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

35°F

2°C

Humidity 59%
Wind Speed W 7 mph
Barometer 29.63 in (1003.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 11 Feb 6:54 pm EST
Extended Forecast for

Merrimac MA

  • Tonight

    Tonight: Cloudy, with a low around 21. Northwest wind 6 to 8 mph.

    Low: 21 °F

    Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 34. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 34 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Clear, with a low around 14. Northwest wind 6 to 8 mph.

    Low: 14 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 35. Northwest wind around 7 mph.

    High: 35 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. West wind around 5 mph.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 38. West wind 5 to 7 mph.

    High: 38 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 16. Northwest wind around 6 mph.

    Low: 16 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 36. Northwest wind 3 to 6 mph.

    High: 36 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21. Calm wind becoming north around 5 mph after midnight.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 21. Northwest wind 6 to 8 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 34. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Clear, with a low around 14. Northwest wind 6 to 8 mph.
Friday
Sunny, with a high near 35. Northwest wind around 7 mph.
Friday Night
Partly cloudy, with a low around 17. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 38. West wind 5 to 7 mph.
Saturday Night
Mostly clear, with a low around 16. Northwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 36. Northwest wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 21. Calm wind becoming north around 5 mph after midnight.
Washington's Birthday
A chance of snow between 9am and 1pm. Mostly cloudy, with a high near 38. Northeast wind around 7 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 24. Northwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 41. Northwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 27. Light west wind.
Wednesday
A chance of rain. Mostly cloudy, with a high near 42. South wind 3 to 6 mph. Chance of precipitation is 40%.
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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:
6:52 pm EST Feb 11, 2026
Forecast Valid:
7pm EST Feb 11, 2026-6pm EST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation