Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

67°F

19°C

Humidity 91%
Wind Speed SE 9 mph
Barometer 29.93 in (1013.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 16 Aug 9:53 pm EDT
Extended Forecast for

Fairless Hills PA

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm between midnight and 2am, then showers after 2am.  Low around 67. South wind 5 to 10 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely then
    Showers

  • Monday

    Monday: Showers before 9am, then a slight chance of showers and thunderstorms after 5pm.  High near 87. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. Calm wind becoming north around 5 mph.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 87. North wind around 5 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 8am.  Partly sunny, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm between midnight and 2am, then showers after 2am. Low around 67. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers before 9am, then a slight chance of showers and thunderstorms after 5pm. High near 87. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 69. Calm wind becoming north around 5 mph.
Tuesday
Sunny, with a high near 87. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 66. Calm wind.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 64.
Friday
Partly sunny, with a high near 83.
Friday Night
Mostly cloudy, with a low around 64.
Saturday
Partly sunny, with a high near 83.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
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:
Fairless Hills PA
 40.19°N 74.82°W (Elev. 92 ft)
4:09 pm EDT Aug 16, 2026
10pm EDT Aug 16, 2026-6pm EDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database