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Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fog/Mist

49°F

9°C

Humidity 97%
Wind Speed N 6 mph
Barometer 29.88 in (1011.2 mb)
Dewpoint 48°F (9°C)
Visibility 2.00 mi
Wind Chill46°F (8°C)
Last update 19 Apr 1:53 am EDT
Extended Forecast for

3 Miles N Lawrenceville NJ

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Overnight

    Overnight: A slight chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Cloudy, with a low around 49. East wind around 5 mph becoming calm. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms before 2pm, then a chance of showers. High near 54. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Northwest wind around 5 mph becoming calm after midnight.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers before 2pm. Partly sunny, with a high near 51. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.

    Low: 40 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am. Partly sunny, with a high near 65. Chance of precipitation is 30%.

    High: 65 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Cloudy, with a low around 49. East wind around 5 mph becoming calm. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms before 2pm, then a chance of showers. High near 54. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 37. Northwest wind around 5 mph becoming calm after midnight.
Monday
A slight chance of showers before 2pm. Partly sunny, with a high near 51. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light north after midnight.
Tuesday
Sunny, with a high near 55.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Wednesday
A chance of showers before 8am. Partly sunny, with a high near 65. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Lawrenceville NJ
 40.33°N 74.73°W (Elev. 207 ft)
Last Update:
2:51 am EDT Apr 19, 2026
Forecast Valid:
2am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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