Surf Forecasts:
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 1ft (0.3m) | 8s |
| Afternoon (20 Aug) | - | - |
| Evening (20 Aug) | - | - |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Thu afternoon. Warm (max 28°C on Thu morning, min 27°C on Thu afternoon). Winds increasing (moderate winds from the SE on Thu morning, near gales from the SE by Fri afternoon). | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 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) | ESE 8 | ESE 8 | ESE 8 | ENE 8 | ESE 7 | ESE 7 | S 9 | S 9 | ESE 6 | SE 8 | SE 8 | ENE 8 | SE 7 | SE 7 | ENE 8 | ENE 9 | SSE 9 | NE 9 | ENE 9 | SSE 10 | SSE 10 | SSE 10 | E 14 | S 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 35 | 0 | 0 | 11 | 8 | 0 | 3 | 8 | 0 | 0 | 0 | 15 | 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 | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 10:52PM1.81m | 12:05PM1.41m | 11:25PM1.71m | 2:08PM1.31m | 00:12AM1.61m | 5:30PM1.40m | ||||||||||||||||||
Low Tide | 5:49AM0.73m | 5:04PM1.11m | 7:00AM0.80m | 5:33PM1.26m | 8:42AM0.81m | 8:14PM1.38m | ||||||||||||||||||
 | |  |  | | |  | |  | | | | |  | | | | | | | | | | | |
 | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — |
 | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — |
mm | 1 | 1 | — | — | — | — | 2 | 1 | — | — | — | 1 | 1 | — | — | — | — | 1 | 1 | 1 | — | 1 | 1 | 1 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 27 | 28 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 |
Feels °C | 30 | 30 | 30 | 30 | 29 | 29 | 28 | 29 | 27 | 26 | 25 | 26 | 27 | 24 | 22 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | SSW 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | SW 10 | SW 9 | SW 8 | SW 9 | SW 8 | SW 8 | SW 9 | SW 9 | NE 9 | ENE 9 | SW 10 | S 10 | S 10 | S 9 | S 9 |
| kJ | 13 | 24 | 33 | 94 | 115 | 169 | 185 | 189 | 159 | 4 | 3 | 24 | 12 | 24 | 18 | 13 | 12 | 3 | 8 | 16 | 1330 | 983 | 549 | 528 |
Swell 2 Height (m) Direction Period (s) | SW 8 | SW 8 | S 8 | ENE 8 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | — | — | ENE 8 | SW 9 | SW 9 | ENE 8 | SW 9 | — | — | — | — | — | SW 10 | E 14 | SW 10 |
| kJ | 3 | 3 | 5 | 14 | 3 | 3 | 3 | 3 | 3 | — | — | 35 | 12 | 12 | 11 | 13 | — | — | — | — | — | 16 | 15 | 35 |
Swell 3 Height (m) Direction Period (s) | — | SW 8 | SW 8 | SW 8 | SW 9 | SW 9 | SW 9 | — | — | — | — | — | — | WSW 10 | E 14 | ENE 9 | — | — | — | — | — | — | — | — |
| kJ | — | 3 | 3 | 3 | 12 | 3 | 13 | — | — | — | — | — | — | 10 | 4 | 8 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | ESE 6 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SSE 8 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | ESE 7 | ESE 6 |
| kJ | 397 | 378 | 432 | 302 | 249 | 200 | 207 | 210 | 284 | 756 | 857 | 665 | 456 | 368 | 554 | 1043 | 1748 | 1609 | 1644 | 1644 | 1544 | 1419 | 289 | 225 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 595 | 595 | 595 | 595 | 595 | 595 | 595 | 595 | 595 | 595 | 595 | 655 | 674 | 674 | 595 | 595 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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