Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

Trenton, Mercer County Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Heavy Rain Fog/Mist

60°F

16°C

Humidity 96%
Wind Speed N 6 mph
Barometer 30.07 in (1017.7 mb)
Dewpoint 59°F (15°C)
Visibility 1.25 mi
Last update 14 Jun 12:53 pm EDT
Extended Forecast for

Plainsboro NJ

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm before 5pm, then showers likely.  High near 65. Northeast wind 5 to 10 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Tonight

    Tonight: Showers likely before 11pm, then a chance of showers and thunderstorms between 11pm and 1am, then showers likely and possibly a thunderstorm after 1am.  Patchy fog after 9pm.  Otherwise, cloudy, with a low around 57. Northeast wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers.  Cloudy, with a high near 67. Northeast wind around 5 mph.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 2am.  Cloudy, with a low around 58. East wind around 5 mph becoming calm.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly before 8am.  Cloudy, with a high near 69. East wind around 5 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Cloudy, with a low around 60.

    Low: 60 °F

    Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 76.

    High: 76 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am, then a chance of showers after 2pm.  Mostly cloudy, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm before 5pm, then showers likely. High near 65. Northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely before 11pm, then a chance of showers and thunderstorms between 11pm and 1am, then showers likely and possibly a thunderstorm after 1am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 57. Northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers. Cloudy, with a high near 67. Northeast wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers, mainly after 2am. Cloudy, with a low around 58. East wind around 5 mph becoming calm. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers, mainly before 8am. Cloudy, with a high near 69. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Cloudy, with a low around 60.
Tuesday
Cloudy, with a high near 76.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Wednesday
A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Juneteenth
A chance of showers. Mostly sunny, with a high near 91. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Plainsboro NJ
 40.34°N 74.59°W (Elev. 89 ft)
9:43 am EDT Jun 14, 2025
1pm EDT Jun 14, 2025-6pm EDT Jun 20, 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