeast wind 7 to 9 mph. Chance of precipitation is 70%.

    High: 39 °F

    Rain Likely
    then Chance
    Rain

  • Friday Night

    Friday Night: Cloudy, with a low around 34. Northeast wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain or freezing rain, mainly before 3am. Areas of fog. Low around 31. West wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 49. West wind around 6 mph becoming light and variable in the afternoon.
Wednesday Night
Areas of fog before 3am, then areas of fog after 5am. Otherwise, mostly cloudy, with a low around 29. South wind around 5 mph becoming calm in the evening.
Thursday
A chance of rain, mainly after 2pm. Areas of fog before 7am. Otherwise, cloudy, with a high near 39. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely before 11pm, then rain, possibly mixed with snow. Low around 34. Northeast wind around 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
Rain likely, mainly before 3pm. Cloudy, with a high near 39. Northeast wind 7 to 9 mph. Chance of precipitation is 70%.
Friday Night
Cloudy, with a low around 34. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 52. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
A chance of rain between 7pm and 3am. Mostly cloudy, with a low around 43. Southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 53. West wind around 7 mph.
Sunday Night
Partly cloudy, with a low around 38. Southwest wind around 6 mph.
Monday
Sunny, with a high near 58. Southwest wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 42. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 64. Southwest wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Somerville MA
 42.39°N 71.09°W (Elev. 46 ft)
Last Update:
12:57 am EST Mar 4, 2026
Forecast Valid:
1am EST Mar 4, 2026-6pm EDT Mar 10, 2026
 
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