Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 2.5ft (0.7m), 5s period with E swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 3.5ft (1.0m), 6s period with ENE swell.
- Evening surf: Evening surf (10 Sep, local time) - 3.5ft (1.1m), 6s period with ENE swell.
The current surf forecast for Riyue Bay (Riyuewan) at 8AM is: 0.4m 7s primary swell from a South direction and 0.1m 9s secondary swell from a East direction, 0.6m 5s secondary swell from a East direction (forecast issued at 01:00am September 10). The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 2.5ft (0.7m) | 5s |
| Afternoon (10 Sep) | 3.5ft (1.0m) | 6s |
| Evening (10 Sep) | 3.5ft (1.1m) | 6s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Thu morning. Warm (max 29°C on Thu afternoon, min 24°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | ||||||||||||||||||||||
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) | S 7 | S 7 | E 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | NE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 27 | 25 | 16 | 36 | 52 | 87 | 95 | 104 | 131 | 272 | 347 | 220 | 237 | 291 | 523 | 1083 | 1074 | 1107 | 1331 | 845 | 1288 | 1294 | 1211 | 1210 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 8:54AM1.49m | 11:36PM0.81m | 9:52AM1.42m | 11:31PM0.89m | 10:46AM1.31m | |||||||||||||||||||
Low Tide | 4:58PM0.19m | 2:54AM0.72m | 5:23PM0.30m | 4:13AM0.62m | 5:40PM0.42m | |||||||||||||||||||
 |  |  | | |  | |  | | | | | | |  | | | |  |  | |  |  | | |
 | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | — | 1 | 1 | 2 | 1 | — | — | — | — | — | — | 1 | 2 | 2 | 1 | — | — | — | — | — | 2 | 2 | — | — |
Temp °C | 25 | 25 | 26 | 27 | 29 | 28 | 26 | 25 | 25 | 24 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 26 | 26 | 26 | 26 |
Feels °C | 29 | 28 | 29 | 28 | 30 | 29 | 27 | 27 | 28 | 26 | 28 | 28 | 28 | 26 | 26 | 26 | 25 | 25 | 25 | 27 | 27 | 26 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | S 7 | E 4 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | ENE 7 | ENE 7 | ENE 7 | S 7 | S 7 | S 7 | S 8 | ENE 9 | E 9 | ENE 9 | ENE 9 | S 7 | E 9 | E 9 | E 9 | E 9 |
| kJ | 27 | 9 | 16 | 16 | 16 | 17 | 9 | 9 | 118 | 132 | 172 | 4 | 4 | 4 | 5 | 645 | 661 | 675 | 740 | 1 | 830 | 758 | 742 | 675 |
Swell 2 Height (m) Direction Period (s) | E 4 | S 7 | E 9 | E 9 | E 12 | E 12 | E 12 | E 12 | S 7 | S 7 | S 7 | — | E 18 | E 18 | E 18 | S 8 | S 8 | S 8 | S 7 | E 16 | S 7 | S 7 | E 17 | S 8 |
| kJ | 5 | 25 | 1 | 2 | 3 | 3 | 3 | 3 | 8 | 9 | 9 | — | 6 | 6 | 6 | 5 | 5 | 4 | 1 | 5 | 1 | 1 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | E 9 | E 9 | E 8 | — | — | — | — | — | E 12 | — | — | — | — | — | — | E 18 | E 18 | E 17 | E 16 | — | E 16 | E 16 | S 7 | E 16 |
| kJ | 2 | 2 | 1 | — | — | — | — | — | 3 | — | — | — | — | — | — | 6 | 6 | 5 | 5 | — | 5 | 5 | 1 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | E 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | NE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | — | — | 15 | 36 | 52 | 87 | 95 | 104 | 131 | 272 | 347 | 220 | 237 | 291 | 523 | 1083 | 1074 | 1107 | 1331 | 845 | 1288 | 1294 | 1211 | 1210 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1090 | 736 | 736 | 1078 | 1079 | 1530 | 1081 | 715 | 0 | 0 | 581 | 576 | 621 | 1078 | 1075 | 607 | 576 | 576 | 581 | 603 | 715 | 715 | 715 | 715 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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