Current conditions at

Lawrence Municipal Airport (KLWM)

Lat: 42.71°NLon: 71.13°WElev: 135ft.

Fair

61°F

16°C

Humidity 93%
Wind Speed Calm
Barometer 30.04 in (1017.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 30 Jun 5:54 am EDT
Extended Forecast for

Merrimac MA

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Southeast wind 3 to 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm.  Patchy fog before 10am.  Otherwise, partly sunny, with a high near 86. South wind 6 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Showers
    Likely and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 2am, then a slight chance of showers after 2am.  Mostly cloudy, with a low around 69. Southwest wind 6 to 8 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. West wind around 7 mph.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. West wind 3 to 5 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Southwest wind 3 to 6 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. West wind 3 to 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Independence Day

    Independence Day: Sunny, with a high near 78. Northwest wind around 6 mph.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 66. Southeast wind 3 to 5 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 86. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 69. Southwest wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 89. West wind around 7 mph.
Wednesday Night
Mostly clear, with a low around 65. West wind 3 to 5 mph.
Thursday
Sunny, with a high near 87. Southwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 62. West wind 3 to 5 mph.
Independence Day
Sunny, with a high near 78. Northwest wind around 6 mph.
Friday Night
Mostly clear, with a low around 60. Light west wind.
Saturday
Mostly sunny, with a high near 83. West wind 3 to 5 mph.
Saturday Night
Partly cloudy, with a low around 65. Southwest wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 89. Southwest wind 5 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Merrimac MA
 42.84°N 70.99°W (Elev. 98 ft)
5:12 am EDT Jun 30, 2025
6am EDT Jun 30, 2025-6pm EDT Jul 6, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database