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

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fog/Mist

36°F

2°C

Humidity 97%
Wind Speed E 5 mph
Barometer 30.29 in (1025.4 mb)
Dewpoint 35°F (2°C)
Visibility 4.00 mi
Wind Chill32°F (0°C)
Last update 7 Mar 4:53 am EST
Extended Forecast for

Heathcote NJ

  • Overnight

    Overnight: A slight chance of rain. Patchy fog. Otherwise, cloudy, with a low around 36. Calm wind. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before noon. Otherwise, cloudy, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 49 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am. Mostly cloudy, with a temperature rising to around 55 by 3am. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F⇑

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 1pm. Mostly cloudy, with a high near 68. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. West wind around 5 mph.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of rain. Patchy fog. Otherwise, cloudy, with a low around 36. Calm wind. Chance of precipitation is 20%.
Saturday
Patchy fog before noon. Otherwise, cloudy, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Showers likely, mainly after 1am. Mostly cloudy, with a temperature rising to around 55 by 3am. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers before 1pm. Mostly cloudy, with a high near 68. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Partly cloudy, with a low around 40. West wind around 5 mph.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
A chance of showers. Cloudy, with a high near 74. Chance of precipitation is 40%.
Wednesday Night
Showers likely. Cloudy, with a low around 51. Chance of precipitation is 60%.
Thursday
A chance of showers. Cloudy, with a high near 61. Breezy. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Heathcote NJ
 40.4°N 74.57°W (Elev. 213 ft)
Last Update:
4:09 am EST Mar 7, 2026
Forecast Valid:
5am EST Mar 7, 2026-6pm EDT Mar 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