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 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Island Beach State Park sea temperature is
22.8°C
2.3° 

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 (18 Sep):

  • Morning surf: Morning surf (18 Sep, local time) - 1.5ft (0.4m), 7s period with E swell.
  • Afternoon surf: Afternoon surf (18 Sep, local time) - 0.5ft (0.2m), 12s period with ESE swell.
  • Evening surf: Evening surf (18 Sep, local time) - 0.5ft (0.2m), 12s period with ESE swell.

The current surf forecast for Island Beach State Park at 7AM is: 0.4m 7s primary swell from a East direction and 0.5m 4s secondary swell from a South direction (forecast issued at 01:00am September 18). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (18 Sep)1.5ft (0.4m)7s
Afternoon (18 Sep)0.5ft (0.2m)12s
Evening (18 Sep)0.5ft (0.2m)12s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Sun night. Warm (max 25°C on Fri afternoon, min 18°C on Sat morning). Mainly fresh winds.

Friday
18
Saturday
19
Sunday
20
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.4
E
7
0.4
E
7
0.4
E
7
0.4
E
7
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.9
NE
4
1.4
ENE
5
1.6
ENE
6
1.4
ENE
6
1.3
ENE
6
1.4
E
6
1.3
E
7
1.3
E
7
1.2
E
7
1.1
E
7
1
E
7
0.9
ESE
7
0.9
ESE
7
0.9
SE
5
0.4
SE
11
0.8
S
4
Wave Graph
Metric surfscale
Energy kJ
16
15
15
15
14
14
14
14
29
102
173
140
113
148
150
161
138
117
94
82
73
35
31
22
Wind (km/h)
20
SW
10
WSW
15
NW
15
NNE
15
NE
5
NE
5
NNE
25
NNE
25
NNE
30
NE
30
NE
25
NE
20
ENE
20
E
20
E
20
ESE
20
ESE
20
ESE
20
ESE
20
SE
25
S
25
S
30
S
30
SSW
Wind State
cross-off
off
cross-off
cross
cross-on
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
High Tide
00:57AM1.13m
1:19PM1.32m
1:50AM1.09m
2:11PM1.29m
2:45AM1.09m
3:07PM1.29m
Low Tide
6:34AM0.42m
7:49PM0.41m
7:43AM0.47m
8:57PM0.41m
8:58AM0.47m
9:55PM0.36m
clear
clear
clear
part cloud
part cloud
cloud
cloud
clear
clear
clear
clear
part cloud
cloud
cloud
clear
part cloud
cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:39
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
6:59
6:57
 mm
1
Temp °C
22
22
22
24
24
25
25
24
21
19
18
18
19
18
18
18
18
18
19
20
22
21
22
22
Feels °C
22
24
23
24
24
27
27
21
16
13
12
13
16
15
15
15
15
15
16
17
20
18
20
20
  • 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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