Current conditions at

Trenton, Mercer County Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

85°F

29°C

Humidity 70%
Wind Speed SW 8 mph
Barometer 29.99 in (1014.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 14 Jul 12:53 pm EDT
Extended Forecast for

Princeton NJSimilar City Names

Excessive Heat Watch July 16, 06:00am until July 17, 08:00pm
Heat Advisory until July 16, 06:00am
Click here for hazard details and duration
Excessive Heat Watch
Heat Advisory
  •  
    Heat Advisory until July 16, 06:00am

    NOW until 6:00am Tue

    Heat Advisory

  • This Afternoon

    High: 93 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 7pm. Some of the storms could be severe and produce heavy rainfall.  Mostly clear, with a low around 73. Southwest wind around 5 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could produce heavy rainfall.  Mostly sunny and hot, with a high near 97. Heat index values as high as 106. West wind around 5 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 97 °F

    Mostly Sunny
    then Heavy
    Rain

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly before 7pm. Some of the storms could produce heavy rainfall.  Partly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Heavy Rain

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 99. Southwest wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 77. Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 96. Chance of precipitation is 50%.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly between 8pm and 2am.  Mostly cloudy, with a low around 71. Chance of precipitation is 70%.

    Low: 71 °F

    T-storms
    Likely

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly after 2pm. Some of the storms could be severe and produce heavy rainfall. Mostly sunny, with a high near 93. Heat index values as high as 102. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Scattered showers and thunderstorms, mainly before 7pm. Some of the storms could be severe and produce heavy rainfall. Mostly clear, with a low around 73. Southwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could produce heavy rainfall. Mostly sunny and hot, with a high near 97. Heat index values as high as 106. West wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, mainly before 7pm. Some of the storms could produce heavy rainfall. Partly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 99. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 50%.
Wednesday Night
Showers and thunderstorms likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 70%.
Thursday
A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Partly sunny, with a high near 88.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Princeton NJSimilar City Names
 40.35°N 74.67°W (Elev. 190 ft)
1:12 pm EDT Jul 14, 2024
1pm EDT Jul 14, 2024-6pm EDT Jul 20, 2024
 
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