Surf Forecasts:
How big are the waves at Yona Bay today (17 Jun):
- Morning surf: Morning surf (17 Jun, local time) - 2ft (0.6m), 7s period with W swell.
- Afternoon surf: Afternoon surf (17 Jun, local time) - 1.5ft (0.5m), 8s period with W swell.
- Evening surf: Evening surf (17 Jun, local time) - 1.5ft (0.4m), 9s period with ENE swell.
The current surf forecast for Yona Bay at 11AM is: 0.6m 7s primary swell from a West direction and 0.4m 9s secondary swell from a East-northeast direction (forecast issued at 02:00am June 17). An open ocean swell of 0.7m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jun) | 2ft (0.6m) | 7s |
| Afternoon (17 Jun) | 1.5ft (0.5m) | 8s |
| Evening (17 Jun) | 1.5ft (0.4m) | 9s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed morning. Warm (max 28°C on Thu morning, min 25°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
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) | W 8 | ENE 9 | ENE 8 | W 7 | ENE 9 | W 8 | W 7 | ENE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | E 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | W 6 | E 9 | E 9 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 48 | 42 | 28 | 37 | 29 | 28 | 28 | 29 | 19 | 19 | 18 | 18 | 18 | 15 | 16 | 15 | 15 | 15 | 15 | 15 | 20 | 15 | 15 | 31 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 7:49AM2.03m | 9:24PM1.85m | 8:35AM1.98m | 10:07PM1.81m | 9:24AM1.88m | |||||||||||||||||||
Low Tide | 2:07AM0.91m | 2:42PM0.01m | 2:53AM0.90m | 3:27PM0.10m | 3:42AM0.89m | 4:13PM0.24m | ||||||||||||||||||
 | |  | |  | | |  |  | |  | | | | | | | |  | | | | |  | |
 | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — |
mm | 4 | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 28 | 28 | 26 | 26 | 25 | 25 | 25 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 28 | 27 | 26 | 28 | 29 | 30 | 30 | 31 | 30 | 29 | 28 | 29 | 31 | 30 | 29 | 30 | 29 | 28 | 28 | 31 | 29 | 29 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | W 8 | ENE 9 | W 8 | W 7 | WSW 7 | W 8 | W 7 | SSW 6 | W 6 | W 6 | W 7 | W 6 | W 6 | W 6 | W 5 | WSW 4 | E 9 | W 7 | E 9 | W 7 | W 6 | W 6 | W 6 | SE 10 |
| kJ | 48 | 42 | 30 | 37 | 52 | 28 | 26 | 24 | 19 | 12 | 15 | 13 | 7 | 7 | 5 | 4 | 15 | 27 | 15 | 23 | 20 | 12 | 18 | 24 |
Swell 2 Height (m) Direction Period (s) | ENE 8 | W 8 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | W 7 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 9 | E 9 | SE 10 | E 9 | ENE 9 | E 9 | E 9 | SE 10 | SE 10 | E 9 |
| kJ | 41 | 33 | 28 | 29 | 29 | 28 | 28 | 21 | 19 | 19 | 18 | 18 | 18 | 14 | 15 | 15 | 14 | 15 | 8 | 15 | 15 | 24 | 24 | 14 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | ESE 10 | E 10 | E 10 | SW 7 | E 10 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 8 | ENE 9 | ENE 9 | ESE 9 | SE 9 | SE 9 | E 9 | E 9 | ENE 10 |
| kJ | 4 | 4 | 10 | 8 | 7 | 12 | 17 | 29 | 13 | 13 | 15 | 15 | 15 | 15 | 16 | 7 | 8 | 8 | 8 | 13 | 14 | 15 | 15 | 10 |
Wind waves Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 6 | S 6 | S 6 | SSW 7 | — | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 3 | S 4 | SW 8 | S 4 | WSW 7 | SSW 3 | S 3 | S 4 | S 4 | SW 6 |
| kJ | 75 | 77 | 82 | 55 | 38 | 29 | 35 | — | 23 | 22 | 22 | 20 | 21 | 20 | 9 | 6 | 37 | 4 | 33 | 3 | 6 | 9 | 10 | 31 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 595 | 595 | 14 | 0 | 14 | 0 | 0 | 0 | 0 | 66 | 14 | 595 | 595 | 597 | 605 | 644 | 622 | 605 | 605 | 605 | 14 | 645 | 738 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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