National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lawrence Municipal Airport (KLWM)

Lat: 42.71°NLon: 71.13°WElev: 135ft.

Light Snow Fog/Mist

27°F

-3°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.03 in (1017.1 mb)
Dewpoint 27°F (-3°C)
Visibility 2.00 mi
Last update 21 Feb 12:54 pm EST
Extended Forecast for

Merrimac MA

Winter Storm Warning February 22, 04:00pm until February 24, 07:00am
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 32. Light northeast wind.

    High: 32 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 18. Light north wind.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 34. Northeast wind 5 to 7 mph.

    High: 34 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Snow, mainly after 11pm. Patchy fog after midnight. Low around 23. Northeast wind 7 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Snow Likely
    then Snow and
    Patchy Fog

  • Monday

    Monday: Snow. The snow could be heavy at times. Areas of fog before 8am. High near 30. Blustery, with a north wind 18 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 30 °F

    Heavy Snow
    and Areas Fog

  • Monday Night

    Monday Night: Snow likely, mainly before 1am. The snow could be heavy at times. Mostly cloudy, with a low around 19. Northwest wind 9 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F

    Heavy Snow
    then Chance
    Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. West wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 9. West wind around 6 mph.

    Low: 9 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after noon. Mostly cloudy, with a high near 33. South wind 3 to 6 mph. Chance of precipitation is 60%.

    High: 33 °F

    Snow Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 32. Light northeast wind.
Tonight
Partly cloudy, with a low around 18. Light north wind.
Sunday
Mostly cloudy, with a high near 34. Northeast wind 5 to 7 mph.
Sunday Night
Snow, mainly after 11pm. Patchy fog after midnight. Low around 23. Northeast wind 7 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow. The snow could be heavy at times. Areas of fog before 8am. High near 30. Blustery, with a north wind 18 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Monday Night
Snow likely, mainly before 1am. The snow could be heavy at times. Mostly cloudy, with a low around 19. Northwest wind 9 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Mostly sunny, with a high near 31. West wind 8 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 9. West wind around 6 mph.
Wednesday
Snow likely, mainly after noon. Mostly cloudy, with a high near 33. South wind 3 to 6 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 24. West wind 3 to 5 mph. Chance of precipitation is 50%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 42. Southwest wind around 7 mph. Chance of precipitation is 40%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 26. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Partly sunny, with a high near 39. Northwest wind 6 to 8 mph. 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:
12:11 pm EST Feb 21, 2026
Forecast Valid:
1pm EST Feb 21, 2026-6pm EST Feb 27, 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