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Riyue Bay (Riyuewan) surfForecast / Hainan / China
12 Day Weather and Surf, issued 7 pm Saturday 12 Jul 2025 CST
Best Forecast Surf Conditions for Riyue Bay (Riyuewan) this week:
The surf forecast for Riyue Bay (Riyuewan) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 13) at 2AM. The primary swell is predicted to be 0.9m and 7s period with a secondary swell of 0.1m and 10s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Riyue Bay (Riyuewan) in the next 12 days are 1.4m 8s and forecast to arrive on Friday (Jul 18) at 5PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Saturday (Jul 19) at 8PM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sun 13th Jul) | 3ft (0.9m) 7s |
| Best Surf | 2AM (Sun 13th Jul) | 3ft (0.9m) 7s |
| Most Powerful | 5PM (Fri 18th Jul) | 4.5ft (1.4m) 8s |
Table - best surf conditions forecast for Riyue Bay (Riyuewan) over the next 12 days.
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thu 24 | |||||||||||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 7 | 7 | 7 | 8 | 7 | 4 | 8 | 8 | 8 | 9 | 8 | 6 | 8 | 8 | 7 | 12 | 11 | 7 | 7 | 9 | 7 | 9 | 9 | 9 | 8 | 8 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 88 | 67 | 51 | 50 | 51 | 51 | 36 | 38 | 44 | 56 | 84 | 111 | 96 | 105 | 68 | 163 | 132 | 254 | 154 | 142 | 212 | 198 | 215 | 338 | 230 | 268 | 406 | 578 | 358 | 583 | 458 | 222 | 216 | 143 | 116 | 116 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | cross- on | cross- off | cross | cross- on | cross | cross | cross | cross | cross | cross | cross- off | cross | cross | cross- off | cross | cross | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | glass | glass | cross- off | cross- off | cross |
High Tide / height (m) | 11:03AM 1.62 | 11:46AM 1.56 | 12:29PM 1.45 | 3:52AM 0.84 | 1:17PM 1.29 | 3:52AM 0.94 | 2:12PM 1.09 | 4:07AM 1.07 | 3:29PM 0.87 | 4:33AM 1.22 | 5:47PM 0.69 | 5:07AM 1.36 | 5:52AM 1.48 | 6:44AM 1.58 | 7:42AM 1.65 | 8:40AM 1.69 | ||||||||||||||||||||
Low Tide / height (m) | 7:45PM 0.06 | 8:14PM 0.12 | 8:39PM 0.22 | 6:22AM 0.81 | 8:58PM 0.34 | 8:20AM 0.78 | 9:11PM 0.46 | 10:22AM 0.69 | 9:13PM 0.58 | 12:24PM 0.53 | 8:46PM 0.65 | 2:02PM 0.34 | 3:12PM 0.17 | 4:09PM 0.04 | 5:01PM -0.04 | 5:47PM -0.06 | ||||||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thu 24 | |||||||||||||||||||||||||
| Sunrise | - | 6:09 | - | - | 6:09 | - | - | 6:09 | - | - | 6:09 | - | - | 6:11 | - | - | 6:11 | - | - | 6:11 | - | - | 6:11 | - | - | 6:11 | - | - | 6:11 | - | - | 6:13 | - | - | 6:13 | - |
| Sunset | - | - | 7:19 | - | - | 7:19 | - | - | 7:19 | - | - | 7:19 | - | - | 7:19 | - | - | 7:17 | - | - | 7:17 | - | - | 7:17 | - | - | 7:17 | - | - | 7:17 | - | - | 7:16 | - | - | 7:16 |
 |  | | |  | | | | |  | | | | |  | | |  |  | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | 5 | 3 | - | 10 | 11 | 4 | 2 | 1 | - | 9 | 4 | - | 3 | 3 | 1 | 9 | 4 | - | 1 |
| Temp. °C | 28 | 30 | 31 | 28 | 31 | 31 | 28 | 31 | 32 | 29 | 32 | 33 | 30 | 32 | 33 | 30 | 32 | 32 | 29 | 32 | 32 | 28 | 29 | 29 | 27 | 30 | 30 | 27 | 31 | 32 | 29 | 30 | 31 | 29 | 31 | 31 |
| Feels °C (?) | 32 | 35 | 34 | 33 | 35 | 34 | 33 | 34 | 35 | 34 | 35 | 36 | 34 | 35 | 35 | 36 | 36 | 36 | 34 | 36 | 36 | 34 | 33 | 33 | 31 | 33 | 34 | 30 | 35 | 36 | 34 | 35 | 36 | 35 | 35 | 34 |
Short Range Forecast: Mostly dry. Warm (max 32°C on Tue afternoon, min 27°C on Sat night). Wind will be generally light. | Days 3-6 Weather Summary Light rain (total 6mm), mostly falling on Fri afternoon. Warm (max 33°C on Wed afternoon, min 27°C on Tue night). Wind will be generally light. | Days 6-9 Weather Summary Heavy rain (total 40mm), heaviest during Sat afternoon. Warm (max 32°C on Sat morning, min 26°C on Sun night). Wind will be generally light. | Long Range Forecast: Heavy rain (total 26mm), heaviest during Wed afternoon. Warm (max 32°C on Tue afternoon, min 26°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
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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 12 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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