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Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 1 pm Thursday 14 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
28.5° 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 8PM is: 0.9m 5s primary swell from a South direction and 0.4m 10s secondary swell from a East direction (forecast issued at 01:00pm May 14). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 2.5ft (0.8m) | 5s |
| Afternoon (14 May) | 3ft (0.9m) | 6s |
| Evening (14 May) | 3ft (0.9m) | 5s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 54mm), heaviest during Sat night. Warm (max 32°C on Thu afternoon, min 26°C on Sat afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 10 | S 6 | S 6 | S 5 | S 5 | S 5 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | S 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | |
34 | 48 | 48 | 46 | 45 | 45 | 108 | 95 | 69 | 86 | 69 | 61 | 41 | 57 | 86 | 112 | 160 | 201 | 255 | 225 | 192 | 187 | 192 | 137 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 9:01PM0.91m | 8:33AM1.28m | 10:38PM0.86m | 8:57AM1.44m | 00:37AM0.83m | |||||||||||||||||||
Low Tide | 3:04PM0.52m | 1:53AM0.67m | 4:02PM0.31m | 2:00AM0.77m | 4:57PM0.11m | 1:38AM0.83m | ||||||||||||||||||
 | |  |  | | | | | | |  | |  | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:03 | — |
 | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | 7:06 |
— | — | — | — | — | — | — | — | — | — | 1 | — | 3 | 1 | — | — | 1 | 1 | 12 | 26 | 1 | — | 1 | 3 | |
Temp °C | 31 | 32 | 31 | 29 | 28 | 28 | 28 | 29 | 32 | 32 | 31 | 29 | 28 | 28 | 28 | 28 | 29 | 27 | 26 | 26 | 26 | 26 | 27 | 28 |
33 | 34 | 33 | 34 | 33 | 33 | 33 | 33 | 34 | 34 | 33 | 34 | 32 | 32 | 33 | 32 | 31 | 29 | 28 | 30 | 30 | 31 | 32 | 33 | |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | S 5 | S 5 | S 6 | S 6 | E 10 | E 10 | E 10 | SSE 6 | S 6 | SSE 6 | SSE 6 | E 10 | E 10 | E 10 | E 10 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 |
 kJ | 30 | 30 | 29 | 28 | 45 | 45 | 62 | 66 | 29 | 17 | 17 | 55 | 41 | 57 | 86 | 17 | 17 | 17 | 17 | 225 | 192 | 187 | 192 | 137 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | E 9 | E 9 | E 10 | E 10 | — | — | — | E 10 | ESE 5 | E 10 | E 10 | — | — | — | — | E 10 | E 10 | E 10 | E 10 | E 9 |
| kJ | — | — | — | — | 28 | 28 | 28 | 29 | — | — | — | 17 | 7 | 30 | 17 | — | — | — | — | 17 | 17 | 16 | 16 | 16 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 10 | E 6 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 17 | 1 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 5 | S 6 | S 6 | S 5 | — | — | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | S 6 | — | — | — | SSE 6 | SSE 6 | SSE 6 | SSE 7 | — | — | — | — | — |
| kJ | 34 | 48 | 48 | 46 | — | — | 108 | 95 | 69 | 86 | 69 | 61 | — | — | — | 112 | 160 | 201 | 255 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1173 | 1173 | 1157 | 1157 | 359 | 75 | 75 | 75 | 1160 | 1157 | 1157 | 715 | 1246 | 75 | 37 | 37 | 1249 | 1249 | 362 | 1243 | 356 | 347 | 349 | 1081 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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