Diamond Beach Surf Break

Lat Long: 38.96° N 74.85° W

Diamond Beach 48 hour detailed Surf Forecast

Issued: 7 pm 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Diamond Beach sea temperature is
24.8° C
1.4° 

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 (19 Aug):

  • Morning surf: Morning surf (19 Aug, local time) - 1.5ft (0.4m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (19 Aug, local time) - 1.5ft (0.4m), 10s period with SE swell.
  • Evening surf: Evening surf (19 Aug, local time) - 1ft (0.3m), 9s period with SE swell.

The current surf forecast for Diamond Beach at 1AM is: 0.5m 11s primary swell from a Southeast direction and 0.1m 4s secondary swell from a Northeast direction (forecast issued at 07:00pm August 18). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (19 Aug)1.5ft (0.4m)10s
Afternoon (19 Aug)1.5ft (0.4m)10s
Evening (19 Aug)1ft (0.3m)9s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Thu afternoon. Warm (max 29°C on Wed afternoon, min 21°C on Thu night). Wind will be generally light.

Tue
18
Wednesday
19
Thursday
20
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)
0.5
SE
7
0.4
SE
6
0.3
SE
11
0.5
SE
11
0.5
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
9
0.4
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
8
0.2
ESE
8
0.2
ESE
8
0.6
NE
3
0.9
NE
4
Wave Graph
Metric surfscale
Energy kJ
22
12
19
56
53
35
34
33
22
21
12
12
12
12
11
7
7
8
29
Wind (km/h)
5
E
5
ESE
5
S
5
WSW
10
WNW
10
NW
10
WNW
10
W
10
WSW
15
SSW
15
SSW
15
SW
15
W
10
W
5
NW
5
NNW
15
NE
20
NE
15
NE
Wind State
cross-on
cross-on
cross-on
cross-off
off
off
off
cross-off
cross-off
cross
cross-on
cross
cross-off
cross-off
glassy
glassy
cross
cross
cross
High Tide
1:42AM1.23m
2:16PM1.42m
2:32AM1.15m
3:04PM1.37m
Low Tide
7:14PM0.26m
7:19AM0.23m
8:13PM0.33m
8:12AM0.32m
9:17PM0.36m
clear
thunderstorm
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
light rain
light rain
light rain
part cloud
part 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>
7:50
7:49
7:47
 mm
1
1
1
3
2
Temp °C
25
25
26
25
24
23
25
28
29
27
27
26
25
24
24
25
24
22
22
Feels °C
29
28
29
28
26
24
26
28
29
26
27
26
26
26
26
28
25
21
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 

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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