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 Jul 2026 (local time)

Forecast update in  hr  min

Today's Island Beach State Park sea temperature is
24.5° C
2.1° 

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 Jul):

  • Morning surf: Morning surf (18 Jul, local time) - 0.5ft (0.2m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (18 Jul, local time) - 2ft (0.6m), 4s period with S swell.
  • Evening surf: Evening surf (18 Jul, local time) - 0.5ft (0.1m), 13s period with SE swell.

The current surf forecast for Island Beach State Park at 7AM is: 0.1m 14s primary swell from a Southeast direction and 0.2m 8s secondary swell from a East-southeast direction, 0.4m 4s secondary swell from a South direction (forecast issued at 01:00am July 18). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (18 Jul)0.5ft (0.2m)8s
Afternoon (18 Jul)2ft (0.6m)4s
Evening (18 Jul)0.5ft (0.1m)13s

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


Short Range Forecast

Heavy rain (total 31mm), heaviest during Sat night. Warm (max 27°C on Sun afternoon, min 22°C on Sun night). Winds decreasing (fresh winds from the SW on Sat night, calm by Sun night).

Saturday
18
Sunday
19
Monday
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
1
0
0
1
0
1
1
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
S
5
0.4
S
5
0.2
ESE
8
0.5
S
3
0.5
S
4
0.9
S
4
0.1
SE
13
1.3
S
6
1.2
S
6
1.1
S
7
1.1
S
7
1
S
7
0.9
S
7
0.8
S
7
0.7
S
7
0.7
S
8
0.7
S
7
0.7
S
7
0.6
S
7
0.6
S
7
0.6
S
7
0.6
S
7
0.6
SSE
7
0.7
SSE
7
Wave Graph
Metric surfscale
Energy kJ
8
8
8
7
7
28
7
126
113
107
113
103
83
68
54
55
54
52
39
38
39
39
37
45
Wind (km/h)
10
SW
15
SW
20
SSW
20
SSW
10
SSW
15
SSE
20
SW
30
SW
25
SW
20
W
25
NW
20
NW
15
N
10
N
5
SW
15
NW
15
NNE
10
NNE
10
NNE
10
NE
15
E
15
SE
10
SSE
20
S
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
glassy
cross-off
cross
cross
cross
cross-on
on
cross-on
cross-on
cross
High Tide
11:28AM1.48m
11:37PM1.47m
12:18PM1.47m
00:28AM1.37m
1:07PM1.44m
Low Tide
5:08AM-0.09m
5:22PM0.11m
5:52AM-0.00m
6:15PM0.20m
6:38AM0.09m
7:12PM0.27m
clear
clear
cloud
rain showers
light rain
thunderstorm
mod rain
mod rain
mod rain
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:41
5:43
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:21
8:20
 mm
1
2
4
8
9
7
Temp °C
25
24
24
25
24
23
24
25
23
24
23
25
27
27
26
23
23
22
22
23
24
24
23
23
Feels °C
25
23
24
24
25
25
25
24
23
25
22
23
25
26
26
21
21
21
21
22
22
22
23
22
  • 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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