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Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 7 pm Tuesday 05 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
27.1° C
(Which is slightly cooler than normal)How big are the waves at Riyue Bay (Riyuewan) today?
The current surf forecast for Riyue Bay (Riyuewan) at 4AM is: 0.9m 9s primary swell from a East-northeast direction (forecast issued at 07:00pm May 05). The wind direction is predicted to be glassy.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 May) | 3.5ft (1.1m) | 9s |
| Afternoon (06 May) | 3.5ft (1.0m) | 9s |
| Evening (06 May) | 3ft (0.9m) | 8s |
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 5mm), mostly falling on Fri afternoon. Warm (max 29°C on Wed afternoon, min 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
E 6 | E 6 | ENE 8 | ENE 8 | ENE 9 | E 9 | E 9 | E 9 | E 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 9 | E 9 | E 8 | E 9 | |
32 | 24 | 22 | 96 | 141 | 199 | 194 | 154 | 147 | 120 | 118 | 112 | 82 | 76 | 74 | 72 | 70 | 49 | 36 | 24 | 23 | 24 | 32 | 41 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | glassy | glassy | glassy | glassy | on | on | on | glassy | glassy | glassy | glassy | on | on | cross-on | cross-on | on | glassy | glassy | glassy | glassy | on | on | |
High Tide | 11:47AM1.48m | 12:24PM1.45m | 1:04PM1.41m | |||||||||||||||||||||
Low Tide | 8:00PM0.16m | 8:50PM0.19m | 9:45PM0.22m | |||||||||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | 7:02 |
2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | |
Temp °C | 27 | 25 | 25 | 24 | 24 | 25 | 28 | 29 | 28 | 27 | 26 | 25 | 25 | 27 | 29 | 29 | 29 | 27 | 26 | 25 | 25 | 27 | 29 | 28 |
31 | 29 | 30 | 29 | 28 | 30 | 32 | 32 | 31 | 32 | 31 | 30 | 30 | 31 | 32 | 32 | 32 | 32 | 32 | 30 | 30 | 32 | 33 | 32 | |
Swell 1 Height (m) Direction Period (s) | E 6 | E 6 | E 6 | ENE 8 | ENE 9 | E 9 | E 9 | E 9 | E 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 9 |
 kJ | 32 | 24 | 16 | 96 | 141 | 199 | 194 | 154 | 147 | 120 | 118 | 112 | 82 | 76 | 74 | 72 | 70 | 49 | 36 | 24 | 22 | 22 | 32 | 41 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 4 | E 9 | E 9 | E 9 | E 9 | E 9 | E 5 |
| kJ | 7 | 7 | 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 14 | 14 | 23 | 24 | 15 | 1 |
Swell 3 Height (m) Direction Period (s) | NE 8 | NE 8 | E 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 4 | S 4 | S 4 | S 4 | S 4 | SE 5 |
| kJ | 2 | 2 | 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1157 | 1089 | 715 | 0 | 0 | 0 | 1160 | 1160 | 1160 | 0 | 0 | 0 | 0 | 356 | 1183 | 1183 | 1183 | 1183 | 715 | 359 | 347 | 347 | 347 | 1157 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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