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Hazardous Weather Conditions

Current conditions at

Lawrence Municipal Airport (KLWM)

Lat: 42.71°NLon: 71.13°WElev: 135ft.

Fair

12°F

-11°C

Humidity 73%
Wind Speed SW 3 mph
Barometer 30.62 in (1037.3 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 3 Mar 5:54 am EST
Extended Forecast for

Merrimac MA

Winter Weather Advisory March 3, 12:00pm until March 4, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Snow, mainly after 2pm. High near 35. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.

    High: 35 °F

    Sunny then
    Snow

  • Tonight

    Tonight: Rain and snow before 1am, then a chance of rain between 1am and 4am. Patchy fog after 10pm. Low around 28. Light and variable wind becoming northeast 5 to 7 mph in the evening. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow and
    Patchy Fog
    then Rain
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 53. Light and variable wind becoming west 5 to 7 mph in the morning.

    High: 53 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of freezing rain before 9am, then a chance of rain. Partly sunny, with a high near 44. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 44 °F

    Slight Chance
    Rain/Freezing
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain and snow likely before 4am, then rain, possibly mixed with snow and freezing rain between 4am and 5am, then freezing rain likely, possibly mixed with snow after 5am. Low around 31. Northeast wind 5 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Chance
    Rain/Snow
    then Wintry
    Mix

  • Friday

    Friday: Snow and freezing rain likely before 9am, then snow likely, possibly mixed with rain between 9am and 10am, then rain likely after 10am. Cloudy, with a high near 38. Northeast wind 6 to 9 mph. Chance of precipitation is 70%.

    High: 38 °F

    Wintry Mix
    Likely then
    Chance Rain

  • Friday Night

    Friday Night: Cloudy, with a low around 30. Northeast wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. South wind 3 to 8 mph.

    High: 52 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow, mainly after 2pm. High near 35. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.
Tonight
Rain and snow before 1am, then a chance of rain between 1am and 4am. Patchy fog after 10pm. Low around 28. Light and variable wind becoming northeast 5 to 7 mph in the evening. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 53. Light and variable wind becoming west 5 to 7 mph in the morning.
Wednesday Night
Mostly clear, with a low around 26. Calm wind.
Thursday
A slight chance of freezing rain before 9am, then a chance of rain. Partly sunny, with a high near 44. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely before 4am, then rain, possibly mixed with snow and freezing rain between 4am and 5am, then freezing rain likely, possibly mixed with snow after 5am. Low around 31. Northeast wind 5 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday
Snow and freezing rain likely before 9am, then snow likely, possibly mixed with rain between 9am and 10am, then rain likely after 10am. Cloudy, with a high near 38. Northeast wind 6 to 9 mph. Chance of precipitation is 70%.
Friday Night
Cloudy, with a low around 30. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 52. South wind 3 to 8 mph.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 40. Southwest wind around 8 mph. Chance of precipitation is 50%.
Sunday
A chance of rain. Partly sunny, with a high near 55. West wind around 7 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 37. Southwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 59. Southwest wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merrimac MA
 42.84°N 70.99°W (Elev. 98 ft)
Last Update:
2:06 am EST Mar 3, 2026
Forecast Valid:
6am EST Mar 3, 2026-6pm EDT Mar 9, 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