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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Cape May County Airport (KWWD)

Lat: 39.02°NLon: 74.92°WElev: 23ft.

Fair

16°F

-9°C

Humidity 74%
Wind Speed Calm
Barometer 30.55 in (1034.7 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 20 Jan 10:56 pm EST
Extended Forecast for

South Dennis NJ

  • Tonight

    Tonight: Mostly clear, with a low around 8. Northwest wind around 5 mph becoming calm after midnight.

    Low: 8 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 40. Light and variable wind becoming south 10 to 15 mph in the morning.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48. Southwest wind 5 to 10 mph.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow before 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Mostly cloudy, with a high near 22. Chance of precipitation is 30%.

    High: 22 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow, mainly after 1am. Low around 13. Chance of precipitation is 80%.

    Low: 13 °F

    Chance Snow
    then Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 8. Northwest wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 40. Light and variable wind becoming south 10 to 15 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 48. Southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 25. Calm wind.
Friday
A slight chance of snow before 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 22. Chance of precipitation is 30%.
Saturday Night
Snow, mainly after 1am. Low around 13. Chance of precipitation is 80%.
Sunday
Snow. High near 29. Chance of precipitation is 80%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.
Monday
A chance of snow. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Dennis NJ
 39.18°N 74.81°W (Elev. 10 ft)
Last Update:
4:10 pm EST Jan 20, 2026
Forecast Valid:
11pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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