Castles Beach Surf Break

Lat Long: 21.42° N 157.74° W

Issued: 7 pm 16 Jun 2026 (local time)

Forecast update in  hr  min

Today's Castles Beach sea temperature is
26.0° C

Normal for this time of year

Castles 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 Castles Beach today (17 Jun):

  • Morning surf: Morning surf (17 Jun, local time) - 1.5ft (0.4m), 13s period with SSW swell.
  • Afternoon surf: Afternoon surf (17 Jun, local time) - 1.5ft (0.4m), 18s period with S swell.
  • Evening surf: Evening surf (17 Jun, local time) - 2ft (0.6m), 16s period with S swell.

The current surf forecast for Castles Beach at 2AM is: 1.0m 8s primary swell from a East-northeast direction and 0.4m 14s secondary swell from a South-southwest direction (forecast issued at 07:00pm June 16). The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (17 Jun)1.5ft (0.4m)13s
Afternoon (17 Jun)1.5ft (0.4m)18s
Evening (17 Jun)2ft (0.6m)16s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Wed night. Warm (max 26°C on Thu afternoon, min 24°C on Tue night). Wind will be generally light.

Tue
16
Wednesday
17
Thursday
18
Fri
19
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
2 AM
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
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)
1
ENE
9
1
ENE
8
1
ENE
8
1
ENE
8
0.9
ENE
8
0.4
SSW
13
0.4
S
18
0.4
S
18
0.6
S
17
0.6
S
16
0.6
S
16
0.6
S
16
0.6
S
16
0.6
S
16
0.6
S
15
0.6
S
14
0.5
S
14
0.5
S
14
0.5
S
14
0.5
S
14
0.5
S
14
0.5
S
13
0.4
S
13
1.1
E
5
Wave Graph
Metric surfscale
Energy kJ
157
147
143
143
108
60
119
97
215
190
188
186
183
177
155
153
107
106
106
103
100
92
55
70
Wind (km/h)
20
NE
20
ENE
20
E
15
E
10
E
10
E
15
E
15
E
15
E
15
E
10
E
5
ENE
5
ENE
5
NE
10
NE
10
ENE
10
E
10
E
10
E
15
E
15
E
15
E
15
E
20
E
Wind State
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
High Tide
4:35PM0.96m
3:01AM0.43m
5:18PM0.92m
4:03AM0.42m
5:57PM0.86m
5:19AM0.41m
Low Tide
11:44PM0.37m
9:29AM0.02m
00:31AM0.35m
10:13AM0.10m
1:16AM0.33m
10:57AM0.20m
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
rain showers
clear
clear
clear
thunderstorm
part cloud
thunderstorm
clear
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:14
7:14
7:15
7:15
 mm
1
1
1
Temp °C
25
24
24
24
24
24
25
25
25
25
25
24
25
25
25
26
26
26
25
25
24
24
25
25
Feels °C
24
24
24
25
26
26
26
26
26
26
28
27
28
28
28
29
29
29
28
28
26
26
27
26
Swell 1
Height (m)
Direction
Period (s)
0.5
S
14
0.4
SSW
14
0.4
SSW
14
1
ENE
8
0.9
ENE
8
0.5
NE
8
0.4
SSW
14
0.5
NE
8
0.6
S
17
0.6
S
16
0.6
S
16
0.8
ENE
9
0.8
ENE
10
0.8
ENE
10
0.8
ENE
9
0.8
ENE
9
0.5
S
14
0.6
NE
9
0.6
NE
9
0.6
NE
9
0.5
NE
8
0.5
S
13
0.4
S
13
0.4
S
13
Energy kJ
104
67
64
143
108
34
62
33
215
190
188
96
105
105
98
92
107
49
49
47
34
92
55
54
Swell 2
Height (m)
Direction
Period (s)
0.3
NW
11
0.3
NW
11
0.3
NW
11
0.4
SSW
14
0.4
SSW
13
0.4
SSW
13
0.4
S
18
0.4
SSW
14
0.3
NW
10
0.4
NW
10
0.4
NW
10
0.6
S
16
0.6
S
16
0.6
S
16
0.6
S
15
0.6
S
14
0.5
E
5
0.5
S
14
0.5
S
14
0.5
S
14
0.5
S
14
0.4
NE
8
0.3
NW
9
0.3
NW
9
Energy kJ
19
19
19
62
60
60
97
63
16
35
35
186
183
177
155
153
13
106
106
103
100
24
13
13
Swell 3
Height (m)
Direction
Period (s)
0.2
N
10
0.3
N
10
0.3
N
9
0.3
NW
11
0.3
NW
10
0.3
NW
10
0.3
NW
10
0.4
S
18
0.2
N
8
0.2
N
8
0.2
N
8
0.4
NW
10
0.4
NW
10
0.4
NW
10
0.4
NW
10
0.4
NW
10
0.5
NE
9
0.5
E
6
0.3
NW
9
0.3
NW
9
0.3
NW
9
0.3
NW
9
0.3
NE
7
0.3
NE
8
Energy kJ
8
17
15
18
17
16
16
97
5
5
5
35
35
35
25
24
39
15
14
13
13
13
7
10
Wind waves
Height (m)
Direction
Period (s)
1
ENE
9
1
ENE
8
1
ENE
8
0.8
ENE
6
0.9
ENE
8
0.8
ENE
5
0.9
ENE
8
0.9
ENE
9
0.8
ENE
9
0.4
ESE
6
0.4
ESE
5
0.4
E
5
0.7
E
5
0.9
E
5
1.1
E
5
Energy kJ
157
147
143
34
119
31
99
111
92
10
10
8
20
41
70
Nearest Offshore or Glassy
Rating
(10 max)
3
2
3
2
2
2
3
1
3
3
3
3
1
3
1
3
2
2
2
2
2
2
2
2
Distance (km)
18
18
19
18
18
18
18
42
18
19
18
18
9
16
13
16
18
18
18
18
18
18
18
18
Best forecast wave conditions in Oahu
Rating
(10 max)
3
3
3
3
3
2
3
2
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
4
4
3
3
4
3
3
2
4
4
3
3
3
3
3
3
2
2
3
3
3
2
2
2
Header Global
Rating
(10 max)
5
8
8
4
4
4
5
5
9
9
9
7
5
5
6
5
6
6
6
5
5
8
7
7
  • 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

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