The Castle Surf Break

Lat Long: 39.41° N 74.36° W

The Castle 48 hour detailed Surf Forecast

Issued: 1 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Castle sea temperature is
23.0°C
2.7° 

The Castle surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at The Castle today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 2.5ft (0.8m), 4s period with NE swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 3.5ft (1.0m), 5s period with NE swell.
  • Evening surf: Evening surf (21 Sep, local time) - 4.5ft (1.3m), 6s period with ENE swell.

The current surf forecast for The Castle at 7AM is: 0.5m 7s primary swell from a East-southeast direction and 0.3m 9s secondary swell from a Southeast direction (forecast issued at 01:00am September 21). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Sep)2.5ft (0.8m)4s
Afternoon (21 Sep)3.5ft (1.0m)5s
Evening (21 Sep)4.5ft (1.3m)6s

Table - waves today at The Castle. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 19mm), heaviest on Tue night. Very mild (max 19°C on Mon morning, min 15°C on Tue night). Winds increasing (moderate winds from the NNE on Mon morning, strong winds from the ENE by Wed afternoon).

Monday
21
Tuesday
22
Wednesday
23
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)
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
ESE
7
0.5
ESE
7
0.4
ESE
7
1
NE
5
1
NE
5
1.1
ENE
6
1.3
ENE
6
1.4
E
6
1.6
E
7
1.6
E
7
1.7
E
7
1.9
E
8
1.9
E
8
2
E
8
2
E
8
2.1
E
8
2
E
8
2.1
E
8
2.3
E
9
2.4
E
9
2.4
E
9
2.5
E
10
2.5
E
10
2.5
E
11
Wave Graph
Metric surfscale
Energy kJ
29
29
20
42
51
74
121
166
236
247
295
399
447
520
529
597
542
612
823
937
998
1179
1460
1498
Wind (km/h)
10
NNW
25
NNE
25
NNE
30
NNE
30
NE
30
NE
30
ENE
30
ENE
35
ENE
35
ENE
40
ENE
40
ENE
40
ENE
45
ENE
40
ENE
45
ENE
45
ENE
45
ENE
45
ENE
45
ENE
45
NE
50
ENE
45
ENE
45
NE
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-on
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
5:08AM0.89m
5:27PM1.17m
5:59AM0.96m
6:14PM1.22m
6:42AM1.04m
6:56PM1.26m
Low Tide
11:09PM0.35m
10:52AM0.37m
11:58PM0.30m
11:48AM0.32m
00:39AM0.24m
12:36PM0.26m
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:43
6:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:55
6:54
6:52
 mm
2
1
1
2
2
4
4
3
2
Temp °C
22
19
18
19
19
19
19
19
19
18
17
17
17
16
15
17
17
16
17
17
18
17
18
17
Feels °C
24
17
15
15
15
16
15
15
14
12
10
10
10
8
8
10
10
8
9
8
10
8
9
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 The Castle 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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