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Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 1 pm Saturday 09 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
28.0° 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 9PM is: 0.6m 10s primary swell from a East direction and 0.4m 10s secondary swell from a East-northeast direction (forecast issued at 01:00pm May 09). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | 1.5ft (0.4m) | 9s |
| Afternoon (09 May) | 1.5ft (0.4m) | 10s |
| Evening (09 May) | 2ft (0.6m) | 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 9mm), mostly falling on Sun afternoon. Warm (max 30°C on Tue morning, min 24°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 9 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 6 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | E 8 | E 8 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | |
29 | 30 | 48 | 65 | 30 | 29 | 29 | 110 | 206 | 306 | 313 | 320 | 268 | 173 | 169 | 225 | 230 | 185 | 173 | 133 | 105 | 95 | 51 | 51 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-on | on | on | cross-on | glassy | glassy | glassy | glassy | |
High Tide | 1:49PM1.35m | 2:44PM1.28m | 3:59PM1.18m | |||||||||||||||||||||
Low Tide | 11:32PM0.28m | 00:14AM0.31m | 00:48AM0.37m | |||||||||||||||||||||
 |  |  |  |  | | | | | | | |  | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — |
 | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | 7:04 |
— | — | 1 | — | 1 | 1 | 1 | — | 1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 29 | 29 | 28 | 26 | 26 | 25 | 25 | 26 | 28 | 28 | 27 | 26 | 25 | 25 | 24 | 26 | 28 | 29 | 28 | 27 | 26 | 26 | 25 | 27 |
32 | 31 | 30 | 30 | 30 | 29 | 29 | 30 | 31 | 31 | 30 | 30 | 29 | 29 | 28 | 31 | 31 | 32 | 31 | 32 | 31 | 32 | 30 | 33 | |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 10 | E 10 | ENE 10 | E 10 | E 10 | E 5 | E 6 | E 7 | E 8 | E 8 | E 8 | E 9 | E 8 | E 8 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 |
 kJ | 29 | 30 | 48 | 31 | 30 | 29 | 12 | 30 | 109 | 190 | 200 | 177 | 181 | 173 | 169 | 225 | 230 | 185 | 173 | 133 | 105 | 95 | 51 | 51 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | E 10 | E 9 | E 10 | — | — | — | — | — | E 10 | — | — | — | — | — | E 10 | ENE 10 | E 10 | E 10 |
| kJ | — | — | — | — | — | — | 29 | 27 | 28 | — | — | — | — | — | 74 | — | — | — | — | — | 47 | 31 | 28 | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | NE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | E 2 | E 10 | E 10 | E 4 | E 4 | ENE 5 | ENE 6 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 1 | 45 | 65 | 6 | 10 | 27 | 110 | 206 | 306 | 313 | 320 | 268 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1699 | 1249 | 1249 | 1699 | 1075 | 715 | 715 | 0 | 1249 | 1157 | 1160 | 1243 | 349 | 0 | 0 | 0 | 1157 | 1157 | 1157 | 1157 | 0 | 0 | 347 | 75 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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