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

Dangerous Cold Will Continue Through Monday Morning

Very cold air and breezy conditions will lead to dangerously cold wind chills through Monday morning. Please see the current briefing for full details. Read More >

Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

8°F

-13°C

Humidity 63%
Wind Speed NW 9 mph
Barometer 30.30 in (1025.9 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 9 Feb 6:53 am EST
Extended Forecast for

Princeton North NJ

Cold Weather Advisory February 9, 07:55am until February 9, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 9, 07:55am until February 9, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • Today

    High: 28 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. West wind around 5 mph becoming calm.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 36. Calm wind becoming south around 5 mph.

    High: 36 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 10pm, then a slight chance of freezing rain between 10pm and 1am. Mostly cloudy, with a low around 26. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain/Freezing
    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 39. West wind 5 to 15 mph.

    High: 39 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 28. Wind chill values as low as -1. Northwest wind around 5 mph.
Tonight
Mostly cloudy, with a low around 12. West wind around 5 mph becoming calm.
Tuesday
Mostly cloudy, with a high near 36. Calm wind becoming south around 5 mph.
Tuesday Night
A slight chance of rain before 10pm, then a slight chance of freezing rain between 10pm and 1am. Mostly cloudy, with a low around 26. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 39. West wind 5 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 35.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Sunny, with a high near 34.
Friday Night
Mostly clear, with a low around 16.
Saturday
Sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton North NJ
 40.37°N 74.64°W (Elev. 98 ft)
Last Update:
5:49 am EST Feb 9, 2026
Forecast Valid:
7am EST Feb 9, 2026-6pm EST Feb 15, 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