Castles Surf Break

Lat Long: 39.41° N 74.35° W

Castles 48 hour detailed Surf Forecast

Issued: 1 pm 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Castles sea temperature is
26.2° C
3.2° 

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 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 1.5ft (0.4m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.4m), 9s period with SE swell.
  • Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.7m), 6s period with NE swell.

The current surf forecast for Castles at 8PM is: 0.6m 6s primary swell from a Northeast direction and 0.4m 9s secondary swell from a Southeast direction (forecast issued at 01:00pm August 21). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Aug)1.5ft (0.4m)9s
Afternoon (21 Aug)1.5ft (0.4m)9s
Evening (21 Aug)2.5ft (0.7m)6s

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


Short Range Forecast

Heavy rain (total 21mm), heaviest during Sat morning. Warm (max 28°C on Sun afternoon, min 19°C on Sat morning). Wind will be generally light.

Fri
21
Saturday
22
Sunday
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)
0.4
SE
9
0.4
SE
9
0.7
NE
6
0.4
SE
9
0.7
NE
6
0.7
NE
6
0.7
ENE
7
0.7
ENE
7
0.8
ENE
6
0.7
ENE
6
0.6
ENE
6
0.8
E
8
0.8
E
4
0.2
ESE
13
0.3
ESE
8
0.3
ESE
8
0.3
E
8
0.5
S
5
0.7
S
5
0.7
S
5
0.4
SE
12
Wave Graph
Metric surfscale
Energy kJ
20
20
32
27
39
40
38
38
45
33
26
76
20
17
11
11
10
12
25
25
36
Wind (km/h)
15
N
15
ENE
15
E
15
E
10
ESE
5
E
10
ENE
15
ENE
15
ENE
15
E
15
E
15
ESE
20
ESE
15
SE
5
SSE
15
SW
15
WSW
20
WSW
25
W
15
WSW
15
W
Wind State
cross-off
cross-on
cross-on
cross-on
on
glassy
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
4:08PM1.13m
4:37AM0.84m
5:10PM1.15m
5:38AM0.87m
6:02PM1.19m
Low Tide
9:27AM0.32m
10:49PM0.35m
10:28AM0.33m
11:47PM0.33m
11:27AM0.31m
part cloud
clear
clear
cloud
part cloud
cloud
cloud
light rain
mod rain
light rain
part cloud
light rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:45
7:44
7:42
 mm
3
7
3
1
2
1
1
1
1
1
Temp °C
22
23
23
23
22
22
22
21
19
19
21
22
22
23
24
23
25
27
28
26
24
Feels °C
22
22
23
24
23
25
24
21
18
18
21
22
22
24
27
24
26
26
25
25
22
  • 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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