Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 3.5ft (1.1m), 8s period with S swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 3.5ft (1.0m), 8s period with S swell.
- Evening surf: Evening surf (16 Aug, local time) - 4ft (1.2m), 8s period with S swell.
The current surf forecast for Riyue Bay (Riyuewan) at 10PM is: 1.2m 8s primary swell from a South direction and 0.1m 10s secondary swell from a East direction (forecast issued at 01:00pm August 16). An open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 3.5ft (1.1m) | 8s |
| Afternoon (16 Aug) | 3.5ft (1.0m) | 8s |
| Evening (16 Aug) | 4ft (1.2m) | 8s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 29mm), heaviest during Tue night. Warm (max 32°C on Mon morning, min 26°C on Tue night). Wind will be generally light. | |||||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | |||||||||||||||||||
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 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | SSW 8 | S 8 | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | S 7 | S 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 124 | 124 | 149 | 190 | 195 | 157 | 144 | 113 | 107 | 169 | 90 | 108 | 117 | 157 | 157 | 122 | 95 | 74 | 69 | 68 | 36 |
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 | off | cross-off | cross-off | cross-off | cross | cross-on | glassy | cross-off | cross-off |
High Tide | 12:23PM1.26m | 1:33AM1.01m | 1:12PM1.07m | 1:52AM1.12m | 2:05PM0.88m | ||||||||||||||||
Low Tide | 7:18PM0.43m | 7:09AM0.61m | 7:24PM0.54m | 8:25AM0.57m | 7:18PM0.62m | ||||||||||||||||
 |  | |  |  | | | | |  | |  | | | |  | | | | |  | |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 7:06 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | 1 | 3 | — | — | — | — | — | — | — | 2 | 1 | 1 | — | — | — | — | 2 | 6 | 5 | 8 |
Temp °C | 32 | 31 | 30 | 28 | 28 | 27 | 27 | 28 | 32 | 32 | 30 | 29 | 28 | 28 | 27 | 28 | 32 | 30 | 30 | 28 | 27 |
Feels °C | 35 | 33 | 34 | 32 | 32 | 31 | 30 | 31 | 36 | 35 | 34 | 34 | 33 | 33 | 31 | 33 | 37 | 35 | 36 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | E 10 | S 8 | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 |
| kJ | 124 | 124 | 149 | 190 | 195 | 157 | 144 | 113 | 107 | 2 | 90 | 108 | 117 | 157 | 157 | 122 | 95 | 74 | 69 | 68 | 34 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SW 5 | E 9 | E 9 | E 9 | E 9 | E 9 | WSW 5 | SW 5 | S 9 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 6 | 2 | 2 | 2 | 2 | 2 | 18 | 10 | 36 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 10 | E 11 | E 9 | E 11 | E 9 | E 9 | E 9 | E 9 | SW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 7 |
Wind waves Height (m) Direction Period (s) | SW 3 | SW 4 | SW 5 | SW 5 | SW 5 | SW 6 | SW 6 | W 5 | SW 5 | SSW 8 | SW 5 | WSW 5 | WSW 5 | WSW 5 | WSW 4 | WSW 4 | SW 4 | SW 4 | SW 5 | WSW 6 | — |
| kJ | 5 | 36 | 47 | 42 | 12 | 1 | 1 | 1 | 1 | 169 | 28 | 17 | 23 | 15 | 11 | 12 | 5 | 9 | 41 | 58 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 717 | 1183 | 1173 | 75 | 0 | 0 | 0 | 0 | 621 | 1157 | 736 | 0 | 0 | 0 | 0 | 0 | 1763 | 1763 | 0 | 0 | 37 |
Best forecast wave conditions in Hainan | |||||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||||
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