Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 3ft (0.9m), 8s period with E swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 3ft (0.9m), 8s period with E swell.
- Evening surf: Evening surf (18 Oct, local time) - 3.5ft (1.0m), 8s period with E swell.
The current surf forecast for Riyue Bay (Riyuewan) at 11AM is: 0.9m 8s primary swell from a East direction and 0.1m 7s secondary swell from a Southeast direction (forecast issued at 07:00am October 18). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 3ft (0.9m) | 8s |
| Afternoon (18 Oct) | 3ft (0.9m) | 8s |
| Evening (18 Oct) | 3.5ft (1.0m) | 8s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Sun night. Warm (max 29°C on Sun morning, min 25°C on Mon morning). Wind will be generally light. | |||||||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | |||||||||||||||||||||
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) | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 90 | 90 | 93 | 93 | 93 | 143 | 163 | 191 | 159 | 280 | 295 | 217 | 217 | 245 | 238 | 193 | 193 | 167 | 176 | 148 | 146 | 142 | 146 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross-on | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-off | cross-off |
High Tide | 2:05AM1.32m | 3:09AM1.26m | |||||||||||||||||||||
Low Tide | 11:10AM0.31m | 12:21PM0.33m | 1:14PM0.33m | ||||||||||||||||||||
 |  | | | | |  | | |  | | | | |  | | | | |  | | | | |
 | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — | — |
mm | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 | 1 | — | — | — | 1 | — | — | — |
Temp °C | 25 | 26 | 29 | 29 | 28 | 26 | 26 | 26 | 26 | 25 | 28 | 29 | 28 | 26 | 25 | 25 | 25 | 25 | 29 | 29 | 28 | 26 | 25 |
Feels °C | 29 | 30 | 33 | 31 | 31 | 30 | 30 | 30 | 30 | 29 | 30 | 30 | 30 | 29 | 28 | 29 | 29 | 28 | 32 | 31 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 90 | 90 | 93 | 93 | 93 | 90 | 111 | 135 | 159 | 167 | 217 | 217 | 217 | 182 | 173 | 193 | 193 | 167 | 176 | 148 | 146 | 142 | 146 |
Swell 2 Height (m) Direction Period (s) | — | E 9 | SE 7 | SE 7 | SE 6 | SE 6 | SE 6 | SSE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 15 | 2 | 2 | 7 | 6 | 5 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | E 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | ENE 3 | ENE 8 | E 8 | E 8 | — | E 8 | E 8 | — | — | E 8 | ENE 8 | — | — | — | — | — | — | — | NE 3 |
| kJ | — | — | — | — | 1 | 143 | 163 | 191 | — | 280 | 295 | — | — | 245 | 238 | — | — | — | — | — | — | — | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 356 | 1700 | 1309 | 1079 | 356 | 349 | 75 | 0 | 347 | 1597 | 1597 | 349 | 0 | 0 | 0 | 0 | 347 | 1160 | 1160 | 0 | 0 |
Best forecast wave conditions in Hainan | |||||||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||||||
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