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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

73°F

23°C

Humidity 44%
Wind Speed Calm
Barometer 30.33 in (1026.4 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 15 Sep 4:53 pm EDT
Extended Forecast for

Levittown PA

  • Tonight

    Tonight: Mostly clear, with a low around 56. Southeast wind around 5 mph becoming calm after midnight.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. Southwest wind around 5 mph.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86. Southwest wind around 5 mph.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 69. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 56. Southeast wind around 5 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 66. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 86. Southwest wind around 5 mph.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 69. South wind around 5 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Levittown PA
 40.15°N 74.86°W (Elev. 79 ft)
Last Update:
4:09 pm EDT Sep 15, 2026
Forecast Valid:
5pm EDT Sep 15, 2026-6pm EDT Sep 22, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation