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

Lawrence Municipal Airport (KLWM)

Lat: 42.71°NLon: 71.13°WElev: 135ft.

Mostly Cloudy

29°F

-2°C

Humidity 85%
Wind Speed Vrbl 6 mph
Barometer 29.94 in (1014.1 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 3 Dec 8:54 am EST
Extended Forecast for

Merrimac MA

  • Today

    Today: Mostly sunny, with a high near 38. West wind 5 to 9 mph.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. Southwest wind 5 to 7 mph.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow showers, mainly after noon. Mostly cloudy, with a high near 37. West wind 7 to 17 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 37 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 7pm. Mostly clear, with a low around 6. Wind chill values as low as -5. Northwest wind 7 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 6 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 24. West wind around 6 mph.

    High: 24 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of snow after 4am. Mostly cloudy, with a low around 13. Light southwest wind. Chance of precipitation is 20%.

    Low: 13 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 34. Light and variable wind.

    High: 34 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. Calm wind becoming west around 5 mph after midnight.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34. Northwest wind 5 to 7 mph.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 38. West wind 5 to 9 mph.
Tonight
Mostly cloudy, with a low around 23. Southwest wind 5 to 7 mph.
Thursday
A chance of snow showers, mainly after noon. Mostly cloudy, with a high near 37. West wind 7 to 17 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
A slight chance of snow showers before 7pm. Mostly clear, with a low around 6. Wind chill values as low as -5. Northwest wind 7 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 24. West wind around 6 mph.
Friday Night
A slight chance of snow after 4am. Mostly cloudy, with a low around 13. Light southwest wind. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 34. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 19. Calm wind becoming west around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 34. Northwest wind 5 to 7 mph.
Sunday Night
Partly cloudy, with a low around 12. Northwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 27. Northwest wind around 7 mph.
Monday Night
Partly cloudy, with a low around 8. Northwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 29. West wind around 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merrimac MA
 42.84°N 71.01°W (Elev. 135 ft)
Last Update:
8:44 am EST Dec 3, 2025
Forecast Valid:
10am EST Dec 3, 2025-6pm EST Dec 9, 2025
 
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