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Castles surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 am Thursday 04 Dec 2025 JSTForecast 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
25.7° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Castles today?
The current surf forecast for Castles at 5AM is: 2.3m 10s primary swell from a North direction and 0.4m 10s secondary swell from a East-southeast direction, 0.4m 13s secondary swell from a Northeast direction (forecast issued at 02:00am December 04). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Dec) | 4.5ft (1.4m) | 6s |
| Afternoon (04 Dec) | 3.5ft (1.1m) | 6s |
| Evening (04 Dec) | 3ft (0.9m) | 6s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 04 | Friday 05 | Saturday 06 | ||||||||||||||||||||||
| 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 9 | 10 | 6 | 6 | 6 | 7 | 6 | 5 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 6 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 825 | 950 | 876 | 147 | 101 | 91 | 76 | 74 | 69 | 93 | 110 | 107 | 97 | 103 | 110 | 160 | 90 | 257 | 257 | 225 | 235 | 248 | 222 | 222 |
Wind (km/h) | ||||||||||||||||||||||||
| 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 | cross | cross- off | cross- off | cross | cross | cross- off | cross | cross | cross | cross | cross- off | cross- off | cross | cross | cross | cross |
High Tide / height (m) | 6:30AM 1.89 | 5:46PM 2.09 | 7:21AM 1.91 | 6:31PM 2.13 | 8:11AM 1.89 | 7:16PM 2.12 | ||||||||||||||||||
Low Tide / height (m) | 11:51PM -0.09 | 12:02PM 0.76 | 12:39AM -0.22 | 12:48PM 0.78 | 1:27AM -0.27 | 1:34PM 0.81 | ||||||||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - |
 |  | |  | | | | | |  | |  | | | | | | | |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 19 | 19 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 |
| Feels °C (?) | 10 | 10 | 10 | 11 | 13 | 13 | 13 | 14 | 15 | 15 | 13 | 14 | 14 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 16 | 16 | 15 | 15 |
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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