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Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 7 pm Tuesday 12 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
28.2° C
(Which is normal for this time of year)How big are the waves at Riyue Bay (Riyuewan) today?
The current surf forecast for Riyue Bay (Riyuewan) at 12AM is: 0.4m 10s primary swell from a East direction and 0.4m 6s secondary swell from a East-southeast direction, 0.4m 6s secondary swell from a Southeast direction (forecast issued at 07:00pm May 12). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 1.5ft (0.4m) | 10s |
| Afternoon (13 May) | 1.5ft (0.4m) | 10s |
| Evening (13 May) | 1.5ft (0.4m) | 10s |
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 11mm), heaviest on Fri afternoon. Warm (max 32°C on Thu afternoon, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | |
30 | 30 | 31 | 31 | 71 | 50 | 33 | 31 | 31 | 31 | 30 | 30 | 33 | 75 | 96 | 86 | 105 | 106 | 71 | 71 | 69 | 120 | 95 | 98 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | glassy | glassy | |
High Tide | 5:38PM1.07m | 8:18AM1.01m | 7:21PM0.98m | 8:19AM1.13m | 9:01PM0.91m | 8:33AM1.28m | ||||||||||||||||||
Low Tide | 1:16AM0.45m | 1:55PM0.74m | 1:37AM0.56m | 3:04PM0.52m | 1:53AM0.67m | |||||||||||||||||||
 |  | |  | | | | | | | | | | |  | | | | | | | |  | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — |
 | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | 7:05 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 4 | |
Temp °C | 29 | 27 | 26 | 26 | 26 | 28 | 30 | 31 | 30 | 28 | 27 | 27 | 27 | 29 | 31 | 32 | 31 | 29 | 28 | 28 | 28 | 29 | 27 | 28 |
31 | 31 | 30 | 30 | 30 | 32 | 32 | 33 | 33 | 32 | 31 | 31 | 31 | 33 | 33 | 34 | 32 | 32 | 32 | 33 | 33 | 33 | 32 | 33 | |
Swell 1 Height (m) Direction Period (s) | E 7 | E 6 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 6 | S 6 | E 10 | E 10 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | E 10 |
 kJ | 14 | 21 | 31 | 31 | 71 | 50 | 33 | 31 | 31 | 31 | 30 | 30 | 30 | 49 | 64 | 30 | 29 | 89 | 71 | 71 | 69 | 73 | 95 | 30 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | ESE 6 | ESE 6 | ENE 6 | SE 4 | NE 6 | — | NE 6 | NE 6 | — | E 6 | E 5 | E 10 | E 10 | — | — | E 10 | E 9 | E 9 | E 10 | E 10 | E 10 | — |
| kJ | 30 | 30 | 12 | 12 | 4 | 3 | 1 | — | 1 | 1 | — | 1 | 1 | 30 | 30 | — | — | 28 | 28 | 28 | 28 | 29 | 29 | — |
Swell 3 Height (m) Direction Period (s) | — | NE 7 | — | ENE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 11 | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SE 6 | SSE 3 | SSE 3 | — | S 4 | S 4 | S 4 | S 4 | S 4 | S 5 | S 5 | S 6 | S 6 | S 6 | S 6 | S 6 | — | — | — | S 6 | — | SSE 6 |
| kJ | — | — | 9 | 2 | 4 | — | 9 | 12 | 13 | 13 | 14 | 22 | 33 | 75 | 96 | 86 | 105 | 106 | — | — | — | 120 | — | 98 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1157 | 1157 | 356 | 349 | 347 | 359 | 1157 | 1157 | 1157 | 1243 | 359 | 347 | 75 | 75 | 1157 | 1157 | 1157 | 715 | 359 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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