Castles surfForecast / New Jersey / USA

information circle48hr Weather and Surf, issued 1 am Thursday 21 May 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Castles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Castles sea temperature is
15.3° C
(Which is 2.6°C warmer than normal for this time of year)

How big are the waves at Castles today?

The current surf forecast for Castles at 5AM is: 0.8m 6s primary swell from a South direction and 0.5m 9s secondary swell from a Southeast direction (forecast issued at 01:00am May 21). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 May)2.5ft (0.8m)6s
Afternoon (21 May)1.5ft (0.5m)9s
Evening (21 May)4ft (1.2m)5s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 80mm), heaviest during Sat morning. Very mild (max 17°C on Thu morning, min 9°C on Sat morning). Winds increasing (light winds from the NNE on Thu morning, strong winds from the ENE by Sat morning).

Thursday
21
Friday
22
Saturday
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)
1
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 MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
S
6
0.8
S
6
0.8
S
6
0.5
SE
9
0.5
SE
9
1.2
NE
5
1.1
NE
5
1.3
ENE
5
1.1
ENE
5
1.3
ENE
5
1.8
E
6
2
E
6
2.1
E
7
2.1
E
7
2.2
E
7
2.1
E
7
2.1
E
8
2
E
8
2.1
E
8
2.2
E
7
2.4
E
7
2.4
E
7
2.5
E
8
2.5
E
8
Wave Graph
Metric surfscale
Energy kJ
53
47
47
39
39
66
57
80
62
93
224
312
401
465
510
478
496
463
491
493
585
620
796
836
Wind (km/h)
10
WSW
20
NNW
15
NNE
25
NE
35
NE
30
NE
25
NE
25
ENE
20
ENE
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
35
ENE
35
E
35
ENE
40
ENE
45
ENE
40
ENE
40
E
40
ENE
40
ENE
40
E
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross
cross-on
cross-on
High Tide
00:32AM1.40m
1:18PM1.04m
1:32AM1.31m
2:19PM1.04m
2:31AM1.22m
3:21PM1.06m
Low Tide
7:13AM-0.02m
7:07PM0.09m
8:10AM0.02m
8:12PM0.14m
9:06AM0.05m
9:17PM0.18m
part cloud
clear
cloud
cloud
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
heavy rain
heavy rain
light rain
light rain
mod rain
mod rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:37
5:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:08
8:09
8:10
1
2
4
2
2
3
3
1
3
11
13
3
1
6
8
7
Temp °C
20
17
16
17
15
13
12
12
11
11
11
11
10
10
10
10
10
10
9
9
10
10
11
11
21
15
13
11
8
7
7
7
7
5
5
5
3
3
3
3
3
3
0
0
2
2
4
3
Swell 1
Height (m)
Direction
Period (s)
0.9
S
6
0.8
S
6
0.8
S
6
0.7
S
6
0.6
S
6
0.5
SE
9
0.5
SE
9
0.5
SE
8
0.5
SE
8
0.6
SE
8
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.2
S
6
0.1
SE
13
0.1
SE
13
Energy kJ
53
47
47
35
26
38
37
35
33
48
7
7
7
7
7
7
7
7
7
3
7
7
Swell 2
Height (m)
Direction
Period (s)
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.5
S
6
0.4
SSE
6
0.4
SSE
6
0.4
SSE
6
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
Energy kJ
41
41
40
39
39
18
12
12
11
7
7
7
7
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
14
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.1
SE
13
0.1
SE
13
Energy kJ
8
8
8
8
8
8
8
8
7
7
Wind waves
Height (m)
Direction
Period (s)
0.4
NNE
3
0.7
NE
4
1.1
NE
4
1.2
NE
5
1.1
NE
5
1.3
ENE
5
1.1
ENE
5
1.3
ENE
5
1.8
E
6
2
E
6
2.1
E
7
2.1
E
7
2.2
E
7
2.1
E
7
2.1
E
8
2
E
8
2.1
E
8
2.2
E
7
2.4
E
7
2.4
E
7
2.5
E
8
2.5
E
8
Energy kJ
3
14
41
66
57
80
62
93
224
312
401
465
510
478
496
463
491
493
585
620
796
836
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
1
1
Distance (km)
0
56
141
141
138
141
944
361
141
407
418
396
418
407
423
423
294
294
434
437
294
294
800
519
Best forecast wave conditions in New Jersey
Rating
(10 max)
1
1
Best forecast wave conditions in United States
Rating
(10 max)
1
1
2
2
1
1
1
2
2
2
2
2
2
1
1
1
2
2
2
2
1
1
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
4
5
7
7
7
6
5
7
5
7
7
8
8
7
6
7
5
5
  • 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

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