- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 1 pm Monday 04 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
26.7° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Riyue Bay (Riyuewan) today?
The current surf forecast for Riyue Bay (Riyuewan) at 7PM is: 0.5m 6s primary swell from a East-northeast direction and 0.2m 9s secondary swell from a East direction (forecast issued at 01:00pm May 04). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 1.5ft (0.5m) | 7s |
| Afternoon (04 May) | 1.5ft (0.4m) | 7s |
| Evening (04 May) | 2ft (0.6m) | 6s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Warm (max 29°C on Mon afternoon, min 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 7 | E 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 6 | E 7 | ENE 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | |
24 | 24 | 15 | 24 | 31 | 27 | 77 | 72 | 43 | 42 | 32 | 36 | 52 | 112 | 217 | 240 | 230 | 194 | 186 | 154 | 151 | 137 | 134 | 98 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | on | on | on | on | on | on | cross-on | on | |
High Tide | 11:13AM1.48m | 11:47AM1.48m | ||||||||||||||||||||||
Low Tide | 7:14PM0.15m | 8:00PM0.16m | 8:50PM0.19m | |||||||||||||||||||||
 | |  |  | | |  | | | | |  | | | |  | | | | | | | | | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — |
 | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | 7:01 |
— | — | 1 | 2 | 2 | 1 | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 29 | 29 | 28 | 25 | 25 | 25 | 25 | 25 | 27 | 28 | 28 | 26 | 25 | 24 | 24 | 26 | 29 | 29 | 29 | 27 | 26 | 26 | 26 | 27 |
32 | 30 | 30 | 27 | 28 | 29 | 28 | 28 | 30 | 31 | 31 | 30 | 29 | 28 | 28 | 31 | 33 | 31 | 32 | 32 | 31 | 31 | 31 | 32 | |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | ENE 7 | E 9 | E 9 | E 9 | ENE 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 7 | ENE 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 |
 kJ | 24 | 24 | 15 | 6 | 6 | 13 | 45 | 54 | 43 | 42 | 32 | 36 | 52 | 112 | 217 | 240 | 230 | 194 | 186 | 154 | 151 | 137 | 134 | 98 |
Swell 2 Height (m) Direction Period (s) | S 4 | S 4 | E 9 | — | — | — | — | — | E 9 | E 9 | E 9 | E 9 | E 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | 6 | — | — | — | — | — | 7 | 7 | 7 | 7 | 14 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | S 4 | — | — | — | — | — | — | — | — | ENE 8 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 1 | — | — | — | — | — | — | — | — | 6 | 6 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 3 | NE 3 | ENE 3 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | 1 | 24 | 31 | 27 | 77 | 72 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1249 | 1249 | 1249 | 347 | 347 | 347 | 0 | 75 | 1092 | 1249 | 1157 | 1160 | 715 | 0 | 0 | 0 | 1183 | 1249 | 1160 | 1243 | 356 | 356 | 349 | 356 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Riyue Bay (Riyuewan) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest