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

79°F

26°C

Humidity 42%
Wind Speed W 8 G 20 mph
Barometer 30.11 in (1020.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 Jun 11:51 am EDT
Extended Forecast for

Chelmsford MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 87. West wind around 9 mph, with gusts as high as 21 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, mainly after 3pm. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 88 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 63. South wind 5 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny and hot, with a high near 90. Southwest wind 3 to 6 mph. Chance of precipitation is 60%.

    High: 90 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 10pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 87. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 87 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 10pm. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 11am. Partly sunny, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 87. West wind around 9 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers, mainly after 3pm. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 63. South wind 5 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny and hot, with a high near 90. Southwest wind 3 to 6 mph. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 10pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 87. Calm wind becoming east 5 to 7 mph in the afternoon.
Friday Night
A chance of showers after 10pm. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A chance of showers before 11am. Partly sunny, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 62. Light west wind.
Sunday
Sunny, with a high near 89. Calm wind becoming west 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening.
Monday
A chance of showers. Mostly sunny, with a high near 83. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chelmsford MA
 42.6°N 71.37°W (Elev. 285 ft)
Last Update:
6:55 am EDT Jun 9, 2026
Forecast Valid:
12pm EDT Jun 9, 2026-6pm EDT Jun 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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