The South Jetty Surf Break

Lat Long: 39.39° N 74.39° W

The South Jetty 48 hour detailed Surf Forecast

Issued: 7 am 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 11AM is: 0.4m 7s primary swell from a South-southeast direction and 0.1m 12s secondary swell from a Southeast direction (forecast issued at 07:00am 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 52mm), heaviest during Tue night. Warm (max 28°C on Wed afternoon, min 19°C on Wed night). Winds increasing (light winds from the E on Mon morning, fresh winds from the SW by Tue night).

Monday
20
Tuesday
21
Wednesday
22
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
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
0
0
1
0
2
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
SSE
7
0.4
SSE
7
0.4
SSE
7
0.4
SSE
7
0.5
SSE
7
0.5
SSE
6
0.7
SSE
4
0.9
SSE
4
0.9
SSE
5
0.9
SSE
5
0.8
S
5
1.2
S
6
1.6
S
6
1.6
S
6
1.9
S
7
1.4
S
7
1.5
S
8
1.6
S
8
1.9
S
8
1.3
S
8
2.2
S
9
1.6
SSE
9
1.5
SSE
9
Wave Graph
Metric surfscale
Energy kJ
26
15
15
15
25
24
15
28
35
44
36
88
196
206
371
206
256
314
470
223
720
397
359
Wind (km/h)
10
NNE
10
N
5
E
15
SE
20
SSE
15
SSE
20
SSE
20
SSE
20
SE
20
SE
20
S
25
S
30
S
35
SW
25
SW
30
SW
25
WSW
20
SW
25
SW
20
SW
20
SSW
10
S
15
WNW
Wind State
cross-off
cross-off
cross-on
on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
cross
cross
cross
cross
cross-on
cross-off
High Tide
1:49PM1.26m
1:55AM1.11m
2:39PM1.23m
2:47AM1.01m
3:34PM1.22m
Low Tide
7:20AM0.09m
7:50PM0.27m
8:04AM0.18m
8:47PM0.34m
8:50AM0.25m
9:50PM0.37m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:47
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:20
8:19
8:19
 mm
1
1
1
2
35
4
1
1
1
1
3
1
Temp °C
21
21
23
24
24
23
23
23
23
24
25
26
26
24
23
24
23
24
26
28
28
24
25
Feels °C
21
21
23
23
23
23
22
22
23
24
26
26
26
22
23
23
23
25
25
28
28
26
25
  • 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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