Diamond Beach Surf Break

Lat Long: 38.96° N 74.85° W

Diamond Beach 48 hour detailed Surf Forecast

Issued: 7 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Diamond Beach sea temperature is
24.0° C
0.6° 

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


How big are the waves at Diamond Beach today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 1ft (0.3m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 0.5ft (0.2m), 8s period with ESE swell.
  • Evening surf: Evening surf (20 Aug, local time) - 2ft (0.6m), 4s period with S swell.

The current surf forecast for Diamond Beach at 1AM is: 0.3m 9s primary swell from a Southeast direction (forecast issued at 07:00pm August 19). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (20 Aug)1ft (0.3m)9s
Afternoon (20 Aug)0.5ft (0.2m)8s
Evening (20 Aug)2ft (0.6m)4s

Table - waves today at Diamond Beach. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 51mm), heaviest during Thu night. Warm (max 28°C on Wed night, min 20°C on Thu night). Winds increasing (calm on Thu morning, fresh winds from the NE by Thu night).

Wed
19
Thursday
20
Friday
21
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SE
9
0.4
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.2
ESE
8
0.2
ESE
8
0.4
SE
8
0.7
S
4
0.5
S
4
0.4
ENE
4
0.4
SSE
5
0.4
SSE
5
0.9
NE
5
0.9
ENE
5
0.8
ENE
5
0.6
ENE
5
0.6
E
5
Wave Graph
Metric surfscale
Energy kJ
22
21
12
12
12
12
7
7
18
17
9
7
7
8
42
42
28
20
18
Wind (km/h)
15
WNW
10
W
10
SSW
15
WSW
10
W
5
W
5
SSW
15
SSE
20
SSE
25
N
30
NE
20
NNE
25
NNE
25
NNE
25
ENE
25
ENE
25
NE
30
ENE
20
ENE
Wind State
off
cross-off
cross
cross-off
cross-off
glassy
cross
on
on
cross-off
cross
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
High Tide
2:16PM1.42m
2:32AM1.15m
3:04PM1.37m
3:25AM1.09m
3:56PM1.35m
Low Tide
8:13PM0.33m
8:12AM0.32m
9:17PM0.36m
9:14AM0.37m
10:19PM0.35m
clear
clear
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
mod rain
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:49
7:47
7:45
 mm
1
2
21
10
Temp °C
28
28
27
26
25
25
26
27
27
23
21
22
20
21
23
23
23
22
24
Feels °C
27
28
27
26
25
27
28
27
28
24
19
22
19
20
22
22
23
21
26
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Diamond Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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