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Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fog/Mist

49°F

9°C

Humidity 97%
Wind Speed E 7 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 48°F (9°C)
Visibility 3.00 mi
Wind Chill46°F (8°C)
Last update 18 Apr 11:53 pm EDT
Extended Forecast for

3 Miles SE Sergeantsville NJ

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Overnight

    Overnight: A chance of showers, mainly after 5am. Patchy fog. Otherwise, cloudy, with a low around 48. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 54. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. West wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers before 2pm. Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Patchy frost after midnight. Otherwise, mostly clear, with a low around 28. North wind around 5 mph.

    Low: 28 °F

    Mostly Clear
    then Patchy
    Frost

  • Tuesday

    Tuesday: Areas of frost before 10am. Otherwise, sunny, with a high near 54.

    High: 54 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers, mainly after 5am. Patchy fog. Otherwise, cloudy, with a low around 48. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly before 2pm. High near 54. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Mostly clear, with a low around 37. West wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers before 2pm. Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Monday Night
Patchy frost after midnight. Otherwise, mostly clear, with a low around 28. North wind around 5 mph.
Tuesday
Areas of frost before 10am. Otherwise, sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 49.
Saturday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Sergeantsville NJ
 40.42°N 74.92°W (Elev. 200 ft)
Last Update:
4:11 pm EDT Apr 18, 2026
Forecast Valid:
12am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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