Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 4.5ft (1.4m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 4.5ft (1.3m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Sep, local time) - 5ft (1.6m), 8s period with E swell.
The current surf forecast for Riyue Bay (Riyuewan) at 7PM is: 1.5m 8s primary swell from a East direction and 0.2m 14s secondary swell from a East direction (forecast issued at 01:00pm September 18). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 4.5ft (1.4m) | 8s |
| Afternoon (18 Sep) | 4.5ft (1.3m) | 8s |
| Evening (18 Sep) | 5ft (1.6m) | 8s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 28mm), heaviest during Fri night. Warm (max 30°C on Sun afternoon, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | |||||||||||||||||||
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 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 7 | ENE 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 6 | ENE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 237 | 183 | 232 | 253 | 287 | 365 | 336 | 212 | 178 | 155 | 150 | 146 | 142 | 142 | 173 | 92 | 92 | 89 | 86 | 86 | 93 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross-on | cross | cross-off | cross-off |
High Tide | 2:08AM1.34m | 2:59AM1.31m | |||||||||||||||||||
Low Tide | 12:11PM0.37m | 1:35PM0.34m | |||||||||||||||||||
 | | |  | | | | | | | | | | |  |  |  | | |  | | |
 | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | 1 | 3 | 2 | 1 | 5 | 4 | 3 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 26 | 26 | 25 | 26 | 29 | 30 | 28 | 26 | 25 |
Feels °C | 31 | 30 | 30 | 29 | 29 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 30 | 30 | 29 | 30 | 32 | 32 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | E 8 | ENE 13 | ENE 13 | E 14 | E 14 | E 7 | E 7 | E 7 | E 7 | ENE 13 | E 13 | E 13 | E 13 | E 7 | E 7 | E 7 | E 7 | S 7 | S 7 | S 6 | E 6 |
| kJ | 149 | 34 | 17 | 16 | 16 | 276 | 243 | 212 | 178 | 16 | 13 | 13 | 13 | 142 | 114 | 92 | 92 | 1 | 1 | 1 | 68 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | E 14 | E 14 | E 14 | ENE 13 | ENE 13 | — | ENE 13 | — | E 13 | E 13 | E 13 | E 12 | ENE 11 | ENE 11 | S 9 | S 8 |
| kJ | — | — | — | — | — | 16 | 16 | 15 | 32 | 31 | — | 32 | — | 13 | 13 | 13 | 12 | 13 | 13 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 7 | S 6 | — | S 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 1 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 7 | ENE 8 | — | — | E 7 | E 7 | E 7 | E 7 | — | ENE 7 | — | — | E 7 | E 7 | E 6 | ENE 7 |
| kJ | 237 | 183 | 232 | 253 | 287 | 365 | 336 | — | — | 155 | 150 | 146 | 142 | — | 173 | — | — | 89 | 86 | 86 | 93 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 353 | 1249 | 1079 | 349 | 347 | 347 | 0 | 0 | 347 | 1157 | 1243 | 356 | 349 | 0 | 0 | 0 | 1157 | 1157 | 1243 | 0 | 0 |
Best forecast wave conditions in Hainan | |||||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||||
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