Surf Break

Lat Long: 38.96° N 74.85° W

Diamond Beach 48 hour detailed Surf Forecast

Issued: 1 am 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's Diamond Beach sea temperature is
18.0°C
2.0° 

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 Oct):

  • Morning surf: Morning surf (20 Oct, local time) - 5.5ft (1.7m), 11s period with E swell.
  • Afternoon surf: Afternoon surf (20 Oct, local time) - 8ft (2.5m), 10s period with E swell.
  • Evening surf: Evening surf (20 Oct, local time) - 8ft (2.5m), 11s period with E swell.

The current surf forecast for Diamond Beach at 8AM is: 1.7m 11s primary swell from a East direction (forecast issued at 01:00am October 20). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (20 Oct)5.5ft (1.7m)11s
Afternoon (20 Oct)8ft (2.5m)10s
Evening (20 Oct)8ft (2.5m)11s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Tue afternoon, min 9°C on Wed night). Mainly fresh winds.

Tuesday
20
Wednesday
21
Thursday
22
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
1
1
1
2
2
2
3
1
1
2
2
1
3
3
2
2
1
1
1
1
1
2
1
1
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)
1.7
ESE
11
1.7
E
11
1.7
E
11
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
11
1.9
E
11
2
E
11
2.1
E
11
2.1
E
11
2.1
E
11
3
E
11
3
E
11
1.9
E
11
1.8
E
11
1.7
E
11
1.6
E
11
1.5
E
11
1.4
E
11
1.3
E
11
1.2
E
11
1.1
E
10
1
E
10
Wave Graph
Metric surfscale
Energy kJ
737
694
670
1515
1430
1458
1509
828
915
1027
1027
1046
2195
2053
926
804
708
640
533
466
388
319
254
202
Wind (km/h)
25
N
25
N
30
N
30
NNE
30
NNE
25
NNE
20
NE
30
NNE
30
NNE
35
NNE
35
NNE
35
NNE
30
NE
30
NNE
25
NNE
25
N
25
N
25
N
25
N
25
N
20
NNW
15
NNW
15
NNW
20
N
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
High Tide
4:09AM1.12m
4:23PM1.30m
5:03AM1.20m
5:18PM1.34m
5:53AM1.31m
6:09PM1.38m
Low Tide
10:03AM0.39m
10:42PM0.24m
10:59AM0.31m
11:26PM0.15m
11:49AM0.21m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
7:13
—
—
—
—
—
—
—
7:13
—
—
—
—
—
—
—
7:15
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:14
—
—
—
—
—
—
—
6:13
—
—
—
—
—
—
—
6:10
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
13
12
11
14
17
18
17
15
13
11
10
12
13
13
12
12
10
9
9
12
16
17
17
14
Feels °C
7
6
5
7
11
13
13
10
7
4
3
5
6
7
6
6
3
2
3
6
10
12
13
9
  • 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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