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Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 7 am Wednesday 13 May 2026 CSTForecast update in hr min s Forecast update imminent
Riyue Bay (Riyuewan) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Riyue Bay (Riyuewan) sea temperature is
28.2° C
(Which is normal for this time of year)How big are the waves at Riyue Bay (Riyuewan) today?
The current surf forecast for Riyue Bay (Riyuewan) at 2PM is: 0.4m 10s primary swell from a East direction and 0.1m 5s secondary swell from a East direction, 0.6m 4s secondary swell from a South direction (forecast issued at 07:00am May 13). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 1.5ft (0.5m) | 10s |
| Afternoon (13 May) | 1.5ft (0.4m) | 10s |
| Evening (13 May) | 1.5ft (0.4m) | 10s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Fri night. Warm (max 31°C on Wed afternoon, min 27°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 10 | E 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 5 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | |
48 | 48 | 33 | 31 | 31 | 31 | 30 | 30 | 30 | 55 | 75 | 66 | 85 | 89 | 86 | 83 | 85 | 91 | 77 | 94 | 87 | 93 | 85 | 126 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | |
High Tide | 8:18AM1.01m | 7:21PM0.98m | 8:19AM1.13m | 9:01PM0.91m | 8:33AM1.28m | 10:38PM0.86m | ||||||||||||||||||
Low Tide | 1:55PM0.74m | 1:37AM0.56m | 3:04PM0.52m | 1:53AM0.67m | 4:02PM0.31m | 2:00AM0.77m | ||||||||||||||||||
 |  | | | |  | | | | | |  | | | | | | | | |  |  | | | |
 | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | 6:05 |
 | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | 7:05 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 3 | 1 | 1 | |
Temp °C | 26 | 28 | 30 | 31 | 30 | 27 | 27 | 27 | 27 | 29 | 31 | 31 | 30 | 28 | 28 | 28 | 27 | 29 | 31 | 31 | 29 | 27 | 27 | 27 |
30 | 31 | 31 | 32 | 32 | 30 | 31 | 31 | 31 | 33 | 33 | 32 | 31 | 32 | 33 | 33 | 31 | 33 | 34 | 32 | 33 | 31 | 31 | 31 | |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 5 | S 6 | E 10 | E 10 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | E 10 | E 10 | SSE 6 | SSE 6 | SSE 6 |
 kJ | 48 | 48 | 33 | 31 | 31 | 31 | 30 | 30 | 30 | 34 | 50 | 30 | 29 | 89 | 86 | 71 | 85 | 91 | 77 | 30 | 30 | 93 | 85 | 82 |
Swell 2 Height (m) Direction Period (s) | ENE 6 | ENE 6 | NE 6 | E 5 | NE 6 | NE 6 | — | SE 4 | E 5 | E 10 | E 10 | — | — | E 10 | E 9 | E 9 | E 10 | E 10 | E 10 | ENE 10 | — | E 10 | E 10 | E 10 |
| kJ | 4 | 4 | 1 | 1 | 1 | 1 | — | 4 | 1 | 30 | 30 | — | — | 28 | 28 | 28 | 28 | 29 | 29 | 32 | — | 17 | 17 | 17 |
Swell 3 Height (m) Direction Period (s) | ENE 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 10 | ENE 10 |
| kJ | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 32 | 33 |
Wind waves Height (m) Direction Period (s) | SSE 3 | SSE 3 | S 4 | S 4 | S 4 | S 4 | S 4 | SSW 5 | S 5 | S 5 | S 6 | S 6 | S 6 | — | — | S 6 | — | — | — | SSE 6 | SSE 6 | — | — | SSE 6 |
| kJ | 2 | 2 | 6 | 10 | 11 | 12 | 9 | 9 | 21 | 55 | 75 | 66 | 85 | — | — | 83 | — | — | — | 94 | 87 | — | — | 126 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 349 | 359 | 1173 | 1157 | 1157 | 1309 | 356 | 349 | 349 | 75 | 1157 | 1157 | 362 | 1157 | 362 | 75 | 0 | 37 | 1249 | 1249 | 1249 | 1243 | 715 | 75 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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