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

Wintry precipitation expected Friday afternoon into Saturday morning

A storm system will bring accumulating snow, sleet, and freezing rain that can lead to holiday travel disruptions. View this briefing for details. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Holly, South Jersey Regional Airport (KVAY)

Lat: 39.94°NLon: 74.84°WElev: 49ft.

Overcast

29°F

-2°C

Humidity 85%
Wind Speed N 12 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 27 Dec 8:54 am EST
Extended Forecast for

3 Miles ESE Williamstown NJ

Winter Weather Advisory December 27, 09:20am until December 27, 10:00am
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory December 27, 09:20am until December 27, 10:00am

    NOW until 10:00am Sat

    Winter Weather Advisory

  • Today

    High: 33 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 44. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.

    High: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain. Cloudy, with a low around 37. Light south wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance Rain

  • Monday

    Monday: Rain. High near 60. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Today
Cloudy, with a high near 33. North wind around 5 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 23. Calm wind.
Sunday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 44. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.
Sunday Night
A chance of rain. Cloudy, with a low around 37. Light south wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. High near 60. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 24.
New Year's Day
Mostly cloudy, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
Sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Williamstown NJ
 39.66°N 74.92°W (Elev. 98 ft)
Last Update:
4:11 am EST Dec 27, 2025
Forecast Valid:
9am EST Dec 27, 2025-6pm EST Jan 2, 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