Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (26 Aug):
- Morning surf: Morning surf (26 Aug, local time) - 2.5ft (0.8m), 17s period with ESE swell.
- Afternoon surf: Afternoon surf (26 Aug, local time) - 3ft (0.9m), 17s period with ESE swell.
- Evening surf: Evening surf (26 Aug, local time) - 3.5ft (1.0m), 16s period with E swell.
The current surf forecast for Riyue Bay (Riyuewan) at 4AM is: 1.4m 8s primary swell from a South direction and 0.6m 18s secondary swell from a East-southeast direction (forecast issued at 01:00am August 26). An open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Aug) | 2.5ft (0.8m) | 17s |
| Afternoon (26 Aug) | 3ft (0.9m) | 17s |
| Evening (26 Aug) | 3.5ft (1.0m) | 16s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 33°C on Thu afternoon, min 27°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map | ||||||||||||||||||||||||
Wave Height (m) Direction Period (s) | S 8 | ESE 18 | ESE 17 | ESE 16 | ESE 17 | ESE 17 | E 16 | E 16 | E 15 | E 14 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | SSW 8 | S 8 | S 9 |
Wave Graph | ||||||||||||||||||||||||
283 | 246 | 290 | 363 | 499 | 499 | 513 | 501 | 294 | 202 | 190 | 177 | 235 | 212 | 229 | 290 | 283 | 234 | 190 | 157 | 157 | 361 | 245 | 257 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross-off | cross | cross | cross-off | cross-off | cross | cross | cross | cross-off | cross-off |
High Tide | 8:18AM1.44m | 9:07AM1.46m | 1:02AM0.77m | 9:52AM1.44m | ||||||||||||||||||||
Low Tide | 5:04PM0.19m | 5:29PM0.20m | 1:48AM0.77m | 5:50PM0.25m | ||||||||||||||||||||
— | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | |
— | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:57 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 28 | 27 | 28 | 31 | 32 | 31 | 28 | 28 | 27 | 27 | 28 | 31 | 33 | 31 | 29 | 28 | 27 | 27 | 28 | 31 | 33 | 31 | 29 | 28 |
Feels °C | 30 | 29 | 31 | 33 | 34 | 33 | 31 | 32 | 31 | 31 | 32 | 33 | 35 | 34 | 34 | 33 | 31 | 30 | 32 | 33 | 35 | 35 | 34 | 33 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | SSE 8 | S 8 | E 16 | E 16 | S 9 | S 8 | S 8 | S 8 | E 13 | SSE 8 | SSE 8 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | E 14 | S 8 | S 9 |
283 | 234 | 190 | 190 | 192 | 181 | 422 | 322 | 251 | 200 | 190 | 177 | 80 | 212 | 229 | 290 | 283 | 234 | 190 | 157 | 157 | 4 | 245 | 257 | |
Swell 2 Height (m) Direction Period (s) | E 18 | ESE 18 | ESE 17 | ESE 16 | ESE 17 | ESE 17 | E 16 | E 16 | E 15 | E 14 | E 14 | E 13 | E 13 | E 12 | E 12 | E 11 | E 11 | E 10 | E 12 | E 11 | E 14 | E 11 | E 14 | E 13 |
162 | 246 | 290 | 363 | 499 | 499 | 513 | 501 | 294 | 202 | 138 | 85 | 121 | 46 | 25 | 23 | 21 | 8 | 11 | 10 | 4 | 2 | 14 | 4 | |
Swell 3 Height (m) Direction Period (s) | — | — | E 9 | — | — | — | — | WSW 6 | WSW 6 | SW 6 | WSW 6 | — | — | — | E 16 | — | E 15 | E 15 | E 15 | E 15 | E 9 | E 11 | E 11 | E 10 |
— | — | 2 | — | — | — | — | 51 | 4 | 1 | 3 | — | — | — | 5 | — | 4 | 4 | 4 | 4 | 2 | 9 | 9 | 2 | |
Wind waves Height (m) Direction Period (s) | WSW 5 | WSW 5 | WSW 6 | SW 6 | SW 5 | SW 5 | S 8 | S 9 | WSW 6 | WSW 6 | — | — | S 8 | SW 4 | SW 4 | WSW 6 | SW 6 | SW 5 | — | SW 3 | SW 4 | SSW 8 | SW 5 | SW 6 |
69 | 50 | 65 | 54 | 49 | 35 | 284 | 292 | 15 | 7 | — | — | 235 | 29 | 15 | 3 | 1 | 1 | — | 6 | 27 | 361 | 25 | 18 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 347 | 347 | 0 | 353 | 1243 | 1243 | 715 | 347 | 347 | 0 | 0 | 353 | 1243 | 733 | 0 | 347 | 347 | 0 | 0 | 624 | 362 | 1183 | 0 | 0 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)













