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Surf Forecasts:

Castles Beach surf break

Castles Beach surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 am Thursday 07 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Castles Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Castles Beach sea temperature is
25.0° C
 (Which is normal for this time of year)

How big are the waves at Castles Beach today?

The current surf forecast for Castles Beach at 1PM is: 0.5m 8s primary swell from a East direction and 0.5m 4s secondary swell from a Northeast direction (forecast issued at 07:00am May 07). An open ocean swell of 1.3m 12s is not directed at the surf break, a second open ocean swell of 1.0m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (07 May)2.5ft (0.7m)8s
Afternoon (07 May)2ft (0.6m)8s
Evening (07 May)2ft (0.6m)8s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast

Light rain (total 4mm), mostly falling on Sat morning. Warm (max 23°C on Thu morning, min 22°C on Thu morning). Wind will be generally light.

Thursday
7
Friday
8
Saturday
9
Sun
10
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
2 AM
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
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.5
NE
8
0.7
NE
8
0.5
E
8
0.6
E
8
0.6
E
8
0.6
E
8
0.8
E
8
0.6
E
8
0.5
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.9
ENE
4
1
ENE
5
1.1
ENE
5
1.2
NE
6
1.3
NE
6
1.3
NE
6
1.4
NE
6
1.3
NE
6
1.3
NE
6
1.2
NE
6
1.1
NE
6
Wave Graph
Metric surfscale
Energy kJ
31
67
35
50
49
49
82
48
33
61
63
63
66
25
42
59
92
108
115
127
115
104
89
77
Wind (km/h)
15
NE
15
NE
15
NE
15
NE
20
NE
20
NE
15
ENE
15
ENE
15
NE
15
NE
15
NE
15
NE
20
NE
25
NE
25
NE
20
NE
20
NE
25
NE
25
NE
20
NE
20
NE
20
ENE
20
ENE
25
ENE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
High Tide
7:28PM0.72m
8:27PM0.71m
7:44AM0.34m
9:19PM0.70m
Low Tide
10:33AM0.18m
11:16AM0.23m
6:08AM0.34m
12:35PM0.30m
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
rain showers
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
—
—
—
—
—
—
—
5:56
—
—
—
—
—
—
—
5:54
—
—
—
—
—
—
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:58
—
—
—
—
—
—
—
6:59
—
—
—
—
—
—
—
6:59
—
—
7:00
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
—
1
—
—
Temp °C
22
22
23
23
23
23
23
22
22
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
Feels °C
22
22
24
23
23
22
23
22
23
24
24
23
22
22
22
22
22
22
22
23
23
23
22
22
Swell 1
Height (m)
Direction
Period (s)
0.6
NW
16
0.8
NW
16
1.2
NNW
12
1.4
NNW
12
1.4
NNW
12
1.6
NNW
14
1.6
NNW
13
1.5
NNW
13
1.4
NNW
13
1.3
NNW
12
1.3
NNW
12
1.2
NNW
12
1.2
NNW
12
1
NNW
12
0.9
NNW
12
0.9
NNW
12
0.8
NNW
11
0.6
NW
11
0.6
NW
11
0.6
NW
11
0.6
NNW
11
0.6
NNW
11
0.6
NNW
11
0.7
NNW
11
Energy kJ
219
302
374
512
512
957
837
722
620
513
451
384
378
289
239
235
157
97
96
92
76
78
81
113
Swell 2
Height (m)
Direction
Period (s)
0.5
NW
9
0.5
NNW
12
0.9
NW
15
1
NW
15
1
NW
14
0.6
E
8
0.2
S
18
0.6
E
8
0.5
E
8
0.7
E
8
0.3
S
18
0.2
S
17
0.2
S
17
