Surf Forecast Surf Report
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Surf Forecasts
Castles Beach surf break

Castles Beach surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 pm Wednesday 16 Apr 2025 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
24.8° 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 4PM is: 1.0m 8s primary swell from a East-northeast direction and 0.7m 8s secondary swell from a East-southeast direction (forecast issued at 01:00pm April 16). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (16 Apr)3.5ft (1.1m)8s
Afternoon (16 Apr)3.5ft (1.0m)8s
Evening (16 Apr)3ft (0.9m)8s

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

Hourly12 Days
Oahu Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
0
0
0
0
0
1
1
1
1
1
1
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
1
1
1
0
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
E
1
E
0.9
ENE
0.9
ENE
1
ENE
1.1
E
1.1
E
1.2
E
1.3
E
1.3
E
1.1
E
1
E
1
E
1
E
0.9
ENE
1
ENE
1
E
1
E
1.1
E
1.1
ENE
1.4
E
1.6
E
1.5
E
1.4
E
1.3
ENE
1.3
ENE
1.3
ENE
1.4
ENE
1.6
ENE
1.5
ENE
1.5
ENE
1.4
ENE
1.4
ENE
1.3
ENE
1.4
ENE
1.6
ENE
1.7
ENE
1.6
ENE
1.5
ENE
1.4
ENE
1.1
NE
1.4
ENE
1.4
ENE
1.3
ENE
1.2
NE
1.3
ENE
1.2
ENE
1.1
ENE
0.9
NE
0.8
NE
0.8
NE
0.9
NE
0.8
NE
0.8
NE
0.8
NE
0.8
NE
0.8
NE
0.8
NE
0.8
NE
0.8
NE
Period(s) (?)888888888888888877777777777777778888878888888887888899988888
Wave
Graph
(?)Metric surfscale
Energy (?)164118119125147165161181201193142118121118102123112109127132192236214187171154154183232204212197237226236285322280256232165238219173169191161134948269829193888482808082
Wind
(km/h)
15
E
15
ESE
15
SSE
10
SSE
10
ESE
0
ESE
5
ENE
5
ENE
10
ENE
5
N
15
SW
5
NE
10
E
15
ESE
15
E
10
ESE
10
ENE
5
ENE
10
SE
15
E
10
E
15
E
20
E
15
E
15
ESE
15
E
15
ENE
15
ENE
15
ENE
15
E
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
E
20
E
25
E
25
E
20
E
20
E
20
E
15
E
15
ESE
10
ESE
5
S
10
SSE
15
S
15
SSW
10
SW
10
SSW
10
SSW
15
S
15
SSW
15
SSW
15
S
25
SSW
20
SSW
15
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononcrosscross-
on		cross-
on		glassglassglassonglasscross-
off		glassonononononglasscross-
on		ononononononononononononcross-
on		ononcross-
on		onononononononononcross-
on		cross-
on		crosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
5:08PM
0.75
2:34AM
0.49
6:01PM
0.72
7:13PM
0.70
8:42PM
0.71
9:53PM
0.73
9:26AM
0.34
10:42PM
0.75
11:15AM
0.42
11:21PM
0.76
12:08PM
0.53
Low Tide
/ height (m)
9:25AM
0.10
11:44PM
0.46
9:51AM
0.11
10:22AM
0.14
11:03AM
0.18
12:13PM
0.23
7:01AM
0.33
2:23PM
0.27
6:16AM
0.29
4:11PM
0.29
6:21AM
0.23
5:27PM
0.29
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Sunrise-------6:09-------6:09-------6:07-------6:07-------6:07-------6:05-------6:05----
Sunset--6:50-------6:51-------6:51-------6:51-------6:52-------6:52-------6:52-------6:52-
part cloudcloudcloudthunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm cloudpart cloudthunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm part cloudthunderstorm thunderstorm thunderstorm thunderstorm clearclearthunderstorm part cloudclearclearclearclearpart cloudrain showersrain showersrain showersrain showersrain showersclearrain showersrain showersrain showersthunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm clearpart cloudthunderstorm thunderstorm thunderstorm thunderstorm clearthunderstorm
Rain (mm)
---11112232--1221132121-1132--1------11121-122123122--1111-1
Temp. °C242425242323232323232424232323232324242423232323242324232323232323232423232323232324242423232323252525242423232324252524
Feels °C (?)242425252425252524252426242423232426242424242323252424232323222222222322222222222224232423252524252426252524232324232425
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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 Beach 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.

View detailed surf forecast for Castles Beach at:
surf-forecast.com

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