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Surf Forecasts:
Castles surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 am 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
24.9° C
(Which is 1.1°C colder than average for this time of year)How big are the waves at Castles today?
The current surf forecast for Castles at 7AM is: 1.1m 6s primary swell from a Southwest direction and 0.6m 9s secondary swell from a Northeast direction, 0.6m 9s secondary swell from a East-southeast direction (forecast issued at 02:00am May 26). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | 4ft (1.2m) | 6s |
| Afternoon (26 May) | 2.5ft (0.7m) | 9s |
| Evening (26 May) | 2.5ft (0.7m) | 10s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Wed night. Warm (max 27°C on Wed morning, min 24°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 26 | Wednesday 27 | Thursday 28 | ||||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ESE 10 | NE 9 | NE 9 | SW 6 | SW 6 | NE 9 | NE 10 | NE 10 | 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 | ENE 10 | |
100 | 71 | 71 | 99 | 90 | 90 | 96 | 96 | 61 | 60 | 59 | 60 | 144 | 121 | 119 | 107 | 79 | 78 | 76 | 75 | 69 | 65 | 38 | 38 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | |
High Tide | 3:20AM1.69m | 4:04PM1.62m | 3:59AM1.77m | 5:03PM1.68m | 4:35AM1.85m | 5:51PM1.74m | ||||||||||||||||||
Low Tide | 9:43AM0.68m | 9:51PM0.83m | 10:33AM0.51m | 10:38PM0.87m | 11:16AM0.35m | |||||||||||||||||||
 | |  | | |  |  |  | | | | | | | | | |  |  | |  | | |  | |
 | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | 1 | 1 | — | — | |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 26 | 25 | 24 | 24 |
28 | 28 | 27 | 28 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 29 | 30 | 29 | 27 | 28 | 27 | 28 | 27 | 26 | 26 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | NE 9 | NE 9 | NE 9 | NE 9 | W 8 | W 7 | NE 10 | W 7 | ENE 10 | ENE 9 | ENE 10 | NE 12 | W 8 | W 8 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | SW 6 | SW 6 | SW 7 |
 kJ | 100 | 71 | 71 | 90 | 90 | 74 | 66 | 96 | 50 | 60 | 59 | 60 | 144 | 68 | 66 | 107 | 79 | 78 | 76 | 75 | 69 | 96 | 66 | 63 |
Swell 2 Height (m) Direction Period (s) | NE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | NE 9 | NE 10 | ESE 9 | ENE 10 | ESE 10 | ESE 10 | ESE 10 | W 8 | ENE 12 | ENE 12 | W 8 | W 8 | W 8 | W 8 | E 10 | E 10 | WNW 7 | W 7 | W 7 |
| kJ | 90 | 64 | 64 | 68 | 68 | 90 | 96 | 50 | 61 | 52 | 52 | 54 | 65 | 121 | 119 | 46 | 44 | 42 | 41 | 49 | 48 | 51 | 39 | 26 |
Swell 3 Height (m) Direction Period (s) | W 7 | NE 11 | NE 11 | E 16 | W 8 | ESE 9 | ESE 9 | E 15 | ESE 10 | W 7 | W 8 | W 8 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | E 10 | ESE 14 | SE 14 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 14 | 33 | 33 | 5 | 22 | 68 | 69 | 5 | 51 | 23 | 23 | 20 | 54 | 55 | 56 | 55 | 33 | 48 | 47 | 19 | 7 | 65 | 38 | 38 |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 5 | SSW 5 | SW 7 | SSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | WSW 6 | — | — | — |
| kJ | 23 | 74 | 93 | 99 | 77 | 61 | 71 | 178 | 128 | 152 | 162 | 152 | 124 | 150 | 155 | 147 | 135 | 165 | 156 | 189 | 181 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 588 | 94 | 94 | 94 | 94 | 588 | 588 | 588 | 94 | 605 | 596 | 48 | 94 | 48 | 16 | 16 | 16 | 612 | 16 | 23 | 0 | 5 | 5 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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