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 >

Hazardous Weather Conditions

Small Craft Advisory in effect from January 21, 03:00 PM EST until January 22, 01:00 PM EST

For More Weather Information:

Philadelphia, PA Local Forecast Office

6NM SSW Atlantic City NJ

Marine Point Forecast

[NOTICE]

This Afternoon
High: 41 °F
S 20kt
4ft

Small Craft Advisory
Tonight
Low: 39 °F
SSW 20kt
4-5ft

Small Craft Advisory
Thursday
High: 45 °F
SW 15kt
3-4ft
Thursday Night
Low: 31 °F
WNW 10kt
2-3ft
Friday
High: 37 °F
W 15kt
2ft
Friday Night
Low: 17 °F
NW 20kt
2-3ft
Saturday
High: 20 °F
N 15kt
2-3ft
Saturday Night
Low: 19 °F
N 15kt
2-3ft
Sunday
High: 30 °F
NE 20kt
4-5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:11 am EST Jan 21, 2026
Forecast Valid: 1pm EST Jan 21, 2026-6pm EST Jan 27, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

S wind 15 to 20 kt, with gusts as high as 25 kt. Mostly sunny. Seas 2 ft building to 4 ft.

Tonight

SSW wind 15 to 20 kt. Increasing clouds. Seas 4 to 5 ft.

Thursday

SW wind 10 to 15 kt becoming W in the afternoon. Winds could gust as high as 20 kt. Sunny. Seas 3 to 4 ft.

Thursday Night

W wind 5 to 10 kt becoming NW after midnight. Partly cloudy. Seas 2 to 3 ft.

Friday

NW wind 10 to 15 kt becoming W in the afternoon. A slight chance of snow after 1pm. Seas around 2 ft.

Friday Night

WNW wind 15 to 20 kt becoming NNW after midnight. Mostly cloudy. Seas 2 to 3 ft.

Saturday

N wind 10 to 15 kt, with gusts as high as 20 kt. Mostly cloudy. Seas 2 to 3 ft.

Saturday Night

N wind 10 to 15 kt. Snow. Seas 2 to 3 ft.

Sunday

NE wind around 20 kt, with gusts as high as 25 kt. Snow. Seas 4 to 5 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.