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Riyue Bay (Riyuewan) surfForecast / Hainan / China
16 Day Weather and Surf, issued 1 am Monday 11 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
28.3° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Riyue Bay (Riyuewan) this week:
The surf forecast for Riyue Bay (Riyuewan) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (May 11) at 5AM. The primary swell is predicted to be 1.0m and 8s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Riyue Bay (Riyuewan) in the next 16 days are 1.6m 6s and forecast to arrive on Saturday (May 16) at 5PM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Mon 11th May) | 3.5ft (1.0m) 8s |
| Best Surf | 5AM (Mon 11th May) | 3.5ft (1.0m) 8s |
| Most Powerful | 5PM (Sat 16th May) | 5ft (1.6m) 6s |
Table - best surf conditions forecast for Riyue Bay (Riyuewan) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 31°C on Wed afternoon, min 25°C on Mon night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 80mm), heaviest during Sat afternoon. Warm (max 32°C on Thu afternoon, min 25°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
E 9 | E 8 | E 8 | E 7 | E 10 | E 10 | ENE 10 | E 10 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | S 6 | SSE 6 | SSE 6 | S 6 | SSE 6 | SSE 6 | ENE 8 | |
153 | 143 | 76 | 35 | 30 | 31 | 33 | 31 | 64 | 67 | 92 | 73 | 108 | 139 | 81 | 121 | 200 | 98 | 52 | 58 | 63 | |
Wind (km/h) | |||||||||||||||||||||
cross-on | on | glassy | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 3:59PM1.18m | 8:49AM0.93m | 5:38PM1.07m | 8:18AM1.01m | 7:21PM0.98m | 8:19AM1.13m | 9:01PM0.91m | 8:33AM1.28m | 10:38PM0.86m | 8:57AM1.44m | 00:37AM0.83m | 9:29AM1.59m | |||||||||
Low Tide | 00:48AM0.37m | 11:55AM0.90m | 1:16AM0.45m | 1:55PM0.74m | 1:37AM0.56m | 3:04PM0.52m | 1:53AM0.67m | 4:02PM0.31m | 2:00AM0.77m | 4:57PM0.11m | 1:38AM0.83m | 5:52PM-0.03m | |||||||||
 | |  |  | |  | | | | | |  | |  | | | |  |  | | | |
 | 6:07 | — | — | 6:05 | — | — | 6:05 | — | — | 6:05 | — | — | 6:05 | — | — | 6:05 | — | — | 6:03 | — | — |
 | — | 7:04 | — | — | 7:04 | — | — | 7:04 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — | 7:06 | — |
— | — | — | — | — | — | — | — | — | — | — | 2 | — | 7 | 19 | 14 | 28 | 10 | 6 | 9 | 19 | |
Temp °C | 29 | 29 | 27 | 29 | 30 | 27 | 30 | 31 | 27 | 31 | 32 | 28 | 32 | 31 | 27 | 26 | 25 | 26 | 26 | 27 | 26 |
33 | 33 | 31 | 32 | 32 | 31 | 32 | 32 | 30 | 33 | 34 | 33 | 35 | 32 | 30 | 29 | 28 | 30 | 30 | 30 | 30 | |
Swell 1 Height (m) Direction Period (s) | E 9 | E 8 | E 8 | E 7 | E 7 | E 10 | ENE 10 | E 10 | S 6 | E 10 | E 10 | S 6 | E 10 | SSE 6 | S 6 | E 10 | E 10 | S 6 | SSE 6 | SSE 6 | SSE 6 |
 kJ | 153 | 143 | 76 | 35 | 22 | 31 | 33 | 31 | 41 | 30 | 29 | 73 | 29 | 139 | 81 | 17 | 17 | 98 | 52 | 58 | 62 |
Swell 2 Height (m) Direction Period (s) | — | — | ENE 10 | E 10 | E 10 | ESE 6 | SE 4 | NE 6 | E 10 | — | — | E 9 | — | E 10 | E 10 | — | ENE 6 | E 5 | E 9 | E 8 | ENE 8 |
| kJ | — | — | 32 | 17 | 30 | 12 | 6 | 1 | 30 | — | — | 28 | — | 30 | 30 | — | 6 | 9 | 25 | 34 | 63 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | ENE 6 | NE 6 | — | — | — | — | — | — | — | — | — | — | E 10 | ENE 6 | ENE 6 | — |
| kJ | — | — | — | — | — | 4 | 1 | — | — | — | — | — | — | — | — | — | — | 16 | 8 | 3 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSE 3 | S 4 | S 5 | S 6 | S 6 | S 6 | — | S 6 | — | — | SSE 6 | SSE 6 | — | — | — | — |
| kJ | — | — | — | — | — | 1 | 7 | 29 | 64 | 67 | 92 | — | 108 | — | — | 121 | 200 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 347 | 1157 | 0 | 349 | 1157 | 1157 | 356 | 1157 | 75 | 347 | 1157 | 37 | 349 | 0 | 349 | 1249 | 1249 | 37 | 1609 | 1810 | 1243 |
Best forecast wave conditions in Hainan | |||||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.
Information about the Riyue Bay (Riyuewan) Surf forecast
The above surf forecast table for Riyue Bay (Riyuewan) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Riyue Bay (Riyuewan) can be found by selecting the local surf guide option on the grey menu. Our Riyue Bay (Riyuewan) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Riyue Bay (Riyuewan)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Riyue Bay (Riyuewan) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Hainan? If you are looking for accommodation near Riyue Bay (Riyuewan), camping, hotels and holiday cottages in Hainan, consider staying in Wanning which is 26 km (16 miles) away. Other places in and around Hainan where you can find information about places to rent, and car hire include Li-an which is 27 km (17 miles) away, Baoding, Bacun and Baimalingcaifachang.
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