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Surf Forecasts:
Sunabe Seawall surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 am Wednesday 20 May 2026 JSTForecast update in hr min s Forecast update imminent
Sunabe Seawall surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sunabe Seawall sea temperature is
23.6° C
(Which is 2.0°C colder than average for this time of year)How big are the waves at Sunabe Seawall today?
The current surf forecast for Sunabe Seawall at 5PM is: 0.3m 3s primary swell from a Southwest direction (forecast issued at 08:00am May 20). An open ocean swell of 0.8m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 0.5ft (0.2m) | 5s |
| Afternoon (20 May) | 1ft (0.3m) | 3s |
| Evening (20 May) | 1.5ft (0.4m) | 3s |
Table - waves today at Sunabe Seawall. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 22mm), heaviest during Fri morning. Warm (max 25°C on Wed morning, min 23°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNE 4 | N 5 | NNE 5 | SW 3 | SW 3 | SW 3 | SW 3 | SSW 3 | SSW 4 | SW 4 | WSW 5 | WSW 6 | W 6 | WSW 7 | W 7 | E 11 | W 6 | W 6 | W 6 | W 6 | W 6 | NNW 7 | NNW 7 | NNW 7 | |
2 | 2 | 2 | 1 | 2 | 2 | 2 | 6 | 8 | 16 | 28 | 35 | 27 | 0 | 33 | 2 | 13 | 47 | 35 | 24 | 24 | 41 | 62 | 62 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross | cross-on | cross-on | |
High Tide | 8:52AM2.01m | 10:33PM1.79m | 9:40AM1.89m | 11:31PM1.70m | 10:38AM1.75m | 00:37AM1.65m | ||||||||||||||||||
Low Tide | 3:11AM0.90m | 3:49PM0.03m | 4:02AM0.97m | 4:42PM0.19m | 5:04AM1.01m | 5:42PM0.36m | ||||||||||||||||||
 |  | | | |  | | | | | | | |  |  | | |  |  | | |  | | | |
 | 5:39 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 |
 | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:10 | — | — | 7:12 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 7 | 4 | 4 | 1 | — | 2 | |
Temp °C | 23 | 24 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 24 | 24 | 23 | 23 | 24 | 24 | 24 |
26 | 27 | 26 | 26 | 25 | 27 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 26 | 26 | 27 | 28 | 27 | 28 | 26 | 26 | 28 | 26 | 27 | |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | WSW 6 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | W 6 | W 6 | W 6 | WSW 6 | NNW 7 | NNW 7 | NNW 7 |
 kJ | 103 | 106 | 105 | 105 | 105 | 105 | 105 | 81 | 72 | 72 | 74 | 74 | 50 | 74 | 74 | 72 | 52 | 47 | 35 | 24 | 18 | 41 | 62 | 62 |
Swell 2 Height (m) Direction Period (s) | NNE 4 | N 5 | NNE 5 | — | — | — | — | — | — | — | — | — | ESE 10 | — | W 7 | E 11 | W 6 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 2 | 2 | 2 | — | — | — | — | — | — | — | — | — | 74 | — | 33 | 2 | 13 | 51 | 50 | 49 | 49 | 49 | 49 | 49 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 11 | — | — | N 7 | NNW 7 | WSW 6 | WSW 5 | E 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | 1 | 18 | 17 | 11 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | SW 3 | SW 3 | SW 3 | SW 3 | SSW 3 | SSW 4 | SW 4 | WSW 5 | WSW 6 | W 6 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | — | WSW 6 | SW 4 | W 6 | — | — | WSW 5 |
| kJ | — | — | — | 1 | 2 | 2 | 2 | 6 | 8 | 16 | 28 | 35 | 27 | 77 | 82 | 75 | 68 | — | 29 | 7 | 24 | — | — | 19 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 12 | 68 | 68 | 18 | 12 | 26 | 18 | 18 | 68 | 68 | 68 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 10 | 12 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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