Surf Forecasts:
How big are the waves at Yona Bay today (23 Oct):
- Morning surf: Morning surf (23 Oct, local time) - 2.5ft (0.8m), 8s period with N swell.
- Afternoon surf: Afternoon surf (23 Oct, local time) - 1.5ft (0.5m), 8s period with N swell.
- Evening surf: Evening surf (23 Oct, local time) - 1ft (0.3m), 8s period with NNW swell.
The current surf forecast for Yona Bay at 8AM is: 0.9m 8s primary swell from a North-northwest direction and 0.8m 8s secondary swell from a North direction (forecast issued at 02:00am October 23). An open ocean swell of 5.0m 14s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Oct) | 2.5ft (0.8m) | 8s |
| Afternoon (23 Oct) | 1.5ft (0.5m) | 8s |
| Evening (23 Oct) | 1ft (0.3m) | 8s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 22mm), heaviest during Fri morning. Warm (max 27°C on Fri morning, min 26°C on Sat night). Winds decreasing (strong winds from the ESE on Fri morning, light winds from the SSW by Sun night). | ||||||||||||||||||||||||
Friday 23 | Saturday 24 | Sunday 25 | ||||||||||||||||||||||
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 8 | E 8 | E 8 | N 8 | N 8 | N 8 | NNW 8 | NNW 8 | N 8 | N 8 | SSW 13 | SSW 13 | SSE 9 | SSE 9 | SSE 10 | NE 11 | ENE 11 | ENE 10 | NE 10 | ENE 10 | ENE 9 | ENE 9 | ESE 9 | ESE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 767 | 892 | 939 | 86 | 48 | 32 | 20 | 11 | 10 | 4 | 0 | 0 | 0 | 0 | 0 | 5 | 12 | 10 | 25 | 35 | 34 | 32 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off |
High Tide | 4:57AM1.62m | 5:21PM1.76m | 5:41AM1.76m | 5:48PM1.84m | 6:22AM1.86m | 6:17PM1.91m | ||||||||||||||||||
Low Tide | 11:01PM0.75m | 11:05AM0.59m | 11:33PM0.56m | 11:44AM0.57m | 00:06AM0.37m | 12:19PM0.57m | ||||||||||||||||||
 | |  |  | | | | | | | | | | | | | | | |  | | |  | | |
 | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — |
 | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:50 | — | — |
mm | 8 | 8 | 5 | 4 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | — | 1 | — | — | — |
Temp °C | 25 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 |
Feels °C | 22 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 25 | 25 | 26 | 27 | 28 | 28 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSE 14 | SSE 14 | SSE 14 | N 8 | N 8 | N 8 | NNW 8 | NNW 8 | N 8 | N 8 | SSW 13 | SSW 13 | — | SW 12 | SW 13 | SW 12 | SW 13 | SW 12 | SW 12 | SW 11 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 5020 | 5602 | 6363 | 86 | 48 | 32 | 20 | 11 | 10 | 4 | 5454 | 3354 | — | 864 | 411 | 502 | 480 | 448 | 259 | 258 | 193 | 169 | 213 | 211 |
Swell 2 Height (m) Direction Period (s) | N 8 | N 8 | NNW 8 | N 8 | NNW 8 | — | — | — | — | — | — | — | — | — | — | NE 11 | ENE 11 | ENE 10 | NE 10 | E 9 | SW 11 | SW 10 | S 8 | S 8 |
| kJ | 200 | 173 | 115 | 35 | 22 | — | — | — | — | — | — | — | — | — | — | 5 | 12 | 10 | 25 | 45 | 187 | 124 | 153 | 122 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 9 | N 9 | N 9 | ENE 10 | ENE 9 | ENE 9 | SW 10 | SW 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 6 | 6 | 35 | 34 | 32 | 100 | 55 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | SSE 14 | SSE 14 | SSE 14 | SSE 15 | SSE 15 | SSE 14 | SSE 13 | SSE 13 | SSE 9 | SSE 9 | SSE 9 | SSE 10 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | S 8 | S 8 | — | — |
| kJ | 767 | 892 | 939 | 9723 | 10605 | 10110 | 10700 | 9930 | 7641 | 5770 | 5183 | 2751 | 2484 | 2252 | 1734 | 1416 | 1131 | 844 | 738 | 434 | 260 | 185 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 595 | 681 | 690 | 595 | 690 | 690 | 690 | 690 | 595 | 639 | 639 | 641 | 677 | 738 | 679 | 644 | 644 | 644 | 628 | 628 | 655 | 664 | 66 | 66 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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