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Hazardous Weather Conditions

Current conditions at

Mount Holly, South Jersey Regional Airport (KVAY)

Lat: 39.94°NLon: 74.84°WElev: 49ft.

Overcast

78°F

26°C

Humidity 42%
Wind Speed NW 5 mph
Barometer 29.89 in (1012.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 17 Apr 6:54 pm EDT
Extended Forecast for

3 Miles ESE Williamstown NJ

Coastal Flood Advisory April 19, 01:00am until April 19, 06:00am
Click here for hazard details and duration
Coastal Flood Advisory

  • Tonight

    Tonight: A slight chance of showers before 8pm. Mostly cloudy, with a low around 53. North wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 63. East wind around 5 mph.

    High: 63 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Increasing clouds, with a low around 49. Southeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 61. Northwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely before 8pm. Partly cloudy, with a low around 37. West wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers
    Likely then
    Mostly Clear

  • Monday

    Monday: A slight chance of showers before 2pm. Mostly sunny, with a high near 54. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers before 8pm. Mostly cloudy, with a low around 53. North wind around 5 mph becoming calm. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 63. East wind around 5 mph.
Saturday Night
A chance of showers after 2am. Increasing clouds, with a low around 49. Southeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly after 8am. High near 61. Northwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers likely before 8pm. Partly cloudy, with a low around 37. West wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of showers before 2pm. Mostly sunny, with a high near 54. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 46.
Friday
Mostly sunny, with a high near 74.
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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:
4:10 pm EDT Apr 17, 2026
Forecast Valid:
7pm EDT Apr 17, 2026-6pm EDT Apr 24, 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