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Surf Forecasts:
Castles surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 pm Wednesday 27 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
25.6° 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: 0.7m 11s primary swell from a East-northeast direction (forecast issued at 02:00pm May 27). An open ocean swell of 0.6m 8s is not directed at the surf break, a second open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | - | - |
| Afternoon (27 May) | 2.5ft (0.7m) | 12s |
| Evening (27 May) | 2.5ft (0.7m) | 11s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Wed night. Warm (max 27°C on Wed afternoon, min 23°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | E 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 9 | E 10 | E 10 | |
144 | 121 | 119 | 107 | 79 | 78 | 76 | 75 | 69 | 65 | 38 | 38 | 49 | 52 | 52 | 51 | 49 | 54 | 55 | 75 | 77 | 63 | 67 | 67 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 5:03PM1.68m | 4:35AM1.85m | 5:51PM1.74m | 5:08AM1.92m | 6:33PM1.78m | 5:41AM1.98m | ||||||||||||||||||
Low Tide | 10:33AM0.51m | 10:38PM0.87m | 11:16AM0.35m | 11:18PM0.90m | 11:55AM0.23m | 11:55PM0.93m | ||||||||||||||||||
 | | |  | | |  | | | | |  |  | |  | | | | | | | | | | |
 | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
 | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | 7:15 |
— | — | — | — | — | — | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 27 | 27 | 27 | 26 | 27 | 26 | 27 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 24 | 25 | 25 | 26 | 25 | 23 | 23 | 23 | 23 | 24 |
28 | 28 | 29 | 28 | 30 | 28 | 29 | 30 | 29 | 31 | 29 | 29 | 28 | 29 | 26 | 27 | 26 | 27 | 25 | 23 | 23 | 23 | 23 | 24 | |
Swell 1 Height (m) Direction Period (s) | NE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | SW 6 | SW 7 | SW 7 | SW 7 | SW 6 | SW 7 | SW 7 | SW 6 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 9 | E 10 | E 10 |
 kJ | 144 | 121 | 119 | 107 | 79 | 78 | 76 | 75 | 69 | 59 | 52 | 43 | 35 | 27 | 36 | 28 | 26 | 54 | 55 | 75 | 77 | 63 | 67 | 67 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | ESE 10 | ESE 10 | W 8 | W 8 | W 7 | W 7 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | SW 6 | SW 6 | SW 6 | NE 9 | SW 6 | SE 9 | SE 9 |
| kJ | 49 | 47 | 47 | 46 | 43 | 41 | 29 | 55 | 54 | 60 | 41 | 38 | 23 | 52 | 52 | 51 | 49 | 19 | 13 | 12 | 20 | 5 | 13 | 29 |
Swell 3 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | E 10 | W 7 | ESE 14 | ENE 10 | ENE 10 | ENE 10 | E 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | NE 9 | NE 9 | SW 6 | SE 10 | SW 6 | SW 6 |
| kJ | 54 | 55 | 56 | 55 | 56 | 48 | 47 | 27 | 19 | 65 | 38 | 38 | 49 | 38 | 38 | 37 | 36 | 35 | 22 | 21 | 5 | 14 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | SW 6 | SW 6 | SW 7 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | WSW 7 | — | — | — | — | — | — | N 2 | N 3 | NNW 5 | N 3 | N 4 | N 5 | N 5 | N 5 | N 5 |
| kJ | 139 | 124 | 140 | 130 | 120 | 135 | 116 | 99 | 127 | — | — | — | — | — | — | 1 | 1 | 10 | 5 | 9 | 16 | 12 | 13 | 13 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 588 | 605 | 94 | 48 | 16 | 48 | 48 | 16 | 16 | 0 | 5 | 5 | 23 | 0 | 0 | 0 | 19 | 23 | 687 | 596 | 23 | 23 | 605 | 23 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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