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.

Light Rain Fog/Mist

47°F

8°C

Humidity 93%
Wind Speed Calm
Barometer 29.75 in (1008.9 mb)
Dewpoint 45°F (7°C)
Visibility 2.00 mi
Last update 30 Apr 9:51 am EDT
Extended Forecast for

Lexington MA

  • Today

    Today: Showers likely, mainly before 4pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 57. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Showers
    Likely and
    Patchy Fog

  • Tonight

    Tonight: Isolated showers between 7pm and 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 40. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 40 °F

    Isolated
    Showers then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, sunny, with a high near 64. West wind around 10 mph.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. West wind 3 to 6 mph.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain after noon. Partly sunny, with a high near 60. Southwest wind 3 to 7 mph. Chance of precipitation is 20%.

    High: 60 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 43. Southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 40%.

    Low: 43 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain before 1pm. Partly sunny, with a high near 58. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 58 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. West wind around 7 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 64. Southwest wind 6 to 14 mph, with gusts as high as 26 mph.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Showers likely, mainly before 4pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 57. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Isolated showers between 7pm and 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 40. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 20%.
Friday
Patchy fog before 7am. Otherwise, sunny, with a high near 64. West wind around 10 mph.
Friday Night
Partly cloudy, with a low around 42. West wind 3 to 6 mph.
Saturday
A slight chance of rain after noon. Partly sunny, with a high near 60. Southwest wind 3 to 7 mph. Chance of precipitation is 20%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43. Southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Sunday
A chance of rain before 1pm. Partly sunny, with a high near 58. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 39. West wind around 7 mph.
Monday
Mostly sunny, with a high near 64. Southwest wind 6 to 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 49. South wind around 10 mph.
Tuesday
Mostly sunny, with a high near 72. Southwest wind 8 to 15 mph, with gusts as high as 29 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 50. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 72. Southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lexington MA
 42.45°N 71.23°W (Elev. 223 ft)
Last Update:
7:09 am EDT Apr 30, 2026
Forecast Valid:
10am EDT Apr 30, 2026-6pm EDT May 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation