Surf Break

Lat Long: 38.96° N 74.85° W

Diamond Beach 48 hour detailed Surf Forecast

Issued: 7 am 21 Oct 2026 (local time)

Forecast update in  hr  min

Today's Diamond Beach sea temperature is
18.0°C
2.2° 

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 Oct):

  • Morning surf: Morning surf (21 Oct, local time) - 10ft (3.0m), 11s period with E swell.
  • Afternoon surf: Afternoon surf (21 Oct, local time) - 10ft (3.0m), 11s period with E swell.
  • Evening surf: Evening surf (21 Oct, local time) - 6ft (1.9m), 12s period with E swell.

The current surf forecast for Diamond Beach at 3PM is: 3.0m 11s primary swell from a East direction and 2.0m 11s secondary swell from a East direction (forecast issued at 07:00am October 21). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Oct)10ft (3.0m)11s
Afternoon (21 Oct)10ft (3.0m)11s
Evening (21 Oct)6ft (1.9m)12s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Thu afternoon, min 10°C on Wed morning). Mainly fresh winds.

Wednesday
21
Thursday
22
Friday
23
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)
2
3
3
3
!
2
3
1
1
3
1
2
2
2
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)
3
E
11
3
E
11
3
E
11
3
E
11
3.5
ENE
11
1.9
E
12
1.9
E
12
1.8
E
12
1.6
E
11
1.5
E
11
1.4
E
11
1.2
E
11
1.1
E
10
1
E
10
0.9
E
10
0.8
E
10
1.2
ENE
10
1.2
ENE
10
1.1
ENE
9
1.1
E
9
1.1
E
9
1
E
9
1.3
ENE
9
Wave Graph
Metric surfscale
Energy kJ
2017
2221
2382
2253
2628
993
1010
880
663
543
466
326
259
206
164
125
258
248
211
186
194
162
308
Wind (km/h)
30
N
30
NNE
30
NNE
30
NNE
25
NNE
20
N
20
N
25
NNW
25
NNW
25
NNW
20
NNW
20
NNW
15
NW
20
NNW
20
N
25
NNE
25
NNE
25
NNE
25
NE
20
NE
25
ENE
20
ENE
15
E
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross-on
High Tide
5:03AM1.20m
5:18PM1.34m
5:53AM1.31m
6:09PM1.38m
6:39AM1.44m
6:57PM1.44m
Low Tide
10:59AM0.31m
11:26PM0.15m
11:49AM0.21m
00:08AM0.07m
12:36PM0.11m
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:13
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7:15
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7:16
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
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—
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6:13
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—
—
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6:10
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6:09
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 mm
—
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—
—
—
—
—
—
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—
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—
—
—
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Temp °C
11
10
12
14
15
14
13
12
11
10
12
16
18
16
14
12
11
11
12
13
13
12
12
Feels °C
5
4
5
8
9
9
8
6
5
4
6
10
13
11
9
7
5
5
6
8
8
7
8
  • 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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