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

8°F

-13°C

Humidity 63%
Wind Speed W 6 mph
Barometer 29.94 in (1014.1 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 27 Jan 5:54 am EST
Extended Forecast for

Merrimac MA

  • Today

    Today: Increasing clouds, with a high near 21. Wind chill values as low as -8. West wind 6 to 9 mph.

    High: 21 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Wind chill values as low as -9. West wind 3 to 6 mph.

    Low: 2 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 22. Wind chill values as low as -9. West wind 5 to 7 mph.

    High: 22 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 5. Wind chill values as low as -3. Light west wind.

    Low: 5 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23. Northwest wind 5 to 8 mph.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 1. West wind 6 to 8 mph.

    Low: 1 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 19. West wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 19 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -1. West wind around 6 mph.

    Low: -1 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 24. Northwest wind around 5 mph.

    High: 24 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 21. Wind chill values as low as -8. West wind 6 to 9 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Wind chill values as low as -9. West wind 3 to 6 mph.
Wednesday
Increasing clouds, with a high near 22. Wind chill values as low as -9. West wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 5. Wind chill values as low as -3. Light west wind.
Thursday
Mostly sunny, with a high near 23. Northwest wind 5 to 8 mph.
Thursday Night
Mostly clear, with a low around 1. West wind 6 to 8 mph.
Friday
Sunny, with a high near 19. West wind 8 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around -1. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 24. Northwest wind around 5 mph.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 8. North wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 27. North wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 15. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 31. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
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:
1:41 am EST Jan 27, 2026
Forecast Valid:
6am EST Jan 27, 2026-6pm EST Feb 2, 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