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

67°F

19°C

Humidity 84%
Wind Speed N 7 mph
Barometer 30.11 in (1018.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 15 Aug 3:53 am EDT
Extended Forecast for

Princeton NJSimilar City Names

  • Today

    Today: Patchy fog before 7am.  Otherwise, sunny, with a high near 86. North wind around 5 mph.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall.  Patchy fog before 7am.  Otherwise, increasing clouds, with a high near 83. Light southeast wind becoming south 5 to 10 mph in the morning.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Patchy Fog
    then Heavy
    Rain

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Low around 67. Southeast wind 5 to 10 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 67 °F

    Showers

  • Monday

    Monday: A chance of showers before 8am, then a slight chance of showers after 2pm.  Mostly sunny, with a high near 86. Northwest wind around 5 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 86 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Tuesday Night

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

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 7am. Otherwise, sunny, with a high near 86. North wind around 5 mph.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 66. Calm wind.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Patchy fog before 7am. Otherwise, increasing clouds, with a high near 83. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 67. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A chance of showers before 8am, then a slight chance of showers after 2pm. Mostly sunny, with a high near 86. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 88.
Wednesday Night
A chance of showers after 2am. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton NJSimilar City Names
 40.35°N 74.67°W (Elev. 190 ft)
4:08 am EDT Aug 15, 2026
4am EDT Aug 15, 2026-6pm EDT Aug 21, 2026
 
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Additional Resources

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