Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 8ft (2.5m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 8ft (2.5m), 9s period with ENE swell.
- Evening surf: Evening surf (12 Sep, local time) - 8ft (2.5m), 9s period with ENE swell.
The current surf forecast for Riyue Bay (Riyuewan) at 5AM is: 2.5m 9s primary swell from a East-northeast direction and 0.1m 8s secondary swell from a South direction, 0.1m 17s secondary swell from a East direction (forecast issued at 01:00am September 12). The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 8ft (2.5m) | 9s |
| Afternoon (12 Sep) | 8ft (2.5m) | 9s |
| Evening (12 Sep) | 8ft (2.5m) | 9s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 311mm), heaviest during Sat afternoon. Warm (max 25°C on Sat morning, min 24°C on Sun night). Winds decreasing (fresh winds from the NE on Sat night, light winds from the SSW by Mon night). | ||||||||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||||||||||||
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 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 8 | S 7 | SSE 7 | SSE 7 | SSE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 828 | 1070 | 972 | 1323 | 1182 | 1202 | 1094 | 1350 | 893 | 474 | 383 | 344 | 440 | 346 | 308 | 296 | 286 | 325 | 400 | 346 | 285 | 191 | 157 | 111 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross-off | cross | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | cross-on | on | cross-on | cross-on |
High Tide | 11:31PM0.89m | 10:46AM1.31m | 11:39PM1.00m | 11:39AM1.17m | 11:53PM1.11m | 12:33PM1.02m | ||||||||||||||||||
Low Tide | 4:13AM0.62m | 5:40PM0.42m | 5:18AM0.53m | 5:51PM0.54m | 6:18AM0.45m | 5:55PM0.64m | ||||||||||||||||||
 |  |  | | | | |  | | | | | | | | | | |  | | | | |  | |
 | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:43 | — | — |
mm | 23 | 14 | 28 | 16 | 31 | 14 | 27 | 6 | 4 | 8 | 11 | 24 | 23 | 13 | 7 | 22 | 14 | 10 | 9 | 11 | 6 | 11 | 9 | 2 |
Temp °C | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 24 | 24 | 24 | 25 |
Feels °C | 24 | 23 | 26 | 25 | 27 | 25 | 25 | 26 | 28 | 29 | 27 | 28 | 26 | 25 | 26 | 26 | 26 | 25 | 26 | 28 | 27 | 26 | 26 | 29 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 | S 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | SE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SSE 8 | S 7 | SSE 7 | SSE 7 | SSE 7 |
| kJ | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 847 | 572 | 474 | 329 | 208 | 127 | 346 | 76 | 58 | 58 | 55 | 35 | 346 | 285 | 191 | 157 | 111 |
Swell 2 Height (m) Direction Period (s) | E 18 | E 17 | E 16 | E 16 | E 16 | E 16 | S 7 | S 8 | S 8 | SE 9 | SE 8 | E 15 | E 15 | ENE 8 | E 15 | E 15 | E 14 | E 14 | E 14 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 6 | 6 | 5 | 5 | 5 | 5 | 1 | 5 | 5 | 62 | 173 | 17 | 18 | 99 | 17 | 17 | 16 | 16 | 16 | 33 | 32 | 21 | 21 | 21 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 16 | SE 9 | E 15 | E 15 | — | — | E 15 | — | — | — | — | — | E 14 | E 14 | E 14 | E 14 | E 14 |
| kJ | — | — | — | — | — | — | — | 5 | 3 | 4 | 17 | — | — | 17 | — | — | — | — | — | 16 | 16 | 15 | 15 | 15 |
Wind waves Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | — | SE 8 | SE 8 | SE 7 | — | SE 7 | SE 7 | SSE 7 | SSE 7 | SSE 7 | — | — | — | — | — |
| kJ | 828 | 1070 | 972 | 1323 | 1182 | 1202 | 1094 | 1350 | 893 | — | 383 | 344 | 440 | — | 308 | 296 | 286 | 325 | 400 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 715 | 603 | 576 | 356 | 715 | 715 | 715 | 715 | 359 | 37 | 347 | 347 | 347 | 347 | 347 | 347 | 347 | 347 | 347 | 347 | 1249 | 1243 | 359 | 347 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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