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Surf Forecasts:
Ikei Island surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 am 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
23.7° C
(Which is 1.7°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 6AM is: 1.8m 8s primary swell from a East direction and 0.1m 12s secondary swell from a Southeast direction (forecast issued at 02:00am May 18). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.8m) | 8s |
| Afternoon (18 May) | 6ft (1.8m) | 9s |
| Evening (18 May) | 6ft (1.8m) | 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 Tue morning. Warm (max 26°C on Tue afternoon, min 22°C on Mon morning). Winds decreasing (fresh winds from the ENE on Mon morning, calm by Tue morning). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 8 | ESE 10 | ESE 10 | ESE 10 | |
439 | 450 | 460 | 460 | 525 | 476 | 471 | 471 | 525 | 460 | 364 | 320 | 328 | 348 | 363 | 311 | 258 | 258 | 232 | 144 | 116 | 248 | 210 | 210 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | glassy | off | off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 6:52AM2.08m | 8:25PM1.87m | 7:34AM2.04m | 9:16PM1.79m | 8:19AM1.97m | |||||||||||||||||||
Low Tide | 1:05AM0.79m | 1:42PM-0.11m | 1:48AM0.86m | 2:29PM-0.06m | 2:34AM0.93m | 3:19PM0.05m | ||||||||||||||||||
 | |  | |  |  | |  | | | |  | | | |  | | | | | | | | | |
 | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — |
— | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 21 | 22 | 22 | 23 | 22 | 22 | 23 | 22 | 22 | 24 | 25 | 26 | 25 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 23 |
20 | 20 | 19 | 19 | 20 | 22 | 20 | 21 | 24 | 24 | 24 | 28 | 28 | 28 | 27 | 25 | 26 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | |
Swell 1 Height (m) Direction Period (s) | ESE 12 | SE 12 | SE 12 | — | — | — | — | — | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 15 | 6 | 6 | — | — | — | — | — | 525 | 460 | 364 | 320 | 328 | 348 | 363 | 311 | 258 | 258 | 232 | 144 | 116 | 248 | 210 | 210 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 8 | ESE 10 | ESE 10 | WNW 4 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 17 | 116 | 104 | 1 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 8 | WNW 4 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 62 | 3 | — | — | — |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | — | — | — | — | — | — | — | W 2 | W 3 | W 4 | W 4 | W 4 | SW 3 | SW 3 | WSW 3 | WSW 4 |
| kJ | 439 | 450 | 460 | 460 | 525 | 476 | 471 | 471 | — | — | — | — | — | — | — | 1 | 5 | 6 | 7 | 7 | 2 | 3 | 4 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 26 | 26 | 26 | 26 | 26 | 24 | 27 | 27 | 24 | 24 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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