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

51°F

11°C

Humidity 89%
Wind Speed Calm
Barometer 29.61 in (1003.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 26 Mar 11:51 pm EDT
Extended Forecast for

Chelmsford MA

  • Tonight

    Tonight: Rain, mainly before 2am. Patchy fog before 1am. Low around 40. Northwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 47. North wind around 10 mph, with gusts as high as 20 mph.

    High: 47 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. North wind around 5 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 37. Northwest wind 6 to 8 mph.

    High: 37 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Light northwest wind.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Southwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Southwest wind around 7 mph.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. Southwest wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 2am. Patchy fog before 1am. Low around 40. Northwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 47. North wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 25. North wind around 5 mph.
Saturday
Mostly sunny, with a high near 37. Northwest wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 24. Light northwest wind.
Sunday
Mostly sunny, with a high near 50. Southwest wind 6 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 37. Southwest wind around 7 mph.
Monday
Partly sunny, with a high near 60. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 42. Southwest wind around 7 mph.
Tuesday
A chance of rain after 9am. Mostly cloudy, with a high near 56. Northwest wind 6 to 8 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44. Southeast wind around 6 mph. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 62. Southeast wind 6 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of rain. Cloudy, with a low around 46. West wind around 6 mph. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 62. West wind 7 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:
9:14 pm EDT Mar 26, 2026
Forecast Valid:
11pm EDT Mar 26, 2026-6pm EDT Apr 2, 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