Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

48°F

9°C

Humidity 100%
Wind Speed S 5 mph
Barometer 30.27 in (1024.7 mb)
Dewpoint 48°F (9°C)
Visibility 8.00 mi
Wind Chill46°F (8°C)
Last update 3 Apr 11:53 am EDT
Extended Forecast for

2 Miles NNW Tullytown PA

  • Today

    Today: Patchy fog before noon.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 74. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 74 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 58. Southwest wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers after 5pm.  Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 56. East wind 5 to 10 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers.  High near 73. South wind 10 to 15 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 74. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 58. Southwest wind 5 to 10 mph.
Saturday
A chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers after 5pm. Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 56. East wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers. High near 73. South wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 30.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Tullytown PA
 40.16°N 74.82°W (Elev. 72 ft)
10:15 am EDT Apr 3, 2026
11am EDT Apr 3, 2026-6pm EDT Apr 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database