National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather Concerns West; Thunderstorms in the Upper Midwest

Dry and breezy conditions will enhance fire weather concerns across portions of the northern and central High Plains through Saturday, where fuels remain largely receptive. Severe thunderstorms are possible across portions of central Nebraska to the Upper Midwest this Friday afternoon into tonight. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

81°F

27°C

Humidity 57%
Wind Speed W 3 mph
Barometer 29.86 in (1010.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 10 Sep 7:53 pm EDT
Extended Forecast for

Trenton NJSimilar City Names

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. West wind around 5 mph becoming north after midnight.

    Low: 67 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 83. North wind around 5 mph.

    High: 83 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers after 2pm. Increasing clouds, with a high near 83. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 68. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly between 8am and 2pm. High near 84. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 67. West wind around 5 mph becoming north after midnight.
Friday
Partly sunny, with a high near 83. North wind around 5 mph.
Friday Night
Mostly clear, with a low around 59. Calm wind.
Saturday
A slight chance of showers after 2pm. Increasing clouds, with a high near 83. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 68. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly between 8am and 2pm. High near 84. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Trenton NJSimilar City Names
 40.22°N 74.75°W (Elev. 23 ft)
Last Update:
4:09 pm EDT Sep 10, 2026
Forecast Valid:
8pm EDT Sep 10, 2026-6pm EDT Sep 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation