Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Mostly Cloudy

87°F

31°C

Humidity 55%
Wind Speed NW 8 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 9 Aug 1:53 pm EDT
Extended Forecast for

Dayton NJ

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms.  Sunny, with a high near 92. West wind around 10 mph.  Chance of precipitation is 20%.

    High: 92 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 69. West wind around 5 mph becoming calm  in the evening.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 3pm.  Increasing clouds, with a high near 92. Light southwest wind becoming west 5 to 10 mph in the afternoon.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 71. West wind around 5 mph.  Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. 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: 88 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly before 2am.  Mostly cloudy, with a low around 68. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm.  Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Sunny, with a high near 92. West wind around 10 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 69. West wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms, mainly after 3pm. Increasing clouds, with a high near 92. Light southwest wind becoming west 5 to 10 mph in the afternoon. 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 before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 71. West wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. 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.
Tuesday Night
A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Dayton NJ
 40.37°N 74.52°W (Elev. 98 ft)
4:08 am EDT Aug 9, 2026
2pm EDT Aug 9, 2026-6pm EDT Aug 15, 2026
 
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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