National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

A Few Clouds

49°F

9°C

Humidity 66%
Wind Speed Calm
Barometer 29.98 in (1015.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 10 Mar 9:56 pm EDT
Extended Forecast for

North Chelmsford MA

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly between noon and 1pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 47. Northeast wind around 6 mph. Chance of precipitation is 30%.

    High: 47 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A chance of rain. Patchy fog between 9pm and 1am. Otherwise, mostly cloudy, with a temperature rising to around 58 by 5am. Light and variable wind becoming south 5 to 8 mph in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F⇑

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: A chance of rain before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 58. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 58 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of snow before 8pm. Partly cloudy, with a low around 27. West wind 6 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 27 °F

    Chance Snow
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 46. Light west wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 46 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow before 11pm, then a chance of rain. Mostly cloudy, with a low around 33. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 33 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 48. West wind 10 to 14 mph, with gusts as high as 28 mph.

    High: 48 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. West wind 3 to 7 mph.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. Calm wind.
Wednesday
A chance of rain, mainly between noon and 1pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 47. Northeast wind around 6 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Patchy fog between 9pm and 1am. Otherwise, mostly cloudy, with a temperature rising to around 58 by 5am. Light and variable wind becoming south 5 to 8 mph in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 58. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday Night
A chance of snow before 8pm. Partly cloudy, with a low around 27. West wind 6 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
Mostly sunny, with a high near 46. Light west wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A chance of rain and snow before 11pm, then a chance of rain. Mostly cloudy, with a low around 33. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 48. West wind 10 to 14 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 27. West wind 3 to 7 mph.
Sunday
A chance of snow between 1pm and 5pm. Cloudy, with a high near 48. Calm wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Rain and snow likely. Cloudy, with a low around 38. South wind around 8 mph. Chance of precipitation is 70%.
Monday
Rain. High near 59. South wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 25. West wind around 9 mph. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 37. West wind 8 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
North Chelmsford MA
 42.65°N 71.39°W (Elev. 98 ft)
Last Update:
4:02 pm EDT Mar 10, 2026
Forecast Valid:
10pm EDT Mar 10, 2026-6pm EDT Mar 17, 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