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

Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

31°F

-1°C

Humidity 36%
Wind Speed Vrbl 3 mph
Barometer 30.61 in (1036.1 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 2 Mar 1:53 pm EST
Extended Forecast for

Lawrenceville NJ

Winter Weather Advisory March 3, 05:00am until March 3, 11:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 36. Southeast wind around 5 mph.

    High: 36 °F

    Mostly Cloudy

  • Tonight

    Tonight: Increasing clouds, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Snow and freezing rain likely before 9am, then rain and snow likely between 9am and 10am, then rain after 10am. High near 41. East wind around 5 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. Little or no snow accumulation expected.

    High: 41 °F

    Wintry Mix
    then Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 38. East wind around 5 mph becoming west after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 7am. Mostly cloudy, with a high near 55. West wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Rain Likely
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Cloudy, with a low around 39. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance Rain
    then Rain
    Likely

  • Thursday

    Thursday: A chance of rain before 1pm. Cloudy, with a high near 56. Chance of precipitation is 30%.

    High: 56 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely

  • Friday

    Friday: A chance of rain before 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.

    High: 59 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 36. Southeast wind around 5 mph.
Tonight
Increasing clouds, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Snow and freezing rain likely before 9am, then rain and snow likely between 9am and 10am, then rain after 10am. High near 41. East wind around 5 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Tuesday Night
Rain. Low around 38. East wind around 5 mph becoming west after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain likely, mainly before 7am. Mostly cloudy, with a high near 55. West wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly after 1am. Cloudy, with a low around 39. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain before 1pm. Cloudy, with a high near 56. Chance of precipitation is 30%.
Thursday Night
Rain likely. Cloudy, with a low around 43. Chance of precipitation is 70%.
Friday
A chance of rain before 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Sunday
A chance of rain. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lawrenceville NJ
 40.28°N 74.71°W (Elev. 82 ft)
Last Update:
1:24 pm EST Mar 2, 2026
Forecast Valid:
2pm EST Mar 2, 2026-6pm EDT Mar 8, 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