Castles Surf Break

Lat Long: 39.41° N 74.35° W

Castles 48 hour detailed Surf Forecast

Issued: 7 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Castles sea temperature is
23.0°C
2.7° 

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


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

  • Morning surf: Morning surf (21 Sep, local time) - 2.5ft (0.7m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 4.5ft (1.4m), 6s period with NE swell.
  • Evening surf: Evening surf (21 Sep, local time) - 5.5ft (1.7m), 6s period with ENE swell.

The current surf forecast for Castles at 10AM is: 0.7m 8s primary swell from a East-southeast direction and 0.2m 11s secondary swell from a East-southeast direction (forecast issued at 07:00am September 21). An open ocean swell of 1.1m 5s 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 (0.7m)8s
Afternoon (21 Sep)4.5ft (1.4m)6s
Evening (21 Sep)5.5ft (1.7m)6s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Tue afternoon. Warm (max 20°C on Mon night, min 16°C on Tue afternoon). Mainly strong winds.

Monday
21
Tuesday
22
Wednesday
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)
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)
0.8
ESE
7
0.7
ESE
7
0.6
ESE
8
1.4
NE
6
1.4
NE
6
1.7
ENE
6
1.9
ENE
7
2
ENE
7
2.1
ENE
7
2.2
ENE
7
2.4
ENE
7
2.5
ENE
8
2.5
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
3
E
9
3
E
9
3
E
10
3.5
E
10
3.5
E
10
3.5
E
11
Wave Graph
Metric surfscale
Energy kJ
59
48
42
119
118
218
317
360
443
487
595
768
893
1009
1108
1058
1058
1454
1655
1896
2224
2676
2930
Wind (km/h)
25
NNE
30
NNE
30
NNE
30
NE
30
NE
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
40
ENE
40
ENE
45
ENE
40
ENE
40
ENE
45
ENE
40
NE
40
ENE
45
ENE
45
NE
45
ENE
45
ENE
45
NE
Wind State
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross
cross-on
cross-on
cross
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
10:52AM0.37m
11:58PM0.30m
11:48AM0.32m
00:39AM0.24m
12:36PM0.26m
light rain
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
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
1
1
2
2
1
1
1
1
Temp °C
19
18
18
19
19
19
20
19
19
19
18
17
16
16
17
17
17
17
18
18
17
18
17
Feels °C
17
15
14
15
16
15
16
14
14
12
12
10
8
9
10
10
9
9
10
10
9
9
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 Castles 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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