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Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 1 pm Monday 27 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
26.0° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Riyue Bay (Riyuewan) today?
The current surf forecast for Riyue Bay (Riyuewan) at 7PM is: 0.4m 6s primary swell from a East-northeast direction and 0.1m 6s secondary swell from a South direction, 0.4m 4s secondary swell from a Southeast direction (forecast issued at 01:00pm April 27). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 1.5ft (0.5m) | 7s |
| Afternoon (27 Apr) | 1.5ft (0.4m) | 6s |
| Evening (27 Apr) | 1.5ft (0.4m) | 6s |
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 24mm), heaviest during Wed afternoon. Warm (max 29°C on Tue afternoon, min 23°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 5 | SSE 4 | SE 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 6 | S 6 | NE 6 | NE 6 | NE 6 | |
22 | 16 | 15 | 15 | 12 | 11 | 11 | 10 | 10 | 15 | 11 | 14 | 14 | 27 | 27 | 20 | 20 | 20 | 20 | 21 | 21 | 43 | 90 | 82 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross | on | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 6:50PM1.12m | 9:14AM0.99m | 8:14PM1.02m | 9:14AM1.08m | 9:30PM0.95m | |||||||||||||||||||
Low Tide | 12:58PM0.88m | 2:25AM0.43m | 2:39PM0.73m | 2:45AM0.54m | 3:41PM0.57m | 2:58AM0.64m | ||||||||||||||||||
 | |  |  | |  | | | | | | | | | |  | | |  |  | | |  |  | |
 | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:11 | — |
 | — | — | 6:59 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | 7:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 3 | 10 | 7 | — | — | — | — | |
Temp °C | 28 | 28 | 27 | 25 | 25 | 25 | 24 | 26 | 28 | 29 | 28 | 26 | 25 | 25 | 25 | 25 | 28 | 27 | 26 | 23 | 24 | 23 | 23 | 23 |
30 | 30 | 28 | 28 | 29 | 29 | 27 | 29 | 29 | 31 | 30 | 29 | 29 | 29 | 29 | 29 | 32 | 31 | 30 | 25 | 27 | 25 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 5 | ENE 5 | SE 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 6 | S 6 | S 6 | ENE 6 | ENE 6 |
 kJ | 22 | 16 | 15 | 15 | 12 | 11 | 11 | 10 | 10 | 9 | 10 | 12 | 14 | 27 | 27 | 20 | 20 | 20 | 20 | 21 | 21 | 15 | 51 | 52 |
Swell 2 Height (m) Direction Period (s) | E 12 | S 6 | S 6 | S 6 | SE 4 | SSE 4 | SE 6 | SE 6 | E 9 | E 10 | E 5 | SE 5 | SE 5 | E 5 | E 5 | E 5 | ENE 7 | ENE 7 | ENE 7 | E 10 | ENE 7 | E 10 | S 5 | S 5 |
| kJ | 3 | 1 | 1 | 1 | 3 | 3 | 1 | 1 | 2 | 2 | 8 | 10 | 8 | 8 | 5 | 4 | 10 | 15 | 15 | 2 | 15 | 2 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | S 7 | E 11 | E 11 | S 6 | SE 6 | SE 6 | E 10 | — | — | — | E 10 | E 5 | E 5 | E 10 | E 8 | E 7 | E 5 | E 10 | E 10 | E 10 | E 10 | — | — | — |
| kJ | 1 | 3 | 3 | 1 | 1 | 1 | 2 | — | — | — | 2 | 8 | 8 | 2 | 1 | 4 | 2 | 2 | 2 | 2 | 2 | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 3 | SE 3 | SSE 4 | SE 4 | SSE 4 | — | SSE 4 | SSE 4 | SSE 4 | SSE 4 | S 5 | SSW 5 | — | — | — | — | — | — | — | ENE 6 | NE 3 | NE 6 | NE 6 | NE 6 |
| kJ | 2 | 2 | 5 | 3 | 4 | — | 3 | 5 | 10 | 15 | 11 | 14 | — | — | — | — | — | — | — | 14 | 6 | 43 | 90 | 82 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1373 | 1249 | 1249 | 359 | 359 | 362 | 362 | 356 | 1373 | 1249 | 356 | 1243 | 75 | 75 | 1183 | 347 | 1249 | 1173 | 1243 | 362 | 75 | 75 | 0 | 347 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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