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Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 1 am Thursday 30 Apr 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
26.7° 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 7AM is: 0.4m 7s primary swell from a East-northeast direction and 0.4m 5s secondary swell from a South direction (forecast issued at 01:00am April 30). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 1.5ft (0.4m) | 7s |
| Afternoon (30 Apr) | 1.5ft (0.5m) | 6s |
| Evening (30 Apr) | 2.5ft (0.8m) | 4s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 29°C on Sat afternoon, min 23°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 5 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 4 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 6 | E 7 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
18 | 15 | 15 | 14 | 23 | 35 | 18 | 36 | 38 | 53 | 26 | 37 | 17 | 17 | 18 | 18 | 40 | 41 | 33 | 45 | 44 | 45 | 48 | 47 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross-on | cross | cross | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross | |
High Tide | 9:23AM1.18m | 10:42PM0.89m | 9:37AM1.28m | 11:54PM0.85m | 9:55AM1.37m | |||||||||||||||||||
Low Tide | 2:58AM0.64m | 4:29PM0.43m | 3:04AM0.73m | 5:11PM0.31m | 3:02AM0.79m | 5:51PM0.21m | ||||||||||||||||||
 | |  |  |  | | | |  | | | | | |  | | | | | | | | | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 23 | 23 | 27 | 27 | 25 | 24 | 24 | 24 | 23 | 24 | 27 | 28 | 27 | 25 | 25 | 24 | 24 | 26 | 28 | 29 | 28 | 26 | 25 |
26 | 25 | 25 | 29 | 28 | 26 | 26 | 27 | 27 | 25 | 27 | 29 | 30 | 29 | 28 | 30 | 29 | 28 | 31 | 32 | 31 | 30 | 30 | 29 | |
Swell 1 Height (m) Direction Period (s) | S 5 | S 5 | S 5 | ENE 6 | S 5 | S 5 | S 5 | — | — | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 7 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
 kJ | 18 | 12 | 7 | 14 | 4 | 2 | 2 | — | — | 36 | 26 | 24 | 17 | 17 | 18 | 18 | 40 | 41 | 33 | 45 | 44 | 45 | 48 | 47 |
Swell 2 Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | S 5 | E 9 | E 10 | — | — | E 6 | — | — | — | E 5 | SE 5 | E 9 | ENE 9 | E 6 | E 6 | SE 4 | SE 5 | SE 5 | SE 5 | SE 3 | SSE 3 |
| kJ | 15 | 15 | 15 | 4 | 2 | 2 | — | — | 1 | — | — | — | 1 | 1 | 2 | 8 | 1 | 1 | 2 | 1 | 1 | 1 | 3 | 2 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | — | — | — | — | E 6 | E 6 | E 11 | E 11 | E 5 | — | E 9 | — | — | — | — | SE 5 | — | — | — | — | SE 5 |
| kJ | 2 | 2 | 2 | — | — | — | — | 1 | 1 | 2 | 2 | 1 | — | 2 | — | — | — | — | 1 | — | — | — | — | 1 |
Wind waves Height (m) Direction Period (s) | — | NNE 2 | NE 3 | NE 4 | ENE 6 | ENE 6 | ENE 4 | ENE 6 | ENE 6 | ENE 6 | — | ENE 6 | — | — | — | — | — | — | — | SSE 4 | SSE 3 | SSE 3 | SSE 3 | — |
| kJ | — | 1 | 2 | 4 | 23 | 35 | 18 | 36 | 38 | 53 | — | 37 | — | — | — | — | — | — | — | 1 | 2 | 2 | 2 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1173 | 347 | 347 | 1249 | 1249 | 347 | 347 | 347 | 347 | 0 | 359 | 1699 | 1249 | 1249 | 1079 | 1075 | 1075 | 1075 | 1075 | 1373 | 1249 | 1265 | 356 | 347 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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