Surf Forecasts:
How big are the waves at Oku today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 10ft (3.0m), 14s period with E swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 10ft (3.0m), 14s period with E swell.
- Evening surf: Evening surf (20 Sep, local time) - 10ft (3.0m), 14s period with ENE swell.
The current surf forecast for Oku at 1PM is: 3.0m 14s primary swell from a East direction and 1.2m 7s secondary swell from a North direction (forecast issued at 08:00am September 20). An open ocean swell of 0.3m 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) | 10ft (3.0m) | 14s |
| Afternoon (20 Sep) | 10ft (3.0m) | 14s |
| Evening (20 Sep) | 10ft (3.0m) | 14s |
Table - waves today at Oku. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Sun morning, min 26°C on Sun night). Winds decreasing (fresh winds from the NNW on Sun night, light winds from the NW by Tue night). | ||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||
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 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 14 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 2651 | 3135 | 3294 | 3187 | 3322 | 3106 | 2515 | 1915 | 1501 | 1051 | 838 | 569 | 439 | 428 | 381 | 390 | 401 | 354 | 304 | 297 | 258 | 253 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 4:18PM1.31m | 1:37AM1.35m | 4:52PM1.41m | 3:24AM1.42m | 5:16PM1.52m | |||||||||||||||||
Low Tide | 7:53AM0.71m | 8:44PM1.23m | 9:30AM0.65m | 10:14PM1.11m | 10:25AM0.55m | |||||||||||||||||
 |  | | | |  | |  | | |  | | | | | | | | | | | | |
 | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — |
 | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 28 | 27 | 28 | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 27 |
Feels °C | 27 | 29 | 27 | 29 | 27 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 23 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 27 |
Swell 1 Height (m) Direction Period (s) | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 14 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | N 8 | ENE 11 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | 2651 | 3135 | 3294 | 3187 | 3322 | 3106 | 2515 | 1915 | 1501 | 1051 | 838 | 569 | 429 | 336 | 280 | 390 | 163 | 354 | 304 | 297 | 258 | 253 |
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 | ENE 11 | E 10 | ENE 11 | NE 11 | NE 11 | ENE 11 | NE 11 |
| kJ | 5 | 12 | 12 | 12 | 12 | 12 | 12 | 5 | 5 | 5 | 5 | 1 | 1 | 1 | 1 | 227 | 2 | 163 | 126 | 97 | 78 | 57 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | ESE 18 | — | — | — | — | SE 10 | E 10 | SE 10 | SE 10 | SE 10 | S 8 | SE 10 | E 10 | E 10 | E 10 | E 12 | E 12 |
| kJ | — | — | — | — | — | 32 | — | — | — | — | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 7 | 12 | 10 |
Wind waves Height (m) Direction Period (s) | N 7 | N 7 | N 7 | N 7 | N 7 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | — | — | — | — |
| kJ | 123 | 123 | 135 | 128 | 126 | 253 | 359 | 513 | 593 | 546 | 501 | 439 | 439 | 428 | 381 | 196 | 401 | 142 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 582 | 582 | 582 | 582 | 582 | 583 | 583 | 583 | 583 | 583 | 731 | 731 | 582 | 626 | 41 | 41 | 41 | 41 | 55 | 906 | 1280 | 14 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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