Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 3ft (0.9m), 6s period with SSE swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 3ft (0.9m), 6s period with SSE swell.
- Evening surf: Evening surf (31 Jul, local time) - 3.5ft (1.1m), 6s period with SSE swell.
The current surf forecast for Riyue Bay (Riyuewan) at 6PM is: 0.9m 6s primary swell from a South-southeast direction and 0.3m 5s secondary swell from a East-northeast direction (forecast issued at 01:00pm July 31). The wind direction is predicted to be onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 3ft (0.9m) | 6s |
| Afternoon (31 Jul) | 3ft (0.9m) | 6s |
| Evening (31 Jul) | 3.5ft (1.1m) | 6s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Sat afternoon. Warm (max 29°C on Fri afternoon, min 26°C on Sat afternoon). Wind will be generally light. | |||||||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | |||||||||||||||||||
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) | SSE 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | S 7 | SSE 6 | S 7 | SSE 7 | SSE 7 | SSE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 85 | 78 | 64 | 64 | 70 | 137 | 102 | 96 | 93 | 228 | 273 | 240 | 169 | 140 | 128 | 171 | 127 | 168 | 135 | 124 | 124 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | on | cross-on | on | glassy | glassy | glassy | cross | cross | cross-on | cross | glassy | cross | cross-on | cross-off | cross | cross | cross | cross-on | cross-on |
High Tide | 11:22AM1.46m | 2:13AM0.80m | 12:01PM1.36m | ||||||||||||||||||
Low Tide | 7:04PM0.17m | 7:24PM0.23m | 4:55AM0.75m | 7:40PM0.32m | |||||||||||||||||
 | | |  |  | |  |  | | | | | | | | |  | | | | | |
 | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — |
mm | — | — | — | — | 1 | 1 | — | 1 | — | 1 | 2 | 2 | 1 | 1 | 2 | 1 | — | — | — | — | — |
Temp °C | 28 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 29 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 |
Feels °C | 33 | 33 | 33 | 33 | 32 | 33 | 33 | 32 | 32 | 31 | 30 | 31 | 32 | 30 | 30 | 30 | 30 | 30 | 31 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SSE 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | ENE 6 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | E 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 |
| kJ | 85 | 78 | 64 | 64 | 70 | 88 | 102 | 96 | 93 | 7 | 273 | 240 | 169 | 140 | 128 | 114 | 2 | 131 | 135 | 124 | 124 |
Swell 2 Height (m) Direction Period (s) | ENE 5 | E 5 | ENE 5 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 9 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | E 6 | E 9 | E 6 | E 6 | E 5 | E 5 |
| kJ | 5 | 4 | 5 | 2 | 3 | 8 | 7 | 7 | 7 | 2 | 7 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | E 10 | ENE 5 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 11 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | — | E 10 | E 8 | E 10 | E 10 |
| kJ | 2 | 5 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | — | 2 | 1 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSE 7 | — | — | — | SSE 7 | — | — | — | — | — | S 7 | SSE 6 | S 7 | — | — | — |
| kJ | — | — | — | — | — | 137 | — | — | — | 228 | — | — | — | — | — | 171 | 127 | 168 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 37 | 1157 | 1750 | 1699 | 0 | 0 | 0 | 75 | 37 | 1750 | 37 | 0 | 37 | 75 | 0 | 75 | 75 | 37 | 37 | 37 |
Best forecast wave conditions in Hainan | |||||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||||
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