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Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

2 Miles NW Hopewell NJ

Dense Fog Advisory until March 10, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until March 10, 10:00am

    NOW until 10:00am Tue

    Dense Fog Advisory

  • Overnight

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Southwest wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. South wind around 5 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 75. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 56. South wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of rain showers before 5pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 58. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of snow showers before 8pm. Partly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Snow
    Showers then
    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 43. Southwest wind around 5 mph.
Tuesday
Sunny, with a high near 76. Southwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 49. South wind around 5 mph.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 75. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 56. South wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of rain showers before 5pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 58. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of snow showers before 8pm. Partly cloudy, with a low around 29. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 47.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Cloudy, with a high near 57.
Sunday Night
Rain. Low around 44. Chance of precipitation is 90%.
Monday
Rain. High near 56. Chance of precipitation is 80%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Hopewell NJ
 40.4°N 74.78°W (Elev. 341 ft)
Last Update:
3:06 am EDT Mar 10, 2026
Forecast Valid:
3am EDT Mar 10, 2026-6pm EDT Mar 16, 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