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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

74°F

23°C

Humidity 85%
Wind Speed NW 6 mph
Barometer 29.92 in (1012.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 2 Oct 6:53 pm EDT
Extended Forecast for

Yardley PA

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers between 1am and 2am. Cloudy, with a low around 58. West wind 5 to 10 mph becoming north in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 73. North wind 5 to 10 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. Northeast wind around 5 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers. Increasing clouds, with a high near 67. East wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers before 2am. Cloudy, with a low around 57. East wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers between 1am and 2am. Cloudy, with a low around 58. West wind 5 to 10 mph becoming north in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 73. North wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 55. Northeast wind around 5 mph.
Sunday
A chance of showers. Increasing clouds, with a high near 67. East wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A slight chance of showers before 2am. Cloudy, with a low around 57. East wind around 5 mph becoming calm. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Clear, with a low around 42.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yardley PA
 40.23°N 74.84°W (Elev. 102 ft)
Last Update:
4:10 pm EDT Oct 2, 2026
Forecast Valid:
7pm EDT Oct 2, 2026-6pm EDT Oct 9, 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