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.

Fair

30°F

-1°C

Humidity 51%
Wind Speed NW 14 G 24 mph
Barometer 29.85 in (1011.0 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 12 Feb 10:54 am EST
Extended Forecast for

Merrimac MA

  • Today

    Today: Sunny, with a high near 35. Northwest wind around 13 mph, with gusts as high as 24 mph.

    High: 35 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 13. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 36. West wind 5 to 8 mph.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: A chance of flurries after midnight. Partly cloudy, with a low around 17. Southwest wind 3 to 6 mph.

    Low: 17 °F

    Chance
    Flurries

  • Saturday

    Saturday: A chance of flurries before 10am. Mostly sunny, with a high near 38. West wind 5 to 9 mph.

    High: 38 °F

    Chance
    Flurries

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18. West wind around 6 mph.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 38. West wind around 5 mph becoming southwest in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. Light and variable wind.

    Low: 23 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: A chance of snow before 1pm, then a chance of rain between 1pm and 3pm. Mostly cloudy, with a high near 39. North wind around 6 mph becoming east in the afternoon. Chance of precipitation is 30%.

    High: 39 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 35. Northwest wind around 13 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 13. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 36. West wind 5 to 8 mph.
Friday Night
A chance of flurries after midnight. Partly cloudy, with a low around 17. Southwest wind 3 to 6 mph.
Saturday
A chance of flurries before 10am. Mostly sunny, with a high near 38. West wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 18. West wind around 6 mph.
Sunday
Mostly sunny, with a high near 38. West wind around 5 mph becoming southwest in the afternoon.
Sunday Night
Mostly cloudy, with a low around 23. Light and variable wind.
Washington's Birthday
A chance of snow before 1pm, then a chance of rain between 1pm and 3pm. Mostly cloudy, with a high near 39. North wind around 6 mph becoming east in the afternoon. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 26. East wind around 5 mph becoming west after midnight.
Tuesday
Mostly sunny, with a high near 42. West wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 28. West wind 3 to 5 mph.
Wednesday
A chance of rain and snow. Patchy fog. Otherwise, mostly cloudy, with a high near 41. Southwest wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrimac MA
 42.84°N 71.01°W (Elev. 135 ft)
Last Update:
10:38 am EST Feb 12, 2026
Forecast Valid:
11am EST Feb 12, 2026-6pm EST Feb 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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