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Surf Forecasts:
Ikei Island surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 pm Monday 18 May 2026 JSTForecast update in hr min s Forecast update imminent
Ikei Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ikei Island sea temperature is
23.5° C
(Which is 2.0°C colder than average for this time of year)How big are the waves at Ikei Island today?
The current surf forecast for Ikei Island at 11PM is: 2.0m 9s primary swell from a East direction (forecast issued at 08:00pm May 18). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | - | - |
| Evening (18 May) | 6ft (1.9m) | 9s |
Table - waves today at Ikei Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Mon night. Warm (max 26°C on Thu afternoon, min 22°C on Mon night). Winds decreasing (fresh winds from the ENE on Mon night, light winds from the SSE by Tue afternoon). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | |||||||||||||||||||||
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 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | |
471 | 525 | 568 | 749 | 411 | 364 | 368 | 317 | 277 | 277 | 293 | 256 | 256 | 140 | 248 | 248 | 248 | 226 | 210 | 214 | 166 | 166 | 166 | 166 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | on | cross-on | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | |
High Tide | 8:25PM1.87m | 7:34AM2.04m | 9:16PM1.79m | 8:19AM1.97m | 10:12PM1.70m | 9:08AM1.85m | ||||||||||||||||||
Low Tide | 1:48AM0.86m | 2:29PM-0.06m | 2:34AM0.93m | 3:19PM0.05m | 3:25AM1.00m | |||||||||||||||||||
 |  |  |  |  |  | | | |  | | | | | | | | | | |  | | | | |
 | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — |
 | 7:07 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | 7:09 |
— | — | — | 1 | — | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 22 | 23 | 23 | 25 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 26 |
21 | 20 | 21 | 24 | 24 | 27 | 27 | 29 | 29 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
 kJ | — | — | — | 513 | 411 | 364 | 368 | 317 | 277 | 277 | 293 | 256 | 256 | 140 | 248 | 248 | 248 | 226 | 210 | 214 | 166 | 166 | 166 | 166 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 10 | ENE 8 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 80 | 7 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 9 | E 9 | E 8 | E 8 | — | — | — | — | — | — | — | — | — | WSW 2 | WSW 3 | SW 3 | SW 3 | WSW 3 | SW 3 | SSW 3 | SSW 4 | SW 4 | SW 4 | SW 4 |
| kJ | 471 | 525 | 568 | 749 | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 2 | 1 | 2 | 6 | 11 | 8 | 11 | 21 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 26 | 26 | 26 | 639 | 26 | 24 | 24 | 24 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 46 | 46 | 0 | 0 | 0 | 0 | 0 | 46 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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