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

20°F

-7°C

Humidity 62%
Wind Speed SW 5 mph
Barometer 30.64 in (1037.3 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 3 Mar 4:54 am EST
Extended Forecast for

Watertown MA

Winter Weather Advisory March 3, 12:00pm until March 4, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Snow before 5pm, then snow, possibly mixed with rain. High near 34. Light south wind increasing to 5 to 9 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.

    High: 34 °F

    Mostly Sunny
    then
    Rain/Snow

  • Tonight

    Tonight: Rain and snow before 2am, then a chance of rain between 2am and 4am. Patchy fog after 10pm. Low around 33. East wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow and
    Patchy Fog
    then Rain
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 53. Northwest wind around 6 mph becoming south in the afternoon.

    High: 53 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Light southwest wind.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of freezing rain before 8am, then a chance of rain. Partly sunny, with a high near 44. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Freezing
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely before 3am, then rain, possibly mixed with snow. Low around 35. Northeast wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain Likely
    then
    Rain/Snow

  • Friday

    Friday: Rain, possibly mixed with snow, becoming all rain after 8am, then gradually ending. High near 40. Northeast wind around 9 mph. Chance of precipitation is 80%.

    High: 40 °F

    Rain/Snow
    then Chance
    Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Northeast wind around 6 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 53. Light south wind becoming southwest 5 to 9 mph in the morning.

    High: 53 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow before 5pm, then snow, possibly mixed with rain. High near 34. Light south wind increasing to 5 to 9 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.
Tonight
Rain and snow before 2am, then a chance of rain between 2am and 4am. Patchy fog after 10pm. Low around 33. East wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 53. Northwest wind around 6 mph becoming south in the afternoon.
Wednesday Night
Partly cloudy, with a low around 30. Light southwest wind.
Thursday
A slight chance of freezing rain before 8am, then a chance of rain. Partly sunny, with a high near 44. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
Rain likely before 3am, then rain, possibly mixed with snow. Low around 35. Northeast wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
Rain, possibly mixed with snow, becoming all rain after 8am, then gradually ending. High near 40. Northeast wind around 9 mph. Chance of precipitation is 80%.
Friday Night
Mostly cloudy, with a low around 33. Northeast wind around 6 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 53. Light south wind becoming southwest 5 to 9 mph in the morning.
Saturday Night
Rain likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 44. Southwest wind 7 to 9 mph. Chance of precipitation is 60%.
Sunday
A chance of rain. Partly sunny, with a high near 56. West wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 41. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 62. Southwest wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.38°N 71.19°W (Elev. 98 ft)
Last Update:
2:06 am EST Mar 3, 2026
Forecast Valid:
5am EST Mar 3, 2026-6pm EDT Mar 9, 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