Surf Forecasts:
How big are the waves at Ikei Island today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 8ft (2.4m), 14s period with E swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 8ft (2.4m), 14s period with E swell.
- Evening surf: Evening surf (20 Sep, local time) - 8ft (2.4m), 14s period with ENE swell.
The current surf forecast for Ikei Island at 7AM is: 2.3m 14s primary swell from a East direction and 0.9m 7s secondary swell from a North direction (forecast issued at 02:00am September 20). An open ocean swell of 0.4m 8s 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 Sep) | 8ft (2.4m) | 14s |
| Afternoon (20 Sep) | 8ft (2.4m) | 14s |
| Evening (20 Sep) | 8ft (2.4m) | 14s |
Table - waves today at Ikei Island. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun morning. Warm (max 29°C on Sun morning, min 25°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | N 8 | N 8 | ENE 11 | N 8 | N 8 | N 8 | N 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1873 | 1972 | 1891 | 2293 | 2280 | 2147 | 2211 | 2039 | 1792 | 1430 | 977 | 730 | 557 | 412 | 322 | 265 | 215 | 166 | 136 | 113 | 109 | 111 | 108 | 108 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross-on | cross | cross | cross | cross-on |
High Tide | 11:06PM1.45m | 3:51PM1.34m | 1:24AM1.40m | 4:31PM1.45m | 3:09AM1.48m | 4:57PM1.56m | ||||||||||||||||||
Low Tide | 7:35AM0.73m | 8:11PM1.25m | 9:11AM0.66m | 9:49PM1.13m | 10:07AM0.55m | |||||||||||||||||||
 | | |  |  | | | | | |  | | |  |  |  | | | | | | | | | |
 | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:24 | — |
mm | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 28 | 29 | 29 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 28 | 26 | 26 |
Feels °C | 31 | 29 | 28 | 30 | 31 | 30 | 29 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 25 | 26 | 25 | 26 | 27 | 26 | 27 | 28 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | 1873 | 1972 | 1891 | 2293 | 2280 | 2147 | 2211 | 2039 | 1792 | 1430 | 977 | 730 | 557 | 412 | 322 | 265 | 215 | 161 | 136 | 112 | 109 | 111 | 108 | 108 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | ENE 11 | NE 11 | ENE 11 | ENE 11 | ENE 11 | NE 11 | NE 11 |
| kJ | 22 | 22 | 22 | 21 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 5 | 5 | 5 | 5 | 5 | 166 | 128 | 113 | 87 | 87 | 60 | 30 |
Swell 3 Height (m) Direction Period (s) | N 8 | S 8 | — | — | ESE 18 | ESE 18 | — | — | — | — | — | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | S 8 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 |
| kJ | 21 | 22 | — | — | 32 | 34 | — | — | — | — | — | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 4 | 4 | 4 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | N 5 | N 5 | N 7 | N 7 | N 7 | NNW 7 | NNW 7 | NNW 7 | N 8 | NNW 8 | NNW 8 | N 8 | NNW 8 | N 8 | N 8 | N 8 | N 8 | — | N 8 | — | — | — | — | — |
| kJ | 16 | 36 | 57 | 70 | 74 | 82 | 77 | 77 | 153 | 187 | 251 | 294 | 270 | 234 | 200 | 196 | 161 | — | 86 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 8 | 17 | 635 | 635 | 639 | 639 | 639 | 635 | 635 | 635 | 635 | 635 | 774 | 672 | 639 | 635 | 17 | 17 | 17 | 17 | 8 | 964 | 979 | 24 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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