Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

80°F

27°C

Humidity 45%
Wind Speed N 5 mph
Barometer 29.96 in (1013.8 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 11 Sep 5:53 pm EDT
Extended Forecast for

Langhorne PA

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northwest wind around 5 mph becoming calm.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Northeast wind 5 to 15 mph becoming southeast in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms between midnight and 3am, then showers likely and possibly a thunderstorm after 3am.  Cloudy, with a low around 68. Southeast wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm, mainly before 2pm.  High near 82. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. Calm wind becoming west around 5 mph after midnight.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 60. Northwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 82. Northeast wind 5 to 15 mph becoming southeast in the afternoon.
Saturday Night
A chance of showers and thunderstorms between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Cloudy, with a low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm, mainly before 2pm. High near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Partly cloudy, with a low around 66. Calm wind becoming west around 5 mph after midnight.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
A chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Langhorne PA
 40.17°N 74.91°W (Elev. 200 ft)
4:09 pm EDT Sep 11, 2026
6pm EDT Sep 11, 2026-6pm EDT Sep 18, 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