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.

Overcast

60°F

16°C

Humidity 93%
Wind Speed E 6 mph
Barometer 30.16 in (1020.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 15 Jun 2:53 pm EDT
Extended Forecast for

Plainsboro NJ

  • This Afternoon

    This Afternoon: A chance of showers, mainly after 5pm.  Mostly cloudy, with a high near 66. East wind around 5 mph.  Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, mainly before midnight.  Mostly cloudy, with a low around 57. East wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly before 2pm.  Cloudy, with a high near 69. East wind around 5 mph.  Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. East wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm.  Mostly cloudy, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 75 °F

    Cloudy then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 8pm.  Mostly cloudy, with a low around 63. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers.  Mostly cloudy, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A chance of showers after 2pm.  Mostly sunny, with a high near 91. Chance of precipitation is 50%.

    High: 91 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A chance of showers, mainly after 5pm. Mostly cloudy, with a high near 66. East wind around 5 mph. Chance of precipitation is 30%.
Tonight
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 57. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
A chance of showers, mainly before 2pm. Cloudy, with a high near 69. East wind around 5 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 59. East wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers. Mostly cloudy, with a high near 85. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 69.
Juneteenth
A chance of showers after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 50%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Plainsboro NJ
 40.33°N 74.56°W (Elev. 98 ft)
4:11 am EDT Jun 15, 2025
3pm EDT Jun 15, 2025-6pm EDT Jun 22, 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