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

44°F

7°C

Humidity 89%
Wind Speed NE 7 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Wind Chill40°F (4°C)
Last update 21 Mar 9:54 am EDT
Extended Forecast for

2 Miles SSW Cohasset MA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 47. Northwest wind around 10 mph, with gusts as high as 25 mph.

    High: 47 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 35. North wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain and snow before 9am, then rain likely. Cloudy, with a high near 49. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain. Patchy fog before 9pm. Low around 33. Southwest wind 6 to 9 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Rain and
    Patchy Fog

  • Monday

    Monday: Rain and snow likely before 10am, then a chance of snow. Cloudy, with a high near 39. North wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. North wind around 9 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. North wind around 7 mph.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Southwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49. West wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 47. Northwest wind around 10 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 35. North wind around 5 mph becoming calm in the evening.
Sunday
A chance of rain and snow before 9am, then rain likely. Cloudy, with a high near 49. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Rain. Patchy fog before 9pm. Low around 33. Southwest wind 6 to 9 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain and snow likely before 10am, then a chance of snow. Cloudy, with a high near 39. North wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 28. North wind around 9 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 43. North wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 31. Southwest wind around 9 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 49. West wind 9 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 31. West wind around 9 mph, with gusts as high as 20 mph.
Thursday
A chance of rain. Mostly cloudy, with a high near 47. South wind around 9 mph. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 35. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Friday
A chance of rain. Partly sunny, with a high near 48. Northwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Cohasset MA
 42.22°N 70.81°W (Elev. 52 ft)
Last Update:
7:26 am EDT Mar 21, 2026
Forecast Valid:
10am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation