National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Overcast

43°F

6°C

Humidity 86%
Wind Speed E 5 mph
Barometer 29.76 in (1009.2 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 11 Mar 7:51 pm EDT
Extended Forecast for

Lexington MA

  • Tonight

    Tonight: A chance of showers after 1am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 43. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers. Cloudy, with a temperature falling to around 41 by 5pm. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F⇓

    Chance
    Showers

  • Thursday Night

    Thursday Night: Cloudy during the early evening, then gradual clearing, with a low around 28. West wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Gradual
    Clearing

  • Friday

    Friday: Increasing clouds, with a high near 44. South wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 44 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of snow before 9pm, then a slight chance of rain between 9pm and 2am. Mostly cloudy, with a low around 36. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 46. West wind 11 to 16 mph, with gusts as high as 31 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. West wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 43. Light and variable wind becoming east around 6 mph in the morning.

    High: 43 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 4am. Cloudy, with a low around 36. Southeast wind 7 to 9 mph. Chance of precipitation is 60%.

    Low: 36 °F

    Cloudy then
    Rain Likely

Detailed Forecast

Tonight
A chance of showers after 1am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 43. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers. Cloudy, with a temperature falling to around 41 by 5pm. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Cloudy during the early evening, then gradual clearing, with a low around 28. West wind 8 to 10 mph, with gusts as high as 20 mph.
Friday
Increasing clouds, with a high near 44. South wind 6 to 10 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of snow before 9pm, then a slight chance of rain between 9pm and 2am. Mostly cloudy, with a low around 36. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 46. West wind 11 to 16 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 28. West wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, with a high near 43. Light and variable wind becoming east around 6 mph in the morning.
Sunday Night
Rain likely, mainly after 4am. Cloudy, with a low around 36. Southeast wind 7 to 9 mph. Chance of precipitation is 60%.
Monday
Rain. High near 59. South wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.
Monday Night
Rain likely. Mostly cloudy, with a low around 31. South wind 10 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Tuesday
Mostly sunny, with a high near 41. West wind 9 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 22. West wind around 8 mph.
Wednesday
Sunny, with a high near 37. West wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lexington MA
 42.45°N 71.23°W (Elev. 223 ft)
Last Update:
4:43 pm EDT Mar 11, 2026
Forecast Valid:
8pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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