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.

A Few Clouds

52°F

11°C

Humidity 30%
Wind Speed W 20 G 32 mph
Barometer 30.20 in (1022.3 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 7 Apr 12:53 pm EDT
Extended Forecast for

4 Miles N Windsor NJ

Freeze Watch April 8, 08:00pm until April 9, 09:00am
Freeze Warning April 8, 12:00am until April 8, 09:00am
Click here for hazard details and duration
Freeze Watch
Freeze Warning

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 53. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.

    High: 53 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 26. North wind 5 to 15 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 51. Northeast wind around 5 mph becoming east in the afternoon.

    High: 51 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 11pm. Otherwise, mostly clear, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Areas Frost

  • Thursday

    Thursday: Areas of frost before 10am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 58 °F

    Areas Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 53. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.
Tonight
Mostly clear, with a low around 26. North wind 5 to 15 mph.
Wednesday
Sunny, with a high near 51. Northeast wind around 5 mph becoming east in the afternoon.
Wednesday Night
Areas of frost after 11pm. Otherwise, mostly clear, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Areas of frost before 10am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Windsor NJ
 40.28°N 74.63°W (Elev. 98 ft)
Last Update:
11:09 am EDT Apr 7, 2026
Forecast Valid:
1pm EDT Apr 7, 2026-6pm EDT Apr 13, 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