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

Major Winter Storm Anticipated Sunday into Monday

Potentially significant snowfall is forecast from a winter storm Sunday into Monday. View the latest briefing here. Read More >

Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

35°F

2°C

Humidity 78%
Wind Speed E 5 mph
Barometer 30.09 in (1018.4 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 21 Feb 11:53 pm EST
Extended Forecast for

Tullytown PA

Winter Storm Warning February 22, 07:00am until February 23, 06:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: A slight chance of rain before 4am, then a chance of rain after 5am. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance Rain

  • Sunday

    Sunday: Snow, possibly mixed with rain. High near 37. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 37 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Areas of blowing snow after 4am. Low around 30. Blustery, with a northeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    Low: 30 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. The snow could be heavy at times. Areas of blowing snow before 8am. Cloudy, with a high near 34. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    High: 34 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Northwest wind 10 to 15 mph.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.

    Low: 20 °F

    Partly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 1pm. Partly sunny, with a high near 42. Chance of precipitation is 40%.

    High: 42 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
A slight chance of rain before 4am, then a chance of rain after 5am. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Snow, possibly mixed with rain. High near 37. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Sunday Night
Snow. The snow could be heavy at times. Areas of blowing snow after 4am. Low around 30. Blustery, with a northeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Monday
Snow likely, mainly before 1pm. The snow could be heavy at times. Areas of blowing snow before 8am. Cloudy, with a high near 34. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Monday Night
Mostly cloudy, with a low around 22. Northwest wind 10 to 15 mph.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Wednesday
A chance of snow before 1pm. Partly sunny, with a high near 42. Chance of precipitation is 40%.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly sunny, with a high near 43. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tullytown PA
 40.14°N 74.83°W (Elev. 39 ft)
Last Update:
4:16 pm EST Feb 21, 2026
Forecast Valid:
12am EST Feb 22, 2026-6pm EST Feb 28, 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