Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (27 Aug):
- Morning surf: Morning surf (27 Aug, local time) - 3.5ft (1.1m), 8s period with S swell.
- Afternoon surf: Afternoon surf (27 Aug, local time) - 3.5ft (1.1m), 8s period with S swell.
- Evening surf: Evening surf (27 Aug, local time) - 4.5ft (1.3m), 9s period with S swell.
The current surf forecast for Riyue Bay (Riyuewan) at 9PM is: 1.3m 9s primary swell from a South direction and 0.4m 12s secondary swell from a East direction, 0.6m 4s secondary swell from a Southwest direction (forecast issued at 01:00pm August 27). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 3.5ft (1.1m) | 8s |
| Afternoon (27 Aug) | 3.5ft (1.1m) | 8s |
| Evening (27 Aug) | 4.5ft (1.3m) | 9s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Sat afternoon. Warm (max 32°C on Thu afternoon, min 26°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Thu 27 | Friday 28 | Saturday 29 | |||||||||||||||||||
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) | S 8 | S 8 | SSE 8 | SSE 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | SSW 7 | S 8 | S 9 | S 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 149 | 124 | 183 | 258 | 245 | 234 | 195 | 161 | 191 | 161 | 217 | 257 | 257 | 241 | 161 | 157 | 124 | 242 | 142 | 230 | 258 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross | cross | cross-off | cross-off | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 1:02AM0.77m | 9:52AM1.44m | 00:22AM0.79m | 10:36AM1.39m | |||||||||||||||||
Low Tide | 5:29PM0.20m | 1:48AM0.77m | 5:50PM0.25m | 3:33AM0.72m | 6:08PM0.32m | ||||||||||||||||
 | | |  | |  | | | |  | | | | | | | | |  |  | | |
 | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | 6:58 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:55 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 1 |
Temp °C | 31 | 32 | 31 | 29 | 28 | 28 | 27 | 28 | 31 | 32 | 32 | 29 | 28 | 27 | 27 | 28 | 31 | 32 | 30 | 28 | 27 |
Feels °C | 33 | 33 | 34 | 32 | 31 | 31 | 30 | 32 | 33 | 33 | 36 | 33 | 32 | 30 | 29 | 31 | 34 | 35 | 34 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | SSE 8 | SSE 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | E 13 | S 8 | S 9 | S 9 |
| kJ | 149 | 124 | 183 | 258 | 245 | 234 | 195 | 161 | 191 | 161 | 217 | 257 | 257 | 241 | 161 | 157 | 124 | 13 | 142 | 230 | 258 |
Swell 2 Height (m) Direction Period (s) | E 13 | E 13 | E 12 | E 12 | E 11 | E 11 | E 10 | E 10 | E 11 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 | E 9 | E 13 | E 13 | E 12 |
| kJ | 85 | 80 | 46 | 44 | 23 | 21 | 8 | 8 | 10 | 4 | 4 | 4 | 4 | 14 | 14 | 14 | 13 | 2 | 13 | 13 | 12 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | E 15 | E 15 | E 15 | E 15 | E 9 | E 11 | E 11 | E 10 | E 10 | E 8 | — | E 10 | E 10 | E 9 | E 13 | E 16 | — |
| kJ | — | — | — | — | 5 | 4 | 4 | 4 | 2 | 3 | 2 | 2 | 2 | 1 | — | 2 | 2 | 2 | 13 | 5 | — |
Wind waves Height (m) Direction Period (s) | — | SW 4 | SW 4 | SW 4 | — | WSW 4 | WSW 5 | W 5 | — | SW 4 | WSW 5 | WSW 5 | WSW 6 | WSW 6 | SW 4 | WSW 5 | SW 6 | SSW 7 | SW 6 | SW 6 | SW 6 |
| kJ | — | 12 | 20 | 9 | — | 1 | 5 | 2 | — | 23 | 37 | 19 | 13 | 3 | 14 | 40 | 52 | 242 | 80 | 34 | 9 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 353 | 359 | 715 | 0 | 347 | 347 | 0 | 0 | 362 | 1183 | 1183 | 75 | 0 | 621 | 576 | 576 | 576 | 621 | 576 | 0 | 0 |
Best forecast wave conditions in Hainan | |||||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||||
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