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Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 7 am Saturday 23 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 10AM is: 0.8m 6s primary swell from a South direction and 0.3m 10s secondary swell from a East direction, 0.3m 9s secondary swell from a East direction (forecast issued at 07:00am May 23). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 2.5ft (0.8m) | 6s |
| Afternoon (23 May) | 3ft (0.9m) | 6s |
| Evening (23 May) | 2.5ft (0.8m) | 6s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 31°C on Sat afternoon, min 27°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 5 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 7 | SSE 7 | SSE 6 | |
41 | 40 | 40 | 52 | 53 | 67 | 41 | 40 | 47 | 60 | 64 | 64 | 67 | 71 | 76 | 76 | 76 | 88 | 91 | 112 | 119 | 126 | 131 | 143 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | |
High Tide | 2:22PM1.40m | 3:28PM1.22m | 7:57AM0.95m | 4:52PM1.03m | ||||||||||||||||||||
Low Tide | 11:27PM0.22m | 00:02AM0.35m | 11:44AM0.90m | 00:27AM0.47m | ||||||||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | | | | | | |
 | 6:03 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | 6:01 |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:08 | — | — | 7:08 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 28 | 30 | 31 | 30 | 28 | 27 | 27 | 27 | 28 | 30 | 31 | 30 | 28 | 27 | 27 | 27 | 29 | 30 | 31 | 30 | 28 | 28 | 28 |
30 | 33 | 33 | 34 | 33 | 33 | 32 | 31 | 31 | 31 | 33 | 34 | 34 | 34 | 32 | 31 | 31 | 33 | 33 | 34 | 34 | 33 | 33 | 33 | |
Swell 1 Height (m) Direction Period (s) | S 6 | S 6 | E 10 | E 10 | E 10 | S 6 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 6 | S 6 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 7 | E 10 | SSE 6 |
 kJ | 41 | 40 | 16 | 16 | 17 | 42 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 71 | 76 | 16 | 16 | 16 | 16 | 16 | 16 | 126 | 16 | 143 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | — | — | — | E 10 | — | — | — | — | ENE 10 | ENE 10 | — | E 10 | E 10 | — | — | — | ENE 10 | — | — | E 10 | — | E 9 |
| kJ | 16 | 16 | — | — | — | 17 | — | — | — | — | 32 | 32 | — | 16 | 16 | — | — | — | 31 | — | — | 16 | — | 16 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 5 | S 6 | S 6 | S 6 | S 6 | — | — | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | — | SSE 7 | — |
| kJ | — | — | 40 | 52 | 53 | 67 | 41 | 40 | 47 | 60 | 64 | 64 | 67 | — | — | 76 | 76 | 88 | 91 | 112 | 119 | — | 131 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 75 | 75 | 75 | 75 | 1183 | 1183 | 1183 | 1183 | 362 | 349 | 1157 | 1157 | 1173 | 1183 | 1183 | 356 | 349 | 356 | 359 | 362 | 362 | 1249 | 715 | 715 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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