Castles surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 pm Tuesday 09 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
25.0° C
(Which is slightly warmer than usual)


How big are the waves at Castles today?

The current surf forecast for Castles at 12AM is: 1.5m 8s primary swell from a East direction and 0.1m 7s secondary swell from a North direction (forecast issued at 08:00pm December 09). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (10 Dec)4.5ft (1.4m)9s
Afternoon (10 Dec)4.5ft (1.3m)9s
Evening (10 Dec)4.5ft (1.3m)8s

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

Updates in  hr  min  s Forecast update imminent
Tue
09
Wednesday
10
Thursday
11
Friday
12
6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.5
E
1.5
E
1.5
E
1.6
E
1.5
E
1.4
E
1.4
E
1.3
E
1.3
E
1.3
ESE
1.5
ESE
1.5
ESE
1.4
ESE
1.4
ESE
1.3
ESE
1.4
ESE
1.3
ESE
1.3
ESE
1.2
ESE
1.2
ESE
1.6
E
1.7
E
1.6
E
1.5
E
Period(s) (?)88899999988888899999561010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)298309324381335284286251251252293284237251199297257257227237127177464398
Wind
(km/h)
25
NE
25
NE
25
ENE
25
ENE
25
ENE
25
ENE
30
E
25
E
20
E
20
ESE
20
SE
20
SE
20
SSE
20
SSE
20
S
20
SW
20
W
25
NNE
30
NNE
30
NNE
35
NNE
40
NNE
35
NE
40
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
onononcross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscross
High Tide
/ height (m)
9:42PM
1.82
11:30AM
1.62
10:41PM
1.66
12:21PM
1.58
11:51PM
1.51
1:12PM
1.55
Low Tide
/ height (m)
4:01PM
0.89
4:40AM
0.19
4:59PM
0.90
5:31AM
0.38
6:05PM
0.87
6:26AM
0.56
Tue
09
Wednesday
10
Thursday
11
Friday
12
Sunrise-----7:03-------7:05-------7:05--
Sunset-------5:37-------5:37-------5:37
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
light rain
rain showers
rain showers
part cloud
part cloud
clear
cloud
light rain
light rain
Rain (mm)
---------------122----12
Temp. °C212021212121212121222222222223232221212121212120
Feels °C (?)171517171716161717192020202122222118171717161615
  • 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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