Diamond Beach Surf Break

Lat Long: 38.96° N 74.85° W

Diamond Beach 48 hour detailed Surf Forecast

Issued: 1 pm 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Diamond Beach sea temperature is
24.4° C
1.2° 

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 (21 Jul):

  • Morning surf: Morning surf (21 Jul, local time) - 2.5ft (0.8m), 5s period with SSE swell.
  • Afternoon surf: Afternoon surf (21 Jul, local time) - 4ft (1.2m), 5s period with S swell.
  • Evening surf: Evening surf (21 Jul, local time) - 5ft (1.6m), 6s period with S swell.

The current surf forecast for Diamond Beach at 5PM is: 1.2m 5s primary swell from a South direction and 0.1m 12s secondary swell from a Southeast direction (forecast issued at 01:00pm July 21). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Jul)2.5ft (0.8m)5s
Afternoon (21 Jul)4ft (1.2m)5s
Evening (21 Jul)5ft (1.6m)6s

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


Short Range Forecast

Heavy rain (total 63mm), heaviest during Tue night. Warm (max 28°C on Wed afternoon, min 20°C on Thu morning). Winds decreasing (strong winds from the NNW on Tue night, light winds from the E by Thu afternoon).

Tue
21
Wednesday
22
Thursday
23
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
1
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.9
SSE
4
1.2
S
5
1.2
S
5
1.6
S
6
1.1
SSE
7
1.7
S
8
1.6
S
8
1.6
S
8
1.1
S
8
1
S
8
1
S
8
0.9
SSE
8
0.9
SSE
8
0.8
SSE
8
0.8
SSE
8
0.7
SSE
8
0.7
SSE
8
0.6
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
Wave Graph
Metric surfscale
Energy kJ
34
71
85
181
121
359
339
343
165
130
140
118
99
76
78
61
58
41
23
23
21
Wind (km/h)
30
SSW
35
S
35
SSE
40
NNW
35
WNW
20
SW
40
SW
35
WSW
30
WSW
25
W
20
WSW
15
WNW
10
N
20
NNE
20
NNE
20
N
20
NNE
10
E
15
E
15
E
10
E
Wind State
cross-on
cross-on
cross-on
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
High Tide
2:56PM1.44m
3:07AM1.20m
3:45PM1.42m
4:00AM1.13m
4:36PM1.41m
Low Tide
8:10AM0.16m
8:57PM0.30m
9:03AM0.23m
9:58PM0.31m
9:58AM0.27m
10:54PM0.29m
thunderstorm
thunderstorm
thunderstorm
heavy rain
heavy rain
heavy rain
light rain
part cloud
clear
thunderstorm
thunderstorm
part cloud
clear
cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:20
8:19
8:19
 mm
1
1
3
12
20
24
1
1
1
Temp °C
25
26
27
21
21
21
22
22
25
27
28
27
26
22
21
20
22
23
22
22
22
Feels °C
25
25
26
17
18
20
18
19
24
26
27
27
25
18
17
17
19
22
21
21
21
  • 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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