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

34°F

1°C

Humidity 92%
Wind Speed SW 3 mph
Barometer 29.97 in (1016.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 19 Apr 10:51 pm EDT
Extended Forecast for

Chelmsford MA

  • Tonight

    Tonight: Mostly clear, with a low around 34. West wind around 7 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers, mainly between 2pm and 4pm. Increasing clouds, with a high near 50. West wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 50 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. North wind around 6 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 5am. Partly cloudy, with a low around 36. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 36 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53. South wind around 7 mph.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38. Southeast wind around 5 mph becoming light and variable in the evening.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62. Northwest wind 5 to 7 mph.

    High: 62 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. North wind 3 to 5 mph.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 34. West wind around 7 mph.
Monday
A chance of showers, mainly between 2pm and 4pm. Increasing clouds, with a high near 50. West wind 5 to 7 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 30. North wind around 6 mph.
Tuesday
Sunny, with a high near 51. Light and variable wind.
Tuesday Night
A chance of showers, mainly after 5am. Partly cloudy, with a low around 36. South wind around 5 mph. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, with a high near 53. South wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 38. Southeast wind around 5 mph becoming light and variable in the evening.
Thursday
Partly sunny, with a high near 62. Northwest wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 40. North wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 60. North wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 39. East wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers. Partly sunny, with a high near 60. East wind 3 to 7 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 41. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 60. Light and variable wind becoming east around 6 mph in the morning. 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:
9:56 pm EDT Apr 19, 2026
Forecast Valid:
11pm EDT Apr 19, 2026-6pm EDT Apr 26, 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