Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

84°F

29°C

Humidity 44%
Wind Speed Vrbl 6 mph
Barometer 30.02 in (1015.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 14 Aug 4:53 pm EDT
Extended Forecast for

Princeton NJ

  • Tonight

    Tonight: Mostly clear, with a low around 65. Northwest wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Northeast wind around 5 mph becoming calm.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm.  Increasing clouds, with a high near 84. Calm wind becoming south around 5 mph in the morning.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 84 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 68. South wind 5 to 10 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers

  • Monday

    Monday: A chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 87. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 65. Northwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 87. Northeast wind around 5 mph becoming calm.
Saturday Night
Partly cloudy, with a low around 65. Calm wind.
Sunday
Showers likely, mainly after 2pm. Increasing clouds, with a high near 84. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 68. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 89.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton NJ
 40.35°N 74.67°W (Elev. 190 ft)
4:09 pm EDT Aug 14, 2026
5pm EDT Aug 14, 2026-6pm EDT Aug 21, 2026
 
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Additional Resources

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