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 Aug 2026 (local time)

Forecast update in  hr  min

Today's Island Beach State Park sea temperature is
25.6° C
2.7° 

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 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 2ft (0.6m), 6s period with SSE swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 2ft (0.6m), 7s period with SSE swell.
  • Evening surf: Evening surf (18 Aug, local time) - 2ft (0.6m), 7s period with SSE swell.

The current surf forecast for Island Beach State Park at 7AM is: 0.6m 6s primary swell from a South-southeast direction and 0.1m 13s secondary swell from a Southeast direction, 0.2m 4s secondary swell from a East-northeast direction (forecast issued at 01:00am August 18). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (18 Aug)2ft (0.6m)6s
Afternoon (18 Aug)2ft (0.6m)7s
Evening (18 Aug)2ft (0.6m)7s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Thu afternoon. Warm (max 28°C on Wed afternoon, min 20°C on Thu night). Wind will be generally light.

Tuesday
18
Wednesday
19
Thursday
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)
0.7
SE
6
0.7
SE
6
0.6
SSE
6
0.6
SSE
7
0.6
SSE
7
0.6
SSE
7
0.6
SSE
7
0.6
SSE
7
0.6
SSE
7
0.5
SSE
7
0.6
SSE
6
0.5
SE
6
0.5
SE
6
0.3
SE
9
0.5
SSE
6
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
8
0.3
SE
9
0.3
SE
9
0.4
SE
8
Wave Graph
Metric surfscale
Energy kJ
40
39
27
29
31
31
31
30
29
25
28
20
21
17
23
29
28
28
20
19
18
12
12
18
Wind (km/h)
10
ENE
10
ENE
15
ENE
10
ENE
10
E
10
ESE
10
SSE
15
SSW
15
WSW
10
WSW
10
WNW
5
WNW
5
SSE
10
SSE
10
WSW
10
W
10
SW
10
WSW
10
WSW
10
S
10
W
20
N
25
NNE
25
NNE
Wind State
on
cross-on
cross-on
cross-on
on
cross-on
cross
cross-off
cross-off
off
cross-off
off
cross-on
cross
off
off
cross-off
cross-off
cross-off
cross-off
off
cross
cross
cross-on
High Tide
11:52PM1.31m
12:26PM1.44m
00:41AM1.22m
1:12PM1.39m
1:30AM1.15m
1:59PM1.35m
Low Tide
5:52AM0.16m
6:30PM0.28m
6:35AM0.27m
7:29PM0.35m
7:28AM0.35m
8:35PM0.38m
rain showers
part cloud
part cloud
clear
part cloud
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
cloud
part cloud
thunderstorm
light rain
light rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:11
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:49
7:46
7:45
 mm
2
3
3
1
Temp °C
23
23
23
24
24
25
24
24
24
23
22
27
28
28
28
27
26
25
24
25
25
23
20
21
Feels °C
26
26
25
27
26
28
26
25
26
24
23
28
29
28
28
26
25
25
26
27
27
23
17
18
  • 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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