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

60°F

16°C

Humidity 75%
Wind Speed SE 8 mph
Barometer 29.48 in (997.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 12 Nov 11:53 am EST
Extended Forecast for

Pennington NJ

Tornado Watch until November 12, 07:00pm
Click here for hazard details and duration
Tornado Watch
  •  
    Tornado Watch until November 12, 07:00pm

    NOW until 7:00pm Thu

    Tornado Watch

  • This Afternoon

    High: 61 °F

    Showers

  • Tonight

    Tonight: Showers, mainly before 7pm. Low around 36. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Showers

  • Friday

    Friday: Rain, mainly before 4pm. High near 45. North wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 30. Northwest wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Chance Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 47. Northwest wind around 10 mph.

    High: 47 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 61. Southeast wind around 5 mph becoming north. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers, mainly before 7pm. Low around 36. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain, mainly before 4pm. High near 45. North wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain. Mostly cloudy, with a low around 30. Northwest wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly cloudy, with a high near 47. Northwest wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pennington NJ
 40.32°N 74.79°W (Elev. 203 ft)
Last Update:
4:07 am EST Nov 12, 2026
Forecast Valid:
12pm EST Nov 12, 2026-6pm EST Nov 18, 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