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

74°F

23°C

Humidity 74%
Wind Speed S 7 mph
Barometer 29.84 in (1011.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 17 Aug 2:51 pm EDT
Extended Forecast for

Chelmsford MASimilar City Names

  • This Afternoon

    This Afternoon: A slight chance of showers. Patchy fog. Otherwise, mostly cloudy, with a high near 75. South wind around 6 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A slight chance of showers before 9pm, then a slight chance of showers after 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A slight chance of showers after noon. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 83. Light north wind. Chance of precipitation is 20%.

    High: 83 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. Light west wind.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers after 5pm. Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 7pm. Partly cloudy, with a low around 59. Calm wind. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers. Patchy fog. Otherwise, mostly cloudy, with a high near 75. South wind around 6 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers before 9pm, then a slight chance of showers after 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.
Tuesday
A slight chance of showers after noon. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 83. Light north wind. Chance of precipitation is 20%.
Tuesday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 63. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 65. Light west wind.
Thursday
A chance of showers after 5pm. Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 7pm. Partly cloudy, with a low around 59. Calm wind. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 60. Light and variable wind.
Saturday
A chance of showers. Partly sunny, with a high near 79. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 61. Light east wind. Chance of precipitation is 30%.
Sunday
Showers likely. Partly sunny, with a high near 79. Southeast wind 3 to 7 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 61. Light and variable wind. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Chelmsford MASimilar City Names
 42.6°N 71.37°W (Elev. 285 ft)
Last Update:
1:49 pm EDT Aug 17, 2026
Forecast Valid:
3pm EDT Aug 17, 2026-6pm EDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation