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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

49°F

9°C

Humidity 64%
Wind Speed NW 7 mph
Barometer 29.89 in (1011.7 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 22 Nov 3:53 pm EST
Extended Forecast for

Trenton NJ

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 28. North wind around 5 mph becoming calm.

    Low: 28 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 51. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 51 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. West wind 5 to 10 mph.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 53. Northwest wind 5 to 10 mph.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Cloudy, with a high near 56. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Cloudy then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 1am. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 63. Chance of precipitation is 40%.

    High: 63 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 28. North wind around 5 mph becoming calm.
Sunday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 51. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 35. West wind 5 to 10 mph.
Monday
Sunny, with a high near 53. Northwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 32. Calm wind.
Tuesday
A chance of rain after 1pm. Cloudy, with a high near 56. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain, mainly before 1am. Low around 50. Chance of precipitation is 90%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 63. Chance of precipitation is 40%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Thanksgiving Day
Mostly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Trenton NJ
 40.23°N 74.78°W (Elev. 33 ft)
Last Update:
4:10 pm EST Nov 22, 2025
Forecast Valid:
4pm EST Nov 22, 2025-6pm EST Nov 29, 2025
 
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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