Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 3.5ft (1.1m), 8s period with E swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 3.5ft (1.1m), 8s period with E swell.
- Evening surf: Evening surf (21 Oct, local time) - 3.5ft (1.1m), 8s period with E swell.
The current surf forecast for Riyue Bay (Riyuewan) at 8AM is: 1.1m 8s primary swell from a East direction and 0.1m 17s secondary swell from a East direction (forecast issued at 01:00am October 21). The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 3.5ft (1.1m) | 8s |
| Afternoon (21 Oct) | 3.5ft (1.1m) | 8s |
| Evening (21 Oct) | 3.5ft (1.1m) | 8s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu afternoon. Warm (max 30°C on Wed afternoon, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||||||||||||
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) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 7 | E 7 | E 7 | ESE 19 | ESE 18 | ESE 18 | ESE 19 | ESE 19 | ESE 18 | ESE 18 | E 18 | E 18 | E 17 | E 17 | E 17 | E 17 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 153 | 149 | 146 | 149 | 149 | 149 | 142 | 196 | 108 | 104 | 102 | 123 | 257 | 442 | 772 | 1109 | 1215 | 1805 | 3983 | 4113 | 4331 | 3927 | 3523 | 2880 |
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 | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross | glassy | glassy | glassy | glassy | glassy | on | cross-on | cross-off | cross-off |
High Tide | 4:34AM1.20m | 6:05AM1.15m | 9:33PM0.91m | 7:27AM1.11m | 9:15PM0.98m | |||||||||||||||||||
Low Tide | 1:52PM0.35m | 2:20PM0.39m | 1:28AM0.83m | 2:42PM0.46m | ||||||||||||||||||||
 |  |  | | | | | | | | | |  |  | |  | | | | | | | | | |
 | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:10 | — | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 29 | 30 | 28 | 26 | 25 | 25 | 24 | 26 | 28 | 29 | 28 | 26 | 25 | 25 | 24 | 25 | 29 | 29 | 28 | 26 | 26 |
Feels °C | 29 | 29 | 30 | 32 | 31 | 30 | 29 | 29 | 29 | 27 | 30 | 30 | 31 | 31 | 30 | 29 | 30 | 28 | 29 | 33 | 32 | 32 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 16 | E 15 | E 14 | E 8 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 9 | ESE 18 | E 18 | E 18 | E 17 | E 17 | E 17 | E 17 |
| kJ | 153 | 149 | 146 | 149 | 5 | 18 | 16 | 135 | 108 | 104 | 102 | 107 | 125 | 144 | 167 | 172 | 292 | 1805 | 3983 | 4113 | 4331 | 3927 | 3523 | 2880 |
Swell 2 Height (m) Direction Period (s) | — | — | E 17 | E 16 | E 16 | — | E 18 | ESE 15 | ESE 16 | E 13 | ESE 19 | ESE 19 | ESE 18 | ESE 18 | ESE 19 | ESE 19 | ESE 18 | E 10 | — | — | — | — | — | — |
| kJ | — | — | 6 | 5 | 19 | — | 6 | 21 | 25 | 28 | 74 | 123 | 257 | 442 | 772 | 1109 | 1215 | 490 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | E 13 | ESE 16 | E 12 | E 12 | E 12 | E 12 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 13 | 26 | 26 | 26 | 24 | 42 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | E 8 | E 8 | E 8 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 149 | 149 | 142 | 196 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 576 | 1249 | 1249 | 347 | 0 | 0 | 0 | 0 | 347 | 349 | 576 | 356 | 0 | 0 | 0 | 0 | 0 | 576 | 576 | 0 | 0 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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