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Surf Forecasts:
Castles surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 pm Tuesday 26 May 2026 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
25.4° C
(Which is slightly cooler than normal)How big are the waves at Castles today?
The current surf forecast for Castles at 7PM is: 0.7m 10s primary swell from a Northeast direction and 1.1m 6s secondary swell from a South-southwest direction (forecast issued at 02:00pm May 26). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | - | - |
| Afternoon (26 May) | 3.5ft (1.1m) | 6s |
| Evening (26 May) | 4ft (1.2m) | 6s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 19mm), heaviest on Thu morning. Warm (max 27°C on Tue afternoon, min 24°C on Thu morning). Mainly fresh winds. | ||||||||||||||||||||||||
Tue 26 | Wednesday 27 | Thursday 28 | Fri 29 | |||||||||||||||||||||
12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 6 | SW 6 | NE 10 | SSW 6 | ENE 10 | ENE 10 | ENE 9 | ENE 10 | NE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ESE 10 | E 10 | E 10 | ESE 10 | ESE 10 | |
90 | 90 | 96 | 96 | 61 | 60 | 59 | 60 | 144 | 121 | 119 | 107 | 105 | 78 | 76 | 96 | 71 | 65 | 56 | 52 | 48 | 47 | 52 | 51 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross-off | off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 4:04PM1.62m | 3:59AM1.77m | 5:03PM1.68m | 4:35AM1.85m | 5:51PM1.74m | 5:08AM1.92m | ||||||||||||||||||
Low Tide | 9:43AM0.68m | 9:51PM0.83m | 10:33AM0.51m | 10:38PM0.87m | 11:16AM0.35m | 11:18PM0.90m | ||||||||||||||||||
 |  | |  |  |  | |  | | | | | |  |  |  |  | | | | | | | | |
 | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
 | — | — | 7:13 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | 7:15 |
— | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 2 | 9 | 4 | — | — | — | — | — | — | — | |
Temp °C | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 25 | 24 | 25 | 26 | 26 | 25 | 24 | 24 | 24 | 24 |
27 | 29 | 28 | 29 | 28 | 28 | 28 | 27 | 27 | 28 | 29 | 30 | 30 | 28 | 25 | 24 | 25 | 27 | 28 | 28 | 26 | 26 | 25 | 25 | |
Swell 1 Height (m) Direction Period (s) | NE 9 | NE 9 | W 7 | NE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 10 | NE 12 | W 8 | ENE 12 | ENE 11 | W 8 | W 8 | W 8 | W 7 | ENE 10 | ENE 10 | ENE 10 | SW 6 | SW 6 | SW 6 | SW 7 | SW 6 |
 kJ | 90 | 90 | 54 | 96 | 61 | 60 | 59 | 60 | 144 | 65 | 119 | 107 | 45 | 44 | 42 | 40 | 71 | 65 | 56 | 68 | 51 | 51 | 44 | 27 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | W 8 | NE 10 | W 7 | W 7 | ESE 10 | ESE 10 | ESE 10 | W 8 | ENE 12 | W 8 | W 8 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | E 10 | E 10 | E 10 | W 7 | W 7 | W 7 | ESE 10 | ESE 10 |
| kJ | 68 | 44 | 96 | 51 | 34 | 52 | 52 | 54 | 65 | 121 | 65 | 47 | 105 | 78 | 76 | 75 | 48 | 47 | 47 | 51 | 35 | 23 | 52 | 51 |
Swell 3 Height (m) Direction Period (s) | W 8 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | W 8 | W 9 | W 8 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | ESE 10 | ESE 10 | ESE 14 | SE 14 | SE 14 | ESE 10 | E 10 | E 10 | ENE 10 | ENE 10 |
| kJ | 22 | 68 | 69 | 50 | 51 | 28 | 13 | 35 | 54 | 55 | 56 | 55 | 33 | 48 | 52 | 55 | 18 | 7 | 7 | 52 | 48 | 47 | 38 | 37 |
Wind waves Height (m) Direction Period (s) | SW 6 | SW 6 | SSW 6 | SSW 6 | SW 6 | SW 7 | SW 6 | SW 6 | SW 6 | SW 6 | SW 7 | SW 6 | SW 7 | SW 7 | SW 5 | SW 5 | SW 6 | WSW 6 | WSW 6 | — | — | — | — | NNW 5 |
| kJ | 77 | 69 | 74 | 84 | 112 | 158 | 149 | 157 | 147 | 136 | 138 | 120 | 131 | 151 | 100 | 96 | 186 | 202 | 155 | — | — | — | — | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 105 | 94 | 105 | 588 | 588 | 588 | 94 | 94 | 94 | 48 | 48 | 16 | 16 | 48 | 94 | 16 | 94 | 596 | 596 | 0 | 5 | 23 | 596 | 23 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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