Island Beach State Park Surf Break

Lat Long: 39.83° N 74.09° W

Island Beach State Park 48 hour detailed Surf Forecast

Issued: 1 am 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's Island Beach State Park sea temperature is
24.6° C
2.0° 

Island Beach State Park surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Island Beach State Park today (20 Jul):

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

The current surf forecast for Island Beach State Park at 10AM is: 0.5m 7s primary swell from a South direction and 0.1m 12s secondary swell from a Southeast direction (forecast issued at 01:00am July 20). The wind direction is predicted to be cross-shore.

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

Table - waves today at Island Beach State Park. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 41mm), heaviest during Tue night. Warm (max 29°C on Wed afternoon, min 20°C on Wed night). Winds increasing (light winds from the ENE on Mon morning, fresh winds from the S by Tue afternoon).

Monday
20
Tuesday
21
Wednesday
22
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
3
2
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)
0.7
S
7
0.6
S
7
0.6
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.7
S
6
0.8
SSE
4
0.9
SSE
5
1.2
SSE
5
1.5
SSE
6
1.4
SSE
6
1.6
S
6
1.6
S
6
1.3
S
7
2
S
7
1.7
S
8
1.6
S
8
1.7
S
8
1.9
S
8
2.2
S
8
1.7
SSE
9
1.6
SSE
9
Wave Graph
Metric surfscale
Energy kJ
54
38
35
24
24
24
23
41
24
37
74
134
131
169
206
152
434
355
321
354
454
659
474
413
Wind (km/h)
10
NNW
10
NNE
10
N
5
ENE
15
ESE
20
SSE
20
S
25
SSE
20
SSE
25
SSE
25
SE
25
SE
25
S
30
S
30
SW
25
SW
20
SW
25
SW
25
SW
25
SW
25
SSW
20
SW
15
WSW
15
WNW
Wind State
cross-off
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
High Tide
00:28AM1.37m
1:07PM1.44m
1:16AM1.27m
1:53PM1.41m
2:04AM1.19m
2:40PM1.39m
Low Tide
6:38AM0.09m
7:12PM0.27m
7:28AM0.19m
8:14PM0.32m
8:21AM0.25m
9:16PM0.33m
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
thunderstorm
part cloud
mod rain
thunderstorm
part cloud
cloud
part cloud
clear
thunderstorm
thunderstorm
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:45
5:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:20
8:19
8:19
 mm
1
7
31
1
1
Temp °C
21
21
21
22
23
24
23
23
23
23
23
24
26
26
25
23
22
23
23
26
28
29
27
25
Feels °C
20
19
19
21
21
22
22
21
23
22
22
24
26
25
24
23
22
23
23
26
27
28
27
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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