Castles surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 pm Wednesday 10 Dec 2025 JST
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
25.1° C
(Which is 1.0°C warmer than normal for this time of year)


How big are the waves at Castles today?

The current surf forecast for Castles at 4AM is: 1.4m 8s primary swell from a East-southeast direction and 0.1m 7s secondary swell from a Northeast direction (forecast issued at 08:00pm December 10). An open ocean swell of 0.3m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (11 Dec)4.5ft (1.4m)8s
Afternoon (11 Dec)4.5ft (1.3m)8s
Evening (11 Dec)4.5ft (1.3m)9s

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

Updates in  hr  min  s Forecast update imminent
Wed
10
Thursday
11
Friday
12
Saturday
13
6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM
Rating
(10 max)
0
0
0
0
0
0
0
1
2
0
0
0
0
0
0
0
0
0
1
2
2
2
2
2
Swell
Height Map
Wave Height (m) & direction (?)
1.3
E
1.2
E
1.2
ESE
1.4
ESE
1.4
ESE
1.4
ESE
1.4
ESE
1.3
ESE
1.1
ESE
1.3
ESE
1.2
ESE
1
ESE
2
NE
2.1
ENE
2.1
ENE
2.2
ENE
2.3
ENE
2.4
ENE
1.9
ENE
1.4
E
1.2
E
1.2
SE
1.2
ENE
1.2
ENE
Period(s) (?)9988888889910777878878988
Wave
Graph
(?)Metric surfscale
Energy kJ (?)251215217268250232238178149237213197337430482526572640427215193225187217
Wind
(km/h)
20
ESE
20
SE
25
SE
20
SSE
20
S
20
S
20
SSW
20
WSW
25
NNW
35
NNE
35
NNE
30
NNE
35
NE
35
NE
35
NE
35
NE
35
NE
30
NE
15
NNE
10
NNW
5
WSW
10
WSW
15
WNW
25
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
ononcross-
on
cross-
on
cross-
on
crosscross-
off
offcross-
off
cross-
off
cross-
off
crosscrosscrosscrosscrosscrosscross-
off
cross-
off
cross-
off
cross-
off
offoff
High Tide
/ height (m)
10:41PM
1.66
12:21PM
1.58
11:51PM
1.51
1:12PM
1.55
1:17AM
1.41
2:01PM
1.56
Low Tide
/ height (m)
4:59PM
0.90
5:31AM
0.38
6:05PM
0.87
6:26AM
0.56
7:19PM
0.81
7:25AM
0.72
Wed
10
Thursday
11
Friday
12
Saturday
13
Sunrise-----7:05-------7:05-------7:05--
Sunset-------5:37-------5:37-------5:38
clear
clear
clear
cloud
part cloud
rain showers
clear
light rain
rain showers
light rain
part cloud
cloud
cloud
part cloud
part cloud
rain showers
light rain
rain showers
rain showers
part cloud
clear
clear
part cloud
part cloud
Rain (mm)
-----1-331-----1111-----
Temp. °C222322232223232322202121212122222122212122222322
Feels °C (?)192019212122222220161717161617171619202224232320
  • 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

Latest Updates

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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