Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (11 Sep):
- Morning surf: Morning surf (11 Sep, local time) - 4.5ft (1.4m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (11 Sep, local time) - 5.5ft (1.7m), 8s period with ENE swell.
- Evening surf: Evening surf (11 Sep, local time) - 7ft (2.1m), 8s period with ENE swell.
The current surf forecast for Riyue Bay (Riyuewan) at 9AM is: 1.4m 7s primary swell from a East-northeast direction and 0.3m 7s secondary swell from a South direction, 0.1m 18s secondary swell from a East direction (forecast issued at 01:00am September 11). The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | 4.5ft (1.4m) | 7s |
| Afternoon (11 Sep) | 5.5ft (1.7m) | 8s |
| Evening (11 Sep) | 7ft (2.1m) | 8s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 133mm), heaviest during Sun morning. Warm (max 27°C on Fri morning, min 24°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | E 9 | ESE 8 | SE 8 | SSE 8 | SSE 8 | SSE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 135 | 173 | 188 | 237 | 331 | 408 | 621 | 1221 | 1294 | 1418 | 1713 | 1170 | 1314 | 1495 | 2902 | 1919 | 1281 | 897 | 609 | 785 | 675 | 753 | 731 | 789 |
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 | on | on | on | on | on |
High Tide | 11:36PM0.81m | 9:52AM1.42m | 11:31PM0.89m | 10:46AM1.31m | 11:39PM1.00m | 11:39AM1.17m | ||||||||||||||||||
Low Tide | 2:54AM0.72m | 5:23PM0.30m | 4:13AM0.62m | 5:40PM0.42m | 5:18AM0.53m | 5:51PM0.54m | ||||||||||||||||||
 | |  |  | |  |  |  |  | | | | | | |  | | | | | |  | | | |
 | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | — | — | — | 1 | 2 | 3 | 6 | 2 | 1 | 2 | 2 | 1 | 2 | 1 | 4 | 14 | 2 | 3 | 4 | 37 | 13 | 9 | 5 | 5 |
Temp °C | 25 | 24 | 25 | 27 | 26 | 25 | 24 | 25 | 25 | 24 | 25 | 26 | 26 | 25 | 24 | 26 | 26 | 25 | 26 | 25 | 26 | 26 | 26 | 26 |
Feels °C | 28 | 26 | 26 | 27 | 26 | 25 | 25 | 26 | 25 | 24 | 25 | 25 | 25 | 24 | 23 | 27 | 27 | 26 | 28 | 25 | 27 | 27 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 16 | — | — | ENE 10 | ENE 10 | ENE 9 | ENE 9 | SSE 9 | E 15 | SE 8 | SSE 8 | ENE 8 | ENE 8 |
| kJ | 8 | 9 | 9 | 4 | 4 | 4 | 4 | 741 | 757 | 845 | 1038 | 5 | — | — | 1666 | 1269 | 849 | 572 | 8 | 17 | 675 | 753 | 99 | 75 |
Swell 2 Height (m) Direction Period (s) | E 12 | — | — | — | E 18 | E 18 | E 18 | S 8 | S 8 | S 8 | S 8 | — | — | — | — | — | S 8 | E 15 | E 15 | — | ENE 9 | ENE 8 | E 15 | E 15 |
| kJ | 3 | — | — | — | 6 | 6 | 6 | 1 | 1 | 1 | 1 | — | — | — | — | — | 1 | 4 | 4 | — | 232 | 160 | 17 | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 18 | E 18 | E 17 | E 16 | — | — | — | — | — | — | S 8 | — | — | E 15 | E 15 | — | — |
| kJ | — | — | — | — | — | — | — | 6 | 6 | 5 | 5 | — | — | — | — | — | — | 1 | — | — | 18 | 17 | — | — |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | E 9 | ESE 8 | — | — | SSE 8 | SSE 8 |
| kJ | 135 | 173 | 188 | 237 | 331 | 408 | 621 | 1221 | 1294 | 1418 | 1713 | 1170 | 1314 | 1495 | 2902 | 1919 | 1281 | 897 | 609 | 785 | — | — | 731 | 789 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 576 | 576 | 715 | 1075 | 715 | 1075 | 736 | 576 | 581 | 733 | 1243 | 733 | 733 | 715 | 715 | 715 | 715 | 353 | 347 | 347 | 347 | 356 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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