Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy Rainfall Possible Over Portions of the Gulf Coast and Southeast

Unsettled weather will continue across the Southeast and Gulf Coast with periodic showers and thunderstorms through at least Wednesday. Rainfall amounts may exceed three inches in some locales. Elsewhere, a few severe thunderstorms are possible for the Ohio Valley and central Plains through Tuesday. Read More >

Current conditions at

Trenton, Mercer County Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

73°F

23°C

Humidity 46%
Wind Speed Vrbl 5 mph
Barometer 30.19 in (1021.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 21 May 12:53 pm EDT
Extended Forecast for

Princeton NJ

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 80. Light north wind.

    Sunny

    High: 80 °F

  • Tonight

    Tonight: Increasing clouds, with a low around 57. South wind around 6 mph becoming calm  after midnight.

    Increasing
    Clouds

    Low: 57 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms.  Cloudy, with a high near 72. Southeast wind 3 to 6 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 72 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 60. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms then
    Chance
    Showers

    Low: 60 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 80. Northwest wind 3 to 5 mph.

    Partly Sunny

    High: 80 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Partly Cloudy

    Low: 59 °F

  • Thursday

    Thursday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 57.

    Mostly Clear

    Low: 57 °F

  • Friday

    Friday: Sunny, with a high near 81.

    Sunny

    High: 81 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Light north wind.
Tonight
Increasing clouds, with a low around 57. South wind around 6 mph becoming calm after midnight.
Tuesday
A chance of showers and thunderstorms. Cloudy, with a high near 72. Southeast wind 3 to 6 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, with a high near 80. Northwest wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
Princeton NJ
 40.35°N 74.67°W (Elev. 190 ft)
12:37 pm EDT May 21, 2018
1pm EDT May 21, 2018-6pm EDT May 27, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database