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Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

28°F

-2°C

Humidity 56%
Wind Speed N 8 mph
Barometer 30.55 in (1034.0 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 8 Apr 5:53 am EDT
Extended Forecast for

2 Miles SSE Princeton Junction NJ

Freeze Watch April 8, 10:00pm until April 9, 09:00am
Freeze Warning April 8, 06:52am until April 8, 09:00am
Click here for hazard details and duration
Freeze Watch
...
  •  
    Freeze Warning April 8, 06:52am until April 8, 09:00am

    NOW until 9:00am Wed

    Freeze Warning

  • Today

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Widespread frost after 11pm. Otherwise, clear, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Frost

  • Thursday

    Thursday: Widespread frost before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 59 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Areas of frost after midnight. Otherwise, mostly clear, with a low around 34. Southeast wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 9am. Otherwise, sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 70 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

Detailed Forecast

Today
Sunny, with a high near 51. North wind 5 to 10 mph becoming east in the afternoon.
Tonight
Widespread frost after 11pm. Otherwise, clear, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Areas of frost after midnight. Otherwise, mostly clear, with a low around 34. Southeast wind around 5 mph becoming calm in the evening.
Friday
Areas of frost before 9am. Otherwise, sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Sunny, with a high near 65.
Saturday Night
Clear, with a low around 39.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Princeton Junction NJ
 40.29°N 74.6°W (Elev. 98 ft)
Last Update:
4:10 am EDT Apr 8, 2026
Forecast Valid:
6am EDT Apr 8, 2026-6pm EDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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