Surf Forecasts:
How big are the waves at Yona Bay today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 1.5ft (0.5m), 13s period with E swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 1.5ft (0.5m), 13s period with E swell.
- Evening surf: Evening surf (29 Aug, local time) - 1.5ft (0.5m), 12s period with ENE swell.
The current surf forecast for Yona Bay at 7AM is: 0.5m 13s primary swell from a East direction and 0.5m 9s secondary swell from a West direction (forecast issued at 02:00am August 29). An open ocean swell of 1.9m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 1.5ft (0.5m) | 13s |
| Afternoon (29 Aug) | 1.5ft (0.5m) | 13s |
| Evening (29 Aug) | 1.5ft (0.5m) | 12s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Warm (max 28°C on Sat morning, min 27°C on Sat night). Winds increasing (moderate winds from the ESE on Sat night, strong winds from the E by Mon morning). | ||||||||||||||||||||||||
Saturday 29 | Sunday 30 | Monday 31 | ||||||||||||||||||||||
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) | ENE 13 | E 13 | E 13 | E 13 | ENE 13 | E 13 | E 13 | ENE 12 | E 12 | ENE 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 59 | 90 | 90 | 89 | 57 | 85 | 81 | 87 | 76 | 49 | 73 | 72 | 79 | 46 | 44 | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | 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 | off |
High Tide | 7:27AM2.02m | 8:03PM1.98m | 8:03AM2.05m | 8:28PM2.00m | 8:41AM2.03m | 8:55PM2.00m | ||||||||||||||||||
Low Tide | 1:31AM0.70m | 1:49PM0.36m | 2:01AM0.59m | 2:19PM0.41m | 2:34AM0.50m | 2:50PM0.51m | ||||||||||||||||||
 | | |  | | | | | | | |  | | | |  | |  | |  | | | | | |
 | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 2 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 29 | 29 | 29 | 29 | 29 | 30 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 25 | 25 | 24 | 24 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | W 8 | W 10 | W 9 | S 7 | S 7 | SW 9 | S 7 | S 8 | S 8 | S 8 | S 9 | SSW 9 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 10 | SSW 9 |
| kJ | 35 | 45 | 40 | 24 | 49 | 40 | 54 | 72 | 66 | 69 | 101 | 99 | 77 | 75 | 73 | 55 | 38 | 22 | 25 | 27 | 28 | 28 | 30 | 26 |
Swell 2 Height (m) Direction Period (s) | ENE 13 | E 13 | E 13 | SW 9 | SW 9 | E 13 | SW 9 | ENE 12 | E 12 | ENE 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | SW 9 | WSW 9 | SW 9 | WSW 9 | SW 9 | SW 10 | SW 10 | SW 10 |
| kJ | 59 | 90 | 90 | 43 | 40 | 85 | 36 | 87 | 76 | 49 | 73 | 72 | 79 | 46 | 44 | 43 | 3 | 8 | 13 | 8 | 3 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 9 | E 13 | ENE 13 | W 8 | E 13 | SW 9 | SW 9 | SW 9 | SW 8 | W 6 | SE 10 | W 6 | SW 9 | — | — | S 10 | SW 8 | — | — | — | — | S 9 |
| kJ | 20 | 20 | 29 | 89 | 57 | 12 | 81 | 36 | 40 | 27 | 11 | 1 | 4 | 1 | 21 | — | — | 8 | 11 | — | — | — | — | 6 |
Wind waves Height (m) Direction Period (s) | ESE 7 | SE 7 | SE 7 | ESE 7 | ESE 7 | SE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 |
| kJ | 452 | 452 | 418 | 329 | 256 | 273 | 197 | 168 | 163 | 158 | 141 | 145 | 163 | 187 | 232 | 408 | 708 | 858 | 1064 | 1389 | 1548 | 1646 | 1690 | 1406 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 639 | 628 | 628 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 628 | 66 | 628 | 63 | 628 | 597 | 595 | 595 | 856 | 664 | 664 | 595 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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