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Hazardous Weather Conditions

Current conditions at

Lawrence Municipal Airport (KLWM)

Lat: 42.71°NLon: 71.13°WElev: 135ft.

Light Freezing Rain Fog/Mist

31°F

-1°C

Humidity 96%
Wind Speed NW 5 mph
Barometer 30.16 in (1021.5 mb)
Dewpoint 30°F (-1°C)
Visibility 5.00 mi
Wind Chill26°F (-3°C)
Last update 4 Mar 12:54 am EST
Extended Forecast for

Merrimac MA

Winter Weather Advisory March 4, 01:55am until March 4, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 4, 01:55am until March 4, 07:00am

    NOW until 7:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 28 °F

    Freezing Rain
    Likely and
    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 8am. Otherwise, sunny, with a high near 50. West wind 3 to 7 mph.

    High: 50 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Areas of fog after 11pm. Otherwise, partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Areas Fog

  • Thursday

    Thursday: A slight chance of rain after 1pm. Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 41. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 41 °F

    Areas Fog
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, possibly mixed with snow before 11pm, then freezing rain likely between 11pm and 3am, then snow, possibly mixed with rain, freezing rain, and sleet after 3am. Low around 31. Northeast wind around 8 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than one inch possible.

    Low: 31 °F

    Wintry Mix

  • Friday

    Friday: Rain and freezing rain, possibly mixed with snow and sleet before 10am, then rain and sleet likely between 10am and 2pm, then a chance of rain after 2pm. High near 37. Northeast wind 6 to 8 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.

    High: 37 °F

    Wintry Mix
    then Chance
    Rain/Sleet

  • Friday Night

    Friday Night: Cloudy, with a low around 31. Light and variable wind.

    Low: 31 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 20 mph.

    High: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Freezing rain likely, mainly before 2am. Areas of fog. Otherwise, cloudy, with a low around 28. Light and variable wind. Chance of precipitation is 60%.
Wednesday
Areas of fog before 8am. Otherwise, sunny, with a high near 50. West wind 3 to 7 mph.
Wednesday Night
Areas of fog after 11pm. Otherwise, partly cloudy, with a low around 25. Calm wind.
Thursday
A slight chance of rain after 1pm. Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 41. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Rain likely, possibly mixed with snow before 11pm, then freezing rain likely between 11pm and 3am, then snow, possibly mixed with rain, freezing rain, and sleet after 3am. Low around 31. Northeast wind around 8 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than one inch possible.
Friday
Rain and freezing rain, possibly mixed with snow and sleet before 10am, then rain and sleet likely between 10am and 2pm, then a chance of rain after 2pm. High near 37. Northeast wind 6 to 8 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.
Friday Night
Cloudy, with a low around 31. Light and variable wind.
Saturday
Mostly cloudy, with a high near 52. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
A chance of rain between 7pm and 3am. Mostly cloudy, with a low around 38. Southwest wind 6 to 9 mph. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 52. West wind around 6 mph.
Sunday Night
Partly cloudy, with a low around 34. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 58. Southwest wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 37. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 62. Southwest wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merrimac MA
 42.84°N 71.01°W (Elev. 135 ft)
Last Update:
12:57 am EST Mar 4, 2026
Forecast Valid:
1am EST Mar 4, 2026-6pm EDT Mar 10, 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