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.

Fog/Mist

64°F

18°C

Humidity 96%
Wind Speed NE 9 mph
Barometer 29.71 in (1007.3 mb)
Dewpoint 63°F (17°C)
Visibility 5.00 mi
Last update 30 Jul 6:51 am EDT
Extended Forecast for

Lexington MA

  • Today

    Today: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog. Otherwise, mostly cloudy, with a high near 71. North wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 60. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    T-storms then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Light southwest wind.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 85 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 66. South wind around 6 mph.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 5pm. Mostly cloudy, with a high near 84. South wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 65. Southwest wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 5pm. Partly sunny, with a high near 83. West wind 5 to 7 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog. Otherwise, mostly cloudy, with a high near 71. North wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 60. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 81. Light and variable wind.
Friday Night
Partly cloudy, with a low around 63. Light southwest wind.
Saturday
Partly sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 66. South wind around 6 mph.
Sunday
A chance of showers after 5pm. Mostly cloudy, with a high near 84. South wind 6 to 9 mph. Chance of precipitation is 30%.
Sunday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 65. Southwest wind 5 to 7 mph. Chance of precipitation is 60%.
Monday
A chance of showers before 5pm. Partly sunny, with a high near 83. West wind 5 to 7 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 62. Northwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 84. Northwest wind 3 to 6 mph.
Tuesday Night
Clear, with a low around 63. Light west wind.
Wednesday
Sunny, with a high near 86. Calm wind becoming southwest around 6 mph in the afternoon.
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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:
3:32 am EDT Jul 30, 2026
Forecast Valid:
7am EDT Jul 30, 2026-6pm EDT Aug 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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