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

32°F

0°C

Humidity 96%
Wind Speed W 6 mph
Barometer 29.70 in (1005.8 mb)
Dewpoint 31°F (-1°C)
Visibility 7.00 mi
Wind Chill26°F (-3°C)
Last update 7 Jan 2:54 pm EST
Extended Forecast for

Merrimac MA

  • Tonight

    Tonight: Partly cloudy, with a low around 27. West wind 3 to 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 42. West wind 3 to 6 mph.

    High: 42 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain, mainly after 2pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 46. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 40%.

    High: 46 °F

    Patchy Fog
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly between 9pm and midnight. Cloudy, with a low around 39. South wind around 7 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly after 3pm. Cloudy, with a high near 47. West wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 60%.

    High: 47 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain. Low around 36. East wind around 6 mph becoming north after midnight. Chance of precipitation is 90%.

    Low: 36 °F

    Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 44. West wind 6 to 8 mph. Chance of precipitation is 50%.

    High: 44 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26. West wind 7 to 9 mph.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 27. West wind 3 to 6 mph.
Thursday
Sunny, with a high near 42. West wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 23. Calm wind.
Friday
A chance of rain, mainly after 2pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 46. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 40%.
Friday Night
Rain likely, mainly between 9pm and midnight. Cloudy, with a low around 39. South wind around 7 mph. Chance of precipitation is 60%.
Saturday
Rain likely, mainly after 3pm. Cloudy, with a high near 47. West wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 60%.
Saturday Night
Rain. Low around 36. East wind around 6 mph becoming north after midnight. Chance of precipitation is 90%.
Sunday
A chance of rain. Mostly cloudy, with a high near 44. West wind 6 to 8 mph. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 26. West wind 7 to 9 mph.
Monday
Sunny, with a high near 35. West wind 8 to 10 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 23. Southwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 40. Southwest wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 28. Southwest wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 43. Southwest 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:
12:33 pm EST Jan 7, 2026
Forecast Valid:
3pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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