Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

46°F

8°C

Humidity 35%
Wind Speed W 16 G 22 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 17 Nov 7:54 pm EST
Extended Forecast for

Williamstown NJSimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind 5 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 47. West wind 5 to 10 mph.

    High: 47 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Rain likely.  Cloudy, with a low around 36. Calm wind.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. Calm wind becoming northeast around 5 mph.

    High: 50 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 1am.  Cloudy, with a low around 44. Chance of precipitation is 30%.

    Low: 44 °F

    Cloudy then
    Chance Rain

  • Friday

    Friday: A chance of rain before 1pm.  Mostly cloudy, with a high near 61. Chance of precipitation is 40%.

    High: 61 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain.  Mostly cloudy, with a low around 47. Chance of precipitation is 50%.

    Low: 47 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 30. West wind 5 to 10 mph.
Tuesday
Increasing clouds, with a high near 47. West wind 5 to 10 mph.
Tuesday Night
Rain likely. Cloudy, with a low around 36. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Mostly cloudy, with a high near 50. Calm wind becoming northeast around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 37. Calm wind.
Thursday
Mostly cloudy, with a high near 52.
Thursday Night
A chance of rain after 1am. Cloudy, with a low around 44. Chance of precipitation is 30%.
Friday
A chance of rain before 1pm. Mostly cloudy, with a high near 61. Chance of precipitation is 40%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Saturday
A chance of rain before 1pm. Partly sunny, with a high near 55. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Williamstown NJSimilar City Names
 39.69°N 74.97°W (Elev. 148 ft)
4:09 pm EST Nov 17, 2025
8pm EST Nov 17, 2025-6pm EST Nov 24, 2025
 
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