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.

Overcast

36°F

2°C

Humidity 82%
Wind Speed E 9 mph
Barometer 29.90 in (1012.4 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 20 Feb 12:54 pm EST
Extended Forecast for

Boston, Logan International Airport MA

Coastal Flood Watch February 23, 11:00pm until February 24, 07:00am
Click here for hazard details and duration
Coastal Flood Watch

  • This Afternoon

    This Afternoon: Snow likely before 4pm, then snow and sleet. High near 37. East wind 9 to 13 mph. Chance of precipitation is 90%. Little or no snow and sleet accumulation expected.

    High: 37 °F

    Snow/Sleet

  • Tonight

    Tonight: Snow and sleet, becoming all snow after 9pm. Low around 30. East wind 10 to 14 mph becoming north after midnight. Chance of precipitation is 100%. New snow and sleet accumulation of around an inch possible.

    Low: 30 °F

    Snow/Sleet
    then Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 33. North wind 8 to 10 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow before 2am. Partly cloudy, with a low around 27. North wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A slight chance of snow after noon. Mostly cloudy, with a high near 37. Northeast wind 9 to 13 mph. Chance of precipitation is 20%.

    High: 37 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after 3am. Cloudy, with a low around 30. Northeast wind 13 to 18 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 30 °F

    Snow Likely

  • Monday

    Monday: A chance of snow. Cloudy, with a high near 34. Breezy, with a north wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.

    High: 34 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25. Northwest wind 11 to 13 mph.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35. Northwest wind around 11 mph.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow likely before 4pm, then snow and sleet. High near 37. East wind 9 to 13 mph. Chance of precipitation is 90%. Little or no snow and sleet accumulation expected.
Tonight
Snow and sleet, becoming all snow after 9pm. Low around 30. East wind 10 to 14 mph becoming north after midnight. Chance of precipitation is 100%. New snow and sleet accumulation of around an inch possible.
Saturday
A chance of snow. Mostly cloudy, with a high near 33. North wind 8 to 10 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Saturday Night
A slight chance of snow before 2am. Partly cloudy, with a low around 27. North wind 7 to 9 mph. Chance of precipitation is 20%.
Sunday
A slight chance of snow after noon. Mostly cloudy, with a high near 37. Northeast wind 9 to 13 mph. Chance of precipitation is 20%.
Sunday Night
Snow likely, mainly after 3am. Cloudy, with a low around 30. Northeast wind 13 to 18 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Monday
A chance of snow. Cloudy, with a high near 34. Breezy, with a north wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 25. Northwest wind 11 to 13 mph.
Tuesday
Mostly sunny, with a high near 35. Northwest wind around 11 mph.
Tuesday Night
Mostly cloudy, with a low around 20. West wind 7 to 9 mph.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 38. South wind 8 to 14 mph. Chance of precipitation is 30%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 34. Southwest wind around 15 mph. Chance of precipitation is 60%.
Thursday
A chance of rain. Mostly cloudy, with a high near 43. Southwest wind around 14 mph. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boston, Logan International Airport MA
 42.35°N 71.01°W (Elev. 0 ft)
Last Update:
7:35 am EST Feb 20, 2026
Forecast Valid:
1pm EST Feb 20, 2026-6pm EST Feb 26, 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