Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 5.5ft (1.7m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 5ft (1.6m), 7s period with ENE swell.
- Evening surf: Evening surf (19 Sep, local time) - 4.5ft (1.3m), 7s period with E swell.
The current surf forecast for Riyue Bay (Riyuewan) at 8PM is: 1.3m 7s primary swell from a East direction and 0.2m 13s secondary swell from a East direction (forecast issued at 01:00pm September 19). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 5.5ft (1.7m) | 7s |
| Afternoon (19 Sep) | 5ft (1.6m) | 7s |
| Evening (19 Sep) | 4.5ft (1.3m) | 7s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sat afternoon. Warm (max 30°C on Sun afternoon, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | |||||||||||||||||||
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 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | ESE 18 | E 17 | E 16 | E 16 | E 15 | E 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 206 | 245 | 176 | 166 | 191 | 166 | 161 | 111 | 111 | 92 | 92 | 94 | 86 | 66 | 66 | 61 | 53 | 81 | 80 | 72 | 106 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross-off |
High Tide | 2:59AM1.31m | 4:11AM1.29m | |||||||||||||||||||
Low Tide | 1:35PM0.34m | 2:31PM0.31m | |||||||||||||||||||
 | | |  | |  |  |  |  |  | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | 3 | 3 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 27 | 26 | 26 | 25 | 26 | 28 | 30 | 28 | 26 | 25 | 24 | 25 | 26 | 29 | 29 | 28 | 26 | 25 |
Feels °C | 31 | 31 | 32 | 31 | 30 | 30 | 29 | 29 | 31 | 31 | 29 | 29 | 29 | 28 | 29 | 30 | 32 | 31 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | E 13 | E 13 | E 7 | E 7 | E 7 | E 7 | E 7 | S 7 | S 7 | S 7 | E 7 | E 6 | E 6 | E 6 | E 6 | E 16 | E 16 | E 6 | E 6 |
| kJ | 206 | 173 | 13 | 13 | 142 | 114 | 117 | 111 | 111 | 1 | 1 | 1 | 86 | 66 | 66 | 51 | 51 | 81 | 80 | 38 | 26 |
Swell 2 Height (m) Direction Period (s) | ENE 13 | ENE 13 | — | — | E 13 | E 13 | E 13 | E 13 | — | E 12 | ENE 11 | S 8 | E 20 | E 19 | E 18 | ESE 18 | E 17 | E 8 | E 9 | E 15 | E 15 |
| kJ | 32 | 31 | — | — | 13 | 13 | 13 | 13 | — | 12 | 13 | 1 | 8 | 7 | 27 | 61 | 53 | 23 | 13 | 72 | 106 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | S 7 | S 7 | S 7 | S 6 | — | S 6 | S 8 | S 7 | S 7 | S 7 | S 6 | S 6 | E 9 | E 10 |
| kJ | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 13 | 16 |
Wind waves Height (m) Direction Period (s) | — | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | — | — | E 7 | E 7 | E 7 | — | — | — | — | — | E 6 | E 6 | — | ENE 6 |
| kJ | — | 245 | 176 | 166 | 191 | 166 | 161 | — | — | 92 | 92 | 94 | — | — | — | — | — | 39 | 38 | — | 39 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1249 | 1157 | 1243 | 347 | 0 | 0 | 0 | 0 | 347 | 1157 | 347 | 0 | 0 | 75 | 0 | 0 | 75 | 347 | 347 | 75 | 0 |
Best forecast wave conditions in Hainan | |||||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||||
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