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

37°F

3°C

Humidity 93%
Wind Speed W 3 mph
Barometer 29.76 in (1007.8 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 11 Jan 9:54 am EST
Extended Forecast for

Merrimac MA

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 43. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 43 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A chance of rain and snow showers, mainly between 8pm and 9pm. Partly cloudy, with a low around 23. West wind 11 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 23 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 36. West wind 9 to 14 mph, with gusts as high as 28 mph.

    High: 36 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Southwest wind around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 41. Southwest wind around 7 mph.

    High: 41 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. South wind 5 to 7 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 46. Southwest wind 6 to 8 mph.

    High: 46 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain. Cloudy, with a low around 29. Light southwest wind. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Rain

  • Thursday

    Thursday: A chance of snow before 8am, then a chance of rain. Mostly cloudy, with a high near 37. Northwest wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 37 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 43. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A chance of rain and snow showers, mainly between 8pm and 9pm. Partly cloudy, with a low around 23. West wind 11 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
Mostly sunny, with a high near 36. West wind 9 to 14 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 27. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 41. Southwest wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 32. South wind 5 to 7 mph.
Wednesday
Cloudy, with a high near 46. Southwest wind 6 to 8 mph.
Wednesday Night
A chance of rain. Cloudy, with a low around 29. Light southwest wind. Chance of precipitation is 30%.
Thursday
A chance of snow before 8am, then a chance of rain. Mostly cloudy, with a high near 37. Northwest wind 5 to 7 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 29. Northwest wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around 18. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 34. West wind around 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrimac MA
 42.84°N 71.01°W (Elev. 135 ft)
Last Update:
9:46 am EST Jan 11, 2026
Forecast Valid:
10am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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