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Surf Forecasts:
Castles surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 pm Sunday 03 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
23.5° C
(Which is 1.5°C colder than average for this time of year)How big are the waves at Castles today?
The current surf forecast for Castles at 3AM is: 0.7m 9s primary swell from a East-southeast direction (forecast issued at 08:00pm May 03). An open ocean swell of 0.8m 6s is not directed at the surf break, a second open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 2.5ft (0.7m) | 9s |
| Afternoon (04 May) | 2.5ft (0.7m) | 9s |
| Evening (04 May) | 2.5ft (0.7m) | 9s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 106mm), heaviest during Wed morning. Warm (max 25°C on Sun night, min 16°C on Mon afternoon). Mainly strong winds. | ||||||||||||||||||||||||
Sun 3 | Monday 4 | Tuesday 5 | Wednesday 6 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | NE 5 | ENE 5 | E 5 | E 5 | E 7 | E 6 | E 6 | E 6 | E 7 | E 9 | ESE 9 | E 9 | E 9 | |
88 | 86 | 86 | 86 | 86 | 86 | 86 | 90 | 90 | 92 | 69 | 85 | 91 | 78 | 80 | 123 | 125 | 191 | 261 | 282 | 402 | 366 | 304 | 445 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-off | cross | off | |
High Tide | 8:32PM1.77m | 7:39AM1.96m | 9:06PM1.69m | 8:04AM1.91m | 9:41PM1.61m | 8:31AM1.85m | ||||||||||||||||||
Low Tide | 1:58AM0.82m | 2:32PM0.08m | 2:25AM0.90m | 3:04PM0.16m | 2:53AM0.98m | |||||||||||||||||||
 |  |  |  |  |  | | | | |  | | | | | | |  | |  |  |  | |  | |
 | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | 7:02 |
— | — | 1 | 1 | 1 | — | — | — | 1 | 1 | — | 1 | 1 | 1 | 1 | 2 | 4 | 9 | 9 | 12 | 9 | 37 | 14 | 1 | |
Temp °C | 25 | 25 | 24 | 20 | 19 | 19 | 20 | 18 | 16 | 16 | 16 | 16 | 17 | 18 | 18 | 19 | 19 | 19 | 20 | 21 | 22 | 20 | 20 | 21 |
26 | 26 | 25 | 17 | 16 | 16 | 16 | 11 | 10 | 10 | 11 | 12 | 12 | 14 | 14 | 16 | 16 | 15 | 16 | 17 | 21 | 20 | 20 | 23 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | SW 6 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | NNW 6 | E 9 | E 9 | E 10 | ESE 10 | NNW 6 | NNW 6 | NNW 6 | E 9 | ESE 9 | E 9 | SSW 6 |
 kJ | 88 | 86 | 86 | 38 | 86 | 86 | 86 | 90 | 90 | 92 | 69 | 68 | 33 | 64 | 64 | 65 | 71 | 8 | 8 | 4 | 402 | 366 | 304 | 52 |
Swell 2 Height (m) Direction Period (s) | N 6 | N 6 | N 6 | ESE 9 | WSW 6 | W 6 | WSW 6 | WNW 7 | WNW 7 | W 7 | W 7 | NNW 6 | W 6 | N 7 | NNW 7 | NNW 7 | NNW 7 | — | — | N 8 | NNW 6 | NNW 6 | S 5 | NNW 6 |
| kJ | 1 | 1 | 1 | 86 | 29 | 19 | 12 | 16 | 16 | 8 | 4 | 23 | 1 | 23 | 15 | 15 | 9 | — | — | 1 | 4 | 3 | 24 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SE 5 | SSE 5 | SSE 5 | WNW 7 | WSW 6 | SW 6 | WNW 6 | SW 6 | W 6 | W 7 | NW 6 | WNW 6 | — | — | — | — | — | N 8 | — | NNW 6 | NNW 6 |
| kJ | — | — | — | 6 | 7 | 2 | 5 | 3 | 1 | 4 | 2 | 3 | 1 | 6 | 4 | — | — | — | — | — | 1 | — | 7 | 4 |
Wind waves Height (m) Direction Period (s) | S 5 | SSW 5 | SSW 5 | NNW 3 | N 4 | N 5 | N 6 | N 5 | NNE 5 | NNE 5 | NE 5 | NE 5 | ENE 5 | E 5 | E 5 | E 7 | E 6 | E 6 | E 6 | E 7 | — | — | S 5 | E 9 |
| kJ | 45 | 41 | 42 | 9 | 41 | 77 | 74 | 106 | 98 | 92 | 124 | 85 | 91 | 78 | 80 | 123 | 125 | 191 | 261 | 282 | — | — | 64 | 445 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 588 | 48 | 19 | 719 | 720 | 731 | 772 | 697 | 688 | 688 | 63 | 63 | 605 | 32 | 605 | 588 | 588 | 588 | 596 | 596 | 29 | 596 | 17 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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