Diamond Beach Surf Break

Lat Long: 38.96° N 74.85° W

Diamond Beach 48 hour detailed Surf Forecast

Issued: 1 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Diamond Beach sea temperature is
24.2° C
0.9° 

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) - 3ft (0.9m), 4s period with SSE swell.

The current surf forecast for Diamond Beach at 6PM is: 0.4m 8s primary swell from a Southeast direction and 0.7m 4s secondary swell from a South-southeast direction (forecast issued at 01:00pm August 20). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (20 Aug)1ft (0.3m)9s
Afternoon (20 Aug)0.5ft (0.2m)8s
Evening (20 Aug)3ft (0.9m)4s

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


Short Range Forecast

Heavy rain (total 57mm), heaviest during Thu night. Warm (max 27°C on Thu afternoon, min 20°C on Thu night). Winds decreasing (fresh winds from the S on Thu afternoon, light winds from the E by Fri night).

Thu
20
Friday
21
Saturday
22
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
SE
8
0.2
ESE
8
0.4
SE
8
0.9
SSE
4
0.7
S
5
0.6
SSE
5
0.5
S
5
0.4
SSE
5
0.8
NE
5
0.8
ENE
5
0.7
ENE
5
0.6
ENE
5
0.5
E
5
0.4
ENE
5
0.4
ENE
5
0.5
E
5
0.7
E
3
0.5
E
4
0.6
ENE
5
0.9
ENE
5
0.8
ENE
5
Wave Graph
Metric surfscale
Energy kJ
11
7
18
29
21
19
13
9
31
31
28
22
14
9
9
13
11
9
17
33
31
Wind (km/h)
10
SSW
25
SSE
35
S
25
SW
10
ENE
10
NNE
20
NNE
20
NNE
20
NNE
15
ENE
20
ENE
15
ENE
10
ENE
10
E
10
E
20
E
20
ESE
15
SE
20
S
15
S
10
SSW
Wind State
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
High Tide
3:04PM1.37m
3:25AM1.09m
3:56PM1.35m
4:23AM1.07m
4:53PM1.35m
Low Tide
8:12AM0.32m
9:17PM0.36m
9:14AM0.37m
10:19PM0.35m
10:15AM0.37m
clear
clear
thunderstorm
thunderstorm
rain showers
rain showers
cloud
part cloud
part cloud
part cloud
cloud
clear
part cloud
cloud
light rain
thunderstorm
mod rain
thunderstorm
mod rain
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:47
7:45
7:45
 mm
1
2
24
1
2
4
6
5
7
2
2
Temp °C
26
27
27
26
22
21
20
20
21
22
22
23
22
23
22
22
22
23
23
24
24
Feels °C
27
26
25
27
24
23
19
19
21
22
21
24
23
25
24
22
23
24
23
26
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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