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Hazardous Weather Conditions

Current conditions at

Lawrence Municipal Airport (KLWM)

Lat: 42.71°NLon: 71.13°WElev: 135ft.

Fair

80°F

27°C

Humidity 56%
Wind Speed S 9 mph
Barometer 30.17 in (1021.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 13 Jul 10:54 am EDT
Extended Forecast for

Merrimac MASimilar City Names

Heat Advisory July 14, 11:00am until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny, with a high near 88. Southwest wind 6 to 8 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 68. Southwest wind around 7 mph.

    Low: 68 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then becoming sunny during the afternoon and hot, with a high near 95. Heat index values as high as 102. Southwest wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. West wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 92. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 92 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. Northwest wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. West wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. Northwest wind 3 to 5 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. Northwest wind 5 to 7 mph.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 88. Southwest wind 6 to 8 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 68. Southwest wind around 7 mph.
Tuesday
Mostly cloudy, then becoming sunny during the afternoon and hot, with a high near 95. Heat index values as high as 102. Southwest wind 6 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 76. West wind 7 to 9 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny and hot, with a high near 92. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 67. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 89. West wind 5 to 10 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 64. Northwest wind 3 to 5 mph.
Friday
Sunny, with a high near 85. Northwest wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 62. Light northwest wind.
Saturday
Mostly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 64. Light southwest wind. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 84. South wind around 6 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merrimac MASimilar City Names
 42.84°N 70.99°W (Elev. 98 ft)
Last Update:
2:35 am EDT Jul 13, 2026
Forecast Valid:
11am EDT Jul 13, 2026-6pm EDT Jul 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation