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Hazardous Weather Conditions
Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Overcast
21°F
-6°C
| Humidity | 41% |
| Wind Speed | W 10 mph |
| Barometer | 29.97 in (1014.7 mb) |
| Dewpoint | 1°F (-17°C) |
| Visibility | 10.00 mi |
| Wind Chill | 10°F (-12°C) |
| Last update | 27 Jan 3:53 pm EST |
Extended Forecast for
Princeton Junction NJ
Cold Weather Advisory January 27, 04:37pm until January 28, 10:00am
NOW until 10:00am Wed

Cold Weather Advisory
This Afternoon

High: 22 °F
Chance
FlurriesTonight

Low: 1 °F
Decreasing
CloudsWednesday

High: 20 °F
Increasing
CloudsWednesday Night

Low: 1 °F
Partly Cloudy
Thursday

High: 19 °F
Sunny
Thursday Night

Low: -1 °F
Mostly Clear
Friday

High: 17 °F
Sunny
Friday Night

Low: -3 °F
Partly Cloudy
Detailed Forecast
This Afternoon
A chance of flurries. Mostly cloudy, with a high near 22. Southwest wind around 10 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 1. Wind chill values as low as -8. West wind around 5 mph.
Wednesday
Increasing clouds, with a high near 20. Wind chill values as low as -11. West wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 1. Wind chill values as low as -9. West wind around 5 mph.
Thursday
Sunny, with a high near 19. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around -1.
Friday
Sunny, with a high near 17.
Friday Night
Partly cloudy, with a low around -3.
Saturday
Partly sunny, with a high near 19.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy, with a high near 26. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Mostly sunny, with a high near 31.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Princeton Junction NJ
40.3°N 74.62°W (Elev. 98 ft)
40.3°N 74.62°W (Elev. 98 ft)
4:10 pm EST Jan 27, 2026
4pm EST Jan 27, 2026-6pm EST Feb 3, 2026



