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Ada surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 pm 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
23.5° C
(Which is 1.8°C colder than average for this time of year)How big are the waves at Ada today?
The current surf forecast for Ada at 3AM is: 1.8m 8s primary swell from a East direction and 0.2m 12s secondary swell from a East-southeast direction (forecast issued at 08:00pm May 17). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.9m) | 8s |
| Afternoon (18 May) | 6ft (1.9m) | 8s |
| Evening (18 May) | 7ft (2.1m) | 9s |
Table - waves today at Ada. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 26mm), heaviest during Mon night. Warm (max 24°C on Mon night, min 22°C on Sun night). Winds decreasing (fresh winds from the NE on Mon afternoon, light winds from the SSW by Wed afternoon). | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wednesday 20 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
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 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | |
428 | 428 | 477 | 438 | 448 | 501 | 499 | 499 | 568 | 660 | 758 | 650 | 670 | 593 | 469 | 408 | 356 | 311 | 283 | 283 | 238 | 222 | 202 | 230 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | on | on | cross-on | cross-on | cross-on | on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 7:35PM1.87m | 6:55AM2.01m | 8:20PM1.83m | 7:34AM1.98m | 9:07PM1.77m | 8:16AM1.91m | ||||||||||||||||||
Low Tide | 1:09AM0.73m | 1:42PM-0.12m | 1:49AM0.79m | 2:26PM-0.07m | 2:33AM0.86m | |||||||||||||||||||
 |  | | |  | | |  | |  |  | | | |  | | | |  | | | | | | |
 | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — |
 | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | 7:08 |
— | — | — | — | — | — | — | — | — | 7 | 12 | 1 | — | — | 2 | 3 | 1 | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 24 | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 |
19 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 19 | 20 | 24 | 24 | 24 | 24 | 23 | 23 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | SE 13 | ESE 12 | ESE 12 | ESE 12 | SE 12 | — | — | — | — | — | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 |
 kJ | 7 | 15 | 15 | 15 | 6 | — | — | — | — | — | 758 | 650 | 670 | 593 | 469 | 408 | 356 | 311 | 283 | 283 | 238 | 222 | 202 | 230 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 5 | — | — | WNW 5 | WNW 5 | N 5 | N 5 | N 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | 7 | 7 | 1 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 5 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — |
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 9 | — | — | — | W 3 | WSW 4 | WSW 4 | WSW 4 | SW 4 | SW 4 | SSW 4 | SSW 4 | WSW 4 | WSW 4 | W 4 |
| kJ | 428 | 428 | 477 | 438 | 448 | 501 | 499 | 499 | 568 | 660 | — | — | — | 3 | 10 | 13 | 13 | 16 | 16 | 9 | 13 | 15 | 14 | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 72 | 71 | 71 | 69 | 43 | 71 | 69 | 43 | 592 | 43 | 77 | 32 | 14 | 34 | 3 | 48 | 3 | 3 | 3 | 3 | 3 | 3 | 0 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ada surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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