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 Snow Fog/Mist

33°F

1°C

Humidity 96%
Wind Speed N 8 mph
Barometer 29.69 in (1005.4 mb)
Dewpoint 32°F (0°C)
Visibility 2.00 mi
Wind Chill26°F (-3°C)
Last update 21 Feb 12:54 am EST
Extended Forecast for

Weymouth MA

Coastal Flood Watch February 23, 01:00am until February 24, 07:00am
Click here for hazard details and duration
Coastal Flood Watch

  • Overnight

    Overnight: Snow. Low around 27. North wind around 7 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Snow

  • Saturday

    Saturday: A chance of snow, mainly before 10am. Cloudy, with a high near 30. Northeast wind 6 to 8 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Chance Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow between 10pm and 11pm. Mostly cloudy, with a low around 25. Light north wind. Chance of precipitation is 20%.

    Low: 25 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow, mainly after 2pm. Cloudy, with a high near 36. East wind 5 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 36 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow, mainly after 9pm. The snow could be heavy at times. Low around 28. Northeast wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Heavy Snow

  • Monday

    Monday: Snow. The snow could be heavy at times. High near 33. Breezy, with a north wind 18 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.

    High: 33 °F

    Heavy Snow
    and Breezy

  • Monday Night

    Monday Night: Snow likely, mainly before 7pm. Mostly cloudy, with a low around 21. Northwest wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 21 °F

    Snow Likely
    then Chance
    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 34 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 13. West wind around 6 mph.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow. Low around 27. North wind around 7 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
A chance of snow, mainly before 10am. Cloudy, with a high near 30. Northeast wind 6 to 8 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of snow between 10pm and 11pm. Mostly cloudy, with a low around 25. Light north wind. Chance of precipitation is 20%.
Sunday
A chance of snow, mainly after 2pm. Cloudy, with a high near 36. East wind 5 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Snow, mainly after 9pm. The snow could be heavy at times. Low around 28. Northeast wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow. The snow could be heavy at times. High near 33. Breezy, with a north wind 18 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.
Monday Night
Snow likely, mainly before 7pm. Mostly cloudy, with a low around 21. Northwest wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 34. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 13. West wind around 6 mph.
Wednesday
A chance of snow after 9am. Mostly cloudy, with a high near 37. South wind 5 to 8 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. South wind around 7 mph. Chance of precipitation is 50%.
Thursday
Rain likely. Mostly cloudy, with a high near 42. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. West wind around 7 mph. Chance of precipitation is 50%.
Friday
A chance of rain and snow. Partly sunny, with a high near 38. West wind 7 to 9 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weymouth MA
 42.19°N 70.93°W (Elev. 98 ft)
Last Update:
4:49 pm EST Feb 20, 2026
Forecast Valid:
1am EST Feb 21, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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