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Ada surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 am Sunday 17 May 2026 JSTForecast update in hr min s Forecast update imminent
Ada surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ada sea temperature is
23.7° C
(Which is 1.5°C colder than average for this time of year)How big are the waves at Ada today?
The current surf forecast for Ada at 5PM is: 1.8m 8s primary swell from a East direction and 0.1m 13s secondary swell from a Southeast direction (forecast issued at 08:00am May 17). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 6ft (1.8m) | 8s |
| Afternoon (17 May) | 6ft (1.8m) | 8s |
| Evening (17 May) | 6ft (1.8m) | 8s |
Table - waves today at Ada. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Mon night. Warm (max 24°C on Tue morning, min 22°C on Sun morning). Winds decreasing (fresh winds from the E on Sun morning, light winds from the NNW by Tue afternoon). | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | |
489 | 454 | 493 | 439 | 428 | 428 | 427 | 438 | 439 | 448 | 438 | 438 | 438 | 438 | 448 | 448 | 460 | 460 | 411 | 364 | 326 | 284 | 247 | 230 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | off | off | |
High Tide | 6:18AM1.99m | 7:35PM1.87m | 6:55AM2.01m | 8:20PM1.83m | 7:34AM1.98m | 9:07PM1.77m | ||||||||||||||||||
Low Tide | 12:59PM-0.11m | 1:09AM0.73m | 1:42PM-0.12m | 1:49AM0.79m | 2:26PM-0.07m | 2:33AM0.86m | ||||||||||||||||||
 | | | | |  | | | | | |  | |  | |  |  | | |  | | | | | |
 | 5:37 | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | 7:08 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 | 1 | 1 | — | — | — | — | |
Temp °C | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 24 | 23 | 23 | 22 |
18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 22 | 23 | 22 | 24 | 26 | 26 | 26 | 25 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | SE 14 | SE 13 | SE 14 | SE 13 | SE 13 | SE 13 | ESE 12 | ESE 12 | SE 12 | SE 12 | SE 12 | SE 12 | — | — | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 |
 kJ | 7 | 7 | 7 | 7 | 7 | 6 | 15 | 15 | 6 | 6 | 6 | 6 | — | — | 448 | 448 | 460 | 460 | 411 | 364 | 326 | 284 | 247 | 230 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 4 | — | — | NNE 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — | — | — | — | — | SW 2 | SW 4 | SW 4 | SW 4 | WSW 4 |
| kJ | 489 | 454 | 493 | 439 | 428 | 428 | 427 | 438 | 439 | 448 | 438 | 438 | 438 | 438 | — | — | — | — | — | 1 | 8 | 3 | 5 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 43 | 592 | 984 | 71 | 71 | 69 | 71 | 69 | 69 | 69 | 69 | 43 | 71 | 69 | 43 | 43 | 43 | 43 | 32 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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