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.

Fair

39°F

4°C

Humidity 43%
Wind Speed W 9 mph
Barometer 30.04 in (1018.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 13 Mar 11:51 am EDT
Extended Forecast for

Chelmsford MA

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 43. Southwest wind around 8 mph.

    High: 43 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of rain showers before midnight, then scattered snow showers between midnight and 1am, then scattered rain showers after 1am. Mostly cloudy, with a low around 32. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 32 °F

    Slight Chance
    Showers then
    Scattered
    Rain/Snow

  • Saturday

    Saturday: Partly sunny, with a high near 47. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 47 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. West wind 6 to 11 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 45. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 45 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain after 2am. Cloudy, with a low around 34. Southeast wind around 7 mph. Chance of precipitation is 40%.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain. High near 63. South wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 100%.

    High: 63 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 43. Windy, with a south wind 23 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 90%.

    Low: 43 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain likely, mainly before 7am. Partly sunny, with a high near 50. West wind 13 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 43. Southwest wind around 8 mph.
Tonight
A slight chance of rain showers before midnight, then scattered snow showers between midnight and 1am, then scattered rain showers after 1am. Mostly cloudy, with a low around 32. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
Partly sunny, with a high near 47. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 41 mph.
Saturday Night
Mostly clear, with a low around 28. West wind 6 to 11 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, with a high near 45. Calm wind becoming southeast around 6 mph in the afternoon.
Sunday Night
A chance of rain after 2am. Cloudy, with a low around 34. Southeast wind around 7 mph. Chance of precipitation is 40%.
Monday
Rain. High near 63. South wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 43. Windy, with a south wind 23 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 90%.
Tuesday
Rain likely, mainly before 7am. Partly sunny, with a high near 50. West wind 13 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 22. West wind around 11 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 39. West wind around 8 mph.
Wednesday Night
Mostly cloudy, with a low around 24. South wind 3 to 5 mph.
Thursday
Mostly cloudy, with a high near 45. South wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Chelmsford MA
 42.58°N 71.38°W (Elev. 180 ft)
Last Update:
7:24 am EDT Mar 13, 2026
Forecast Valid:
12pm EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation