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.

Overcast

38°F

3°C

Humidity 43%
Wind Speed W 8 mph
Barometer 29.86 in (1011.3 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 26 Feb 4:54 pm EST
Extended Forecast for

Merrimac MA

  • Tonight

    Tonight: Mostly cloudy during the evening, then clear overnight, with a low around 14. Northwest wind 3 to 5 mph.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 38. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. Southwest wind around 6 mph.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 47. South wind 6 to 9 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. Light and variable wind becoming west around 5 mph in the evening.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Snow likely, mainly before 11am. Partly sunny, with a high near 34. Northwest wind 5 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 8. Northwest wind around 7 mph.

    Low: 8 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 26. Northwest wind around 6 mph.

    High: 26 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 9. Light west wind.

    Low: 9 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy during the evening, then clear overnight, with a low around 14. Northwest wind 3 to 5 mph.
Friday
Sunny, with a high near 38. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 25. Southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 47. South wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 26. Light and variable wind becoming west around 5 mph in the evening.
Sunday
Snow likely, mainly before 11am. Partly sunny, with a high near 34. Northwest wind 5 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly clear, with a low around 8. Northwest wind around 7 mph.
Monday
Partly sunny, with a high near 26. Northwest wind around 6 mph.
Monday Night
Mostly clear, with a low around 9. Light west wind.
Tuesday
Mostly sunny, with a high near 35. South wind 3 to 8 mph.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 24. Southwest wind around 6 mph. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 44. West wind 6 to 8 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 26. West wind around 6 mph.
Thursday
A chance of rain. Mostly cloudy, with a high near 44. West wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 30%.
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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:
1:16 pm EST Feb 26, 2026
Forecast Valid:
5pm EST Feb 26, 2026-6pm EST Mar 5, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation