Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 2.5ft (0.8m), 8s period with S swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 2.5ft (0.8m), 8s period with S swell.
- Evening surf: Evening surf (19 Aug, local time) - 3.5ft (1.0m), 8s period with S swell.
The current surf forecast for Riyue Bay (Riyuewan) at 7AM is: 0.8m 8s primary swell from a South direction and 0.2m 3s secondary swell from a East direction (forecast issued at 01:00am August 19). The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 2.5ft (0.8m) | 8s |
| Afternoon (19 Aug) | 2.5ft (0.8m) | 8s |
| Evening (19 Aug) | 3.5ft (1.0m) | 8s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 76mm), heaviest during Thu afternoon. Warm (max 29°C on Wed morning, min 25°C on Fri morning). Winds increasing (calm on Wed afternoon, fresh winds from the WSW by Fri morning). | ||||||||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | ||||||||||||||||||||||
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 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | WSW 6 | WSW 7 | S 8 | S 8 | SW 7 | S 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SW 8 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 9 |
Wave Graph | ||||||||||||||||||||||||
84 | 84 | 86 | 90 | 92 | 137 | 131 | 150 | 266 | 136 | 161 | 349 | 221 | 809 | 974 | 655 | 581 | 533 | 477 | 492 | 667 | 640 | 550 | 516 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | glassy | glassy | glassy | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:16AM1.21m | 3:16PM0.73m | 2:44AM1.27m | 3:19AM1.30m | ||||||||||||||||||||
Low Tide | 9:48AM0.53m | 6:52PM0.66m | 11:27AM0.48m | 1:11PM0.42m | ||||||||||||||||||||
— | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | |
— | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — | |
mm | 3 | 4 | 1 | — | 4 | 6 | 4 | 3 | 2 | 4 | 2 | 2 | 7 | 9 | 7 | 6 | 6 | 2 | 9 | 2 | — | — | — | — |
Temp °C | 27 | 26 | 26 | 29 | 29 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 26 | 26 | 27 | 26 | 26 | 26 | 25 | 26 | 27 | 27 | 27 | 27 |
Feels °C | 31 | 31 | 30 | 34 | 35 | 34 | 32 | 32 | 31 | 30 | 32 | 33 | 31 | 30 | 29 | 26 | 25 | 25 | 23 | 25 | 25 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 9 | SSE 10 | S 10 | S 10 | S 10 | S 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 9 |
84 | 84 | 86 | 90 | 92 | 137 | 131 | 116 | 135 | 136 | 161 | 169 | 215 | 322 | 369 | 369 | 361 | 287 | 370 | 492 | 667 | 640 | 550 | 516 | |
Swell 2 Height (m) Direction Period (s) | SW 6 | ENE 3 | E 3 | E 3 | — | NE 5 | NE 8 | NE 8 | NE 8 | SW 7 | NE 8 | SW 7 | ENE 8 | ENE 7 | NE 7 | NE 7 | NE 7 | NE 7 | E 7 | — | — | — | — | — |
5 | 1 | 1 | 1 | — | 1 | 10 | 51 | 67 | 60 | 62 | 65 | 37 | 21 | 14 | 8 | 2 | 2 | 1 | — | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | E 10 | WSW 6 | WSW 5 | — | SE 10 | SE 10 | SE 10 | SW 6 | SW 7 | NE 8 | SW 7 | ENE 8 | S 8 | — | — | — | — | — | — | — | — | — | — | — |
2 | 3 | 2 | — | 4 | 4 | 4 | 26 | 54 | 65 | 52 | 39 | 12 | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | ENE 3 | — | — | WSW 5 | SW 5 | SW 6 | WSW 6 | WSW 6 | WSW 7 | — | — | SW 7 | SW 8 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SW 8 | SW 7 | SW 7 | WSW 7 | SW 7 | WSW 5 |
2 | — | — | 2 | 7 | 92 | 111 | 150 | 266 | — | — | 349 | 221 | 809 | 974 | 655 | 581 | 533 | 477 | 479 | 332 | 251 | 214 | 110 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 349 | 349 | 359 | 349 | 359 | 362 | 362 | 1391 | 1402 | 1090 | 1092 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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