Castles surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 pm Thursday 08 Jan 2026 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
23.0° C
(Which is normal for this time of year)


How big are the waves at Castles today?

The current surf forecast for Castles at 10PM is: 0.3m 9s primary swell from a East-southeast direction and 0.1m 10s secondary swell from a Northeast direction (forecast issued at 08:00pm January 08). An open ocean swell of 1.7m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (08 Jan)--
Afternoon (08 Jan)--
Evening (08 Jan)1ft (0.3m)9s

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

Updates in  hr  min  s Forecast update imminent
Thu
08
Friday
09
Saturday
10
Sunday
11
6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM
Rating
(10 max)
0
0
0
0
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
1.5
N
1.5
N
0.5
NE
0.8
NE
0.5
NE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.2
E
0.2
E
0.2
E
2.1
N
2.3
N
0.3
E
0.3
E
Period(s) (?)99998866699999988101010771010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1717171728728416431616161516161514148884085691616
Wind
(km/h)
30
NNW
30
N
25
NNW
25
N
25
N
15
NNE
10
NNE
10
NNE
15
NNE
10
NE
5
NNW
5
NW
10
NW
10
NNW
10
NW
20
NNW
20
NNW
30
N
35
N
35
N
40
N
40
N
40
N
35
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
glassoffoffoffoffoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
10:30PM
1.66
11:17AM
1.64
11:23PM
1.49
11:52AM
1.60
12:26AM
1.34
12:30PM
1.57
Low Tide
/ height (m)
4:34PM
0.58
4:52AM
0.36
5:25PM
0.58
5:29AM
0.56
6:20PM
0.58
6:08AM
0.73
Thu
08
Friday
09
Saturday
10
Sunday
11
Sunrise-----7:16-------7:18-------7:18--
Sunset-------5:53-------5:54-------5:54
cloud
cloud
rain showers
rain showers
clear
clear
cloud
cloud
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
rain showers
part cloud
cloud
part cloud
cloud
clear
clear
Rain (mm)
--11-------------1------
Temp. °C161515151414151616161616161717181817171716151515
Feels °C (?)98999101213131414141314141314111097667
  • 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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