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

38°F

3°C

Humidity 39%
Wind Speed S 9 mph
Barometer 30.27 in (1026.6 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 19 Mar 12:51 pm EDT
Extended Forecast for

Chelmsford MA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 43. South wind around 7 mph.

    High: 43 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. Southwest wind around 6 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 54. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 54 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Rain, mainly before 2am. Low around 41. Southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Saturday

    Saturday: A chance of rain, mainly before 7am. Mostly sunny, with a high near 56. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 56 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming west after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 11am. Mostly cloudy, with a high near 53. South wind 5 to 7 mph. Chance of precipitation is 40%.

    High: 53 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 36. South wind around 6 mph becoming northeast in the evening. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Monday

    Monday: A chance of rain before 2pm. Mostly cloudy, with a high near 46. North wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 46 °F

    Chance Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 43. South wind around 7 mph.
Tonight
Partly cloudy, with a low around 31. Southwest wind around 6 mph.
Friday
Increasing clouds, with a high near 54. Calm wind becoming south 5 to 9 mph in the afternoon.
Friday Night
Rain, mainly before 2am. Low around 41. Southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain, mainly before 7am. Mostly sunny, with a high near 56. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming west after midnight.
Sunday
A chance of rain after 11am. Mostly cloudy, with a high near 53. South wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 36. South wind around 6 mph becoming northeast in the evening. Chance of precipitation is 70%.
Monday
A chance of rain before 2pm. Mostly cloudy, with a high near 46. North wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 26. Northwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 42. Northwest wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 27. Southwest wind around 6 mph.
Wednesday
A chance of rain. Mostly sunny, with a high near 47. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chelmsford MA
 42.58°N 71.38°W (Elev. 180 ft)
Last Update:
12:44 pm EDT Mar 19, 2026
Forecast Valid:
1pm EDT Mar 19, 2026-6pm EDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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