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Surf Forecasts:
Riyue Bay (Riyuewan) surfForecast / Hainan / China
16 Day Weather and Surf, issued 7 am Sunday 12 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
25.7° 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 Saturday (Apr 18) at 5AM. The primary swell is predicted to be 0.5m and 16s period with a secondary swell of 0.8m and 6s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Riyue Bay (Riyuewan) in the next 16 days are 0.8m 16s and forecast to arrive on Sunday (Apr 19) at 2AM. Winds are predicted to be glassy at the time the swell arrives.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Sat 18th Apr) | 1.5ft (0.5m) 16s |
| Best Surf | 11PM (Sat 18th Apr) | 2.5ft (0.7m) 16s |
| Most Powerful | 2AM (Sun 19th Apr) | 2.5ft (0.8m) 16s |
Table - best surf conditions forecast for Riyue Bay (Riyuewan) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Mostly dry. Warm (max 29°C on Sun morning, min 24°C on Tue night). Wind will be generally light. | Days 3-6 Weather Summary Light rain (total 3mm), mostly falling on Fri morning. Warm (max 29°C on Wed afternoon, min 24°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 16 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 187 | 192 | 229 | 218 | 220 | 178 | 131 | 154 | 104 | 113 | 141 | 95 | 74 | 89 | 74 | 52 | 85 | 131 | 183 | 248 | 322 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross- on | cross- on | cross | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | on | cross- on | glass |
High Tide / height (m) | |||||||||||||||||||||
Low Tide / height (m) | |||||||||||||||||||||
Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | |||||||||||||||
| Sunrise | 6:24 | - | - | 6:24 | - | - | 6:22 | - | - | 6:22 | - | - | 6:22 | - | - | 6:20 | - | - | 6:20 | - | - |
| Sunset | - | 6:54 | - | - | 6:54 | - | - | 6:54 | - | - | 6:55 | - | - | 6:55 | - | - | 6:55 | - | - | 6:55 | - |
 | |  | | | | | | |  | | | | | |  | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | - | - | - |
| Temp. °C | 29 | 29 | 25 | 29 | 29 | 25 | 28 | 29 | 25 | 28 | 29 | 25 | 28 | 29 | 25 | 28 | 29 | 25 | 28 | 29 | 25 |
| Feels °C (?) | 30 | 30 | 28 | 30 | 30 | 29 | 29 | 30 | 28 | 29 | 30 | 28 | 29 | 30 | 28 | 31 | 31 | 28 | 29 | 30 | 28 |
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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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