The South Jetty Surf Break

Lat Long: 39.39° N 74.39° W

The South Jetty 48 hour detailed Surf Forecast

Issued: 1 pm 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's The South Jetty sea temperature is
25.0° C
2.1° 

The South Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at The South Jetty today (20 Jul):

  • Morning surf: Morning surf (20 Jul, local time) - 1.5ft (0.4m), 7s period with SSE swell.
  • Afternoon surf: Afternoon surf (20 Jul, local time) - 1.5ft (0.4m), 7s period with SSE swell.
  • Evening surf: Evening surf (20 Jul, local time) - 1.5ft (0.5m), 6s period with SSE swell.

The current surf forecast for The South Jetty at 8PM is: 0.5m 6s primary swell from a South-southeast direction and 0.1m 8s secondary swell from a Southeast direction, 0.1m 12s secondary swell from a Southeast direction (forecast issued at 01:00pm July 20). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (20 Jul)1.5ft (0.4m)7s
Afternoon (20 Jul)1.5ft (0.4m)7s
Evening (20 Jul)1.5ft (0.5m)6s

Table - waves today at The South Jetty. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 65mm), heaviest during Tue night. Warm (max 28°C on Wed afternoon, min 18°C on Thu morning). Winds decreasing (fresh winds from the S on Tue afternoon, light winds from the WNW by Wed night).

Mon
20
Tuesday
21
Wednesday
22
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSE
7
0.4
SSE
7
0.5
SSE
7
0.5
SSE
6
0.6
SSE
4
0.8
SSE
4
0.9
SSE
5
1
SSE
5
1
SSE
5
1
S
5
1.2
S
5
1.6
S
6
2.1
S
7
1.5
S
8
1.6
S
8
1.8
S
7
1.4
S
8
1.8
S
8
1.5
SSE
8
1.5
S
9
1.7
S
8
Wave Graph
Metric surfscale
Energy kJ
15
15
25
23
10
20
33
50
48
47
74
194
465
249
307
349
228
418
300
347
364
Wind (km/h)
10
ENE
15
SE
20
SSE
15
SSE
20
SSE
20
SSE
20
SSE
20
SSE
20
S
30
S
35
S
20
SSW
25
SSW
35
SW
30
SW
25
SW
25
WSW
25
SW
15
SW
10
WNW
15
NW
Wind State
cross-on
on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross
cross
cross-off
off
High Tide
1:49PM1.26m
1:55AM1.11m
2:39PM1.23m
2:47AM1.01m
3:34PM1.22m
Low Tide
7:50PM0.27m
8:04AM0.18m
8:47PM0.34m
8:50AM0.25m
9:50PM0.37m
clear
clear
clear
clear
clear
clear
clear
cloud
clear
thunderstorm
thunderstorm
heavy rain
rain showers
thunderstorm
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:47
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:20
8:19
8:19
 mm
5
5
48
3
1
1
1
1
Temp °C
23
24
24
23
23
23
23
24
25
25
26
22
23
23
24
24
27
26
28
27
25
Feels °C
23
22
23
23
22
23
23
25
26
24
25
22
22
21
23
24
26
25
29
28
23
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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