0.4
ESE
8
0.3
ESE
8
0.3
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.3
ESE
8
0.3
ESE
8
Energy kJ
43
82
385
418
407
49
26
48
33
61
54
24
23
22
13
14
7
7
7
7
7
7
13
12
Swell 3
Height (m)
Direction
Period (s)
0.5
N
8
0.5
N
5
0.5
E
8
0.6
E
8
0.6
E
8
0.2
SSW
15
0.2
ENE
10
0.1
NE
10
0.2
S
18
0.2
S
16
0.2
NNE
9
0.2
NNE
9
0.2
NNE
9
0.2
S
17
0.2
S
16
0.2
S
16
0.2
S
16
0.2
N
9
0.2
S
16
0.2
S
15
0.2
S
15
0.2
S
15
0.2
S
15
0.2
S
14
Energy kJ
28
11
35
50
49
21
9
4
25
21
8
8
8
22
21
20
20
7
19
17
17
17
17
16
Wind waves
Height (m)
Direction
Period (s)
0.5
NE
8
0.7
NE
8
0.5
NE
4
0.5
NE
4
0.6
NE
4
0.5
NE
4
0.8
E
8
0.6
ENE
4
0.5
ENE
4
0.5
E
5
0.7
E
8
0.7
E
8
0.7
E
8
0.9
ENE
4
1
ENE
5
1.1
ENE
5
1.2
NE
6
1.3
NE
6
1.3
NE
6
1.4
NE
6
1.3
NE
6
1.3
NE
6
1.2
NE
6
1.1
NE
6
Energy kJ
31
67
8
6
10
6
82
15
11
11
63
63
66
25
42
59
92
108
115
127
115
104
89
77
Nearest Offshore or Glassy
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Abalolo Reef
HAW - Oahu
Abalolo Reef
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Abalolo Reef
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Ala Moana Courts
HAW - Oahu
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
18
18
18
21
21
18
18
21
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
Best forecast wave conditions in Oahu
Waimea Bay/Pinballs
Waimea Bay/Pinballs
Ranches
Abalolo Reef
Abalolo Reef
Ranches
Ranches
Ranches
Ranches
Ranches
Ranches
Abalolo Reef
Ranches
Ranches
Off the Wall/Insanities
Makaha (Outside)
Ranches
Ranches
Abalolo Reef
Tracks (Nanakuli)
Lahilahi Point
Ranches
Ranches
Ranches
Rating
(10 max)
3
4
4
1
1
4
4
4
4
3
3
1
3
3
3
3
2
2
1
2
2
2
2
2
Best forecast wave conditions in United States
Ghost Tree
CAL - Monterey
Waimea Bay/Pinballs
HAW - Oahu
Ranches
HAW - Oahu
Lahaina Breakwall/Harbour
HAW - Maui
Lahaina Breakwall/Harbour
HAW - Maui
Ranches
HAW - Oahu
Ranches
HAW - Oahu
Ranches
HAW - Oahu
Ranches
HAW - Oahu
Ranches
HAW - Oahu
Ranches
HAW - Oahu
El Capitan
CAL - Santa Barbara
Ranches
HAW - Oahu
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Ranches
HAW - Oahu
Steamer Lane-Middle Peak
CAL - Santa Cruz
Super Tubes
CAL - Ventura
Trestles (Lowers)
CAL - Orange County
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Rating
(10 max)
3
4
4
3
3
4
4
4
4
3
3
2
3
4
4
4
4
2
2
2
3
4
4
4
Header Global
Buchupureo
Chile
Herolds Bay
South Africa
Dolphin Point
South Africa
Dolphin Point
South Africa
Amanzimtoti
South Africa
Amanzimtoti
South Africa
Amanzimtoti
South Africa
Barrancon
Chile
Amanzimtoti
South Africa
Trial Harbour
Australia
Boneyards
South Africa
Amanzimtoti
South Africa
Boneyards
South Africa
Boneyards
South Africa
Boneyards
South Africa
Hanga Poukura
Chile
Hanga Poukura
Chile
Hanga Poukura
Chile
Arrawarra
Australia
Barrancon
Chile
Ahijedero
Mexico
Ahijedero
Mexico
Ahijedero
Mexico
Ahijedero
Mexico
Rating
(10 max)
5
8
7
6
6
6
7
5
5
7
6
5
5
5
5
5
5
5
4
4
4
4
4
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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