National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

37°F

3°C

Humidity 39%
Wind Speed NE 9 mph
Barometer 30.62 in (1036.4 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 8 Apr 9:53 am EDT
Extended Forecast for

Tullytown PA

Freeze Warning April 9, 12:00am until April 9, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: Sunny, with a high near 53. East wind 5 to 10 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Widespread frost after midnight. Otherwise, clear, with a low around 29. Southeast wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Clear then
    Frost

  • Thursday

    Thursday: Widespread frost before 9am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 61 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy frost after midnight. Otherwise, mostly clear, with a low around 37. Southeast wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear
    then Patchy
    Frost

  • Friday

    Friday: Patchy frost before 9am. Otherwise, sunny, with a high near 71. Light south wind becoming southwest 5 to 10 mph in the afternoon.

    High: 71 °F

    Patchy Frost
    then Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 53. East wind 5 to 10 mph.
Tonight
Widespread frost after midnight. Otherwise, clear, with a low around 29. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Patchy frost after midnight. Otherwise, mostly clear, with a low around 37. Southeast wind around 5 mph becoming calm in the evening.
Friday
Patchy frost before 9am. Otherwise, sunny, with a high near 71. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
Sunny, with a high near 66.
Saturday Night
Clear, with a low around 41.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 63.
Tuesday
Partly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tullytown PA
 40.12°N 74.83°W (Elev. 13 ft)
Last Update:
9:05 am EDT Apr 8, 2026
Forecast Valid:
10am EDT Apr 8, 2026-6pm EDT Apr 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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