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Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Light Snow

23°F

-5°C

Humidity 72%
Wind Speed NW 16 G 25 mph
Barometer 29.78 in (1008.0 mb)
Dewpoint 15°F (-9°C)
Visibility 8.00 mi
Wind Chill10°F (-12°C)
Last update 26 Jan 11:53 am EST
Extended Forecast for

Monmouth Junction NJ

Cold Weather Advisory January 26, 07:00pm until January 28, 10:00am
Click here for hazard details and duration
Cold Weather Advisory

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 29. West wind around 10 mph, with gusts as high as 20 mph.

    High: 29 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around 4. Wind chill values as low as -6. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 20. Wind chill values as low as -8. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 20 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 2. Wind chill values as low as -6. West wind around 5 mph.

    Low: 2 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 21. West wind around 5 mph.

    High: 21 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 19.

    High: 19 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -4.

    Low: -4 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 16.

    High: 16 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 29. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 4. Wind chill values as low as -6. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 20. Wind chill values as low as -8. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 2. Wind chill values as low as -6. West wind around 5 mph.
Wednesday
Mostly sunny, with a high near 21. West wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around -1.
Thursday
Sunny, with a high near 19.
Thursday Night
Mostly clear, with a low around -4.
Friday
Sunny, with a high near 16.
Friday Night
Mostly clear, with a low around 0.
Saturday
Sunny, with a high near 24.
Saturday Night
Mostly clear, with a low around 2.
Sunday
Sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monmouth Junction NJ
 40.38°N 74.55°W (Elev. 98 ft)
Last Update:
10:10 am EST Jan 26, 2026
Forecast Valid:
12pm EST Jan 26, 2026-6pm EST Feb 1, 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