Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (09 Aug):
- Morning surf: Morning surf (09 Aug, local time) - 5ft (1.6m), 7s period with WSW swell.
- Afternoon surf: Afternoon surf (09 Aug, local time) - 3.5ft (1.1m), 7s period with SW swell.
- Evening surf: Evening surf (09 Aug, local time) - 5.5ft (1.7m), 7s period with WSW swell.
The current surf forecast for Riyue Bay (Riyuewan) at 8AM is: 1.6m 7s primary swell from a West-southwest direction and 0.7m 8s secondary swell from a South direction, 0.7m 8s secondary swell from a Southwest direction (forecast issued at 01:00am August 09). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Aug) | 5ft (1.6m) | 7s |
| Afternoon (09 Aug) | 3.5ft (1.1m) | 7s |
| Evening (09 Aug) | 5.5ft (1.7m) | 7s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 23mm), heaviest during Sun afternoon. Warm (max 32°C on Sun morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 9 | Monday 10 | Tuesday 11 | ||||||||||||||||||||||
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) | WSW 7 | WSW 7 | WSW 7 | S 8 | SW 7 | SW 7 | WSW 7 | WSW 7 | S 8 | S 8 | S 8 | S 8 | SW 7 | SW 7 | SW 7 | S 8 | S 8 | S 8 | S 8 | S 9 | S 9 | S 8 | S 8 | S 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 215 | 242 | 256 | 63 | 102 | 116 | 320 | 180 | 108 | 108 | 105 | 88 | 105 | 113 | 168 | 115 | 115 | 111 | 111 | 122 | 122 | 140 | 169 | 143 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 5:32AM1.53m | 6:40AM1.61m | 7:48AM1.67m | |||||||||||||||||||||
Low Tide | 3:16PM0.10m | 4:11PM0.00m | 4:58PM-0.04m | |||||||||||||||||||||
 | |  | | | |  |  | | | |  | | | | | | | | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — |
mm | — | — | 2 | 1 | 1 | 3 | 3 | — | — | 2 | 3 | — | 2 | 2 | — | — | — | — | — | — | 1 | 1 | 2 | — |
Temp °C | 26 | 26 | 27 | 32 | 32 | 31 | 29 | 28 | 27 | 26 | 27 | 31 | 32 | 31 | 29 | 28 | 28 | 27 | 28 | 31 | 31 | 30 | 28 | 28 |
Feels °C | 30 | 30 | 31 | 36 | 36 | 35 | 33 | 32 | 31 | 29 | 31 | 35 | 36 | 36 | 34 | 33 | 32 | 31 | 32 | 35 | 35 | 35 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SW 7 | SW 7 | S 8 | S 8 | S 8 | S 8 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 9 | S 9 | S 8 | S 8 | S 8 |
| kJ | 86 | 84 | 63 | 63 | 46 | 45 | 89 | 44 | 108 | 108 | 105 | 88 | 96 | 113 | 138 | 115 | 115 | 111 | 111 | 122 | 122 | 140 | 169 | 143 |
Swell 2 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 8 | E 10 | E 10 | E 10 | S 8 | S 8 | E 9 | E 12 | E 12 | E 11 | E 11 | E 11 | SW 7 | WSW 6 | E 11 | E 11 | E 15 | E 15 | E 16 | E 15 | E 15 | E 15 |
| kJ | 54 | 41 | 57 | 8 | 8 | 2 | 48 | 66 | 2 | 3 | 3 | 3 | 3 | 3 | 52 | 24 | 2 | 2 | 4 | 5 | 5 | 5 | 18 | 17 |
Swell 3 Height (m) Direction Period (s) | E 12 | E 11 | E 10 | — | — | E 16 | E 9 | E 9 | E 12 | — | E 10 | E 10 | SE 10 | SE 10 | E 11 | E 11 | E 15 | E 15 | E 11 | SE 10 | SE 9 | E 11 | E 10 | SE 10 |
| kJ | 24 | 21 | 8 | — | — | 5 | 2 | 2 | 3 | — | 2 | 2 | 4 | 4 | 3 | 2 | 4 | 4 | 2 | 4 | 3 | 2 | 2 | 4 |
Wind waves Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | SW 7 | SW 7 | SW 7 | WSW 7 | WSW 7 | WSW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | WSW 6 | WSW 6 | SW 5 | SW 7 | SW 7 | SW 6 | SW 6 | SW 6 | SW 6 |
| kJ | 215 | 242 | 256 | 56 | 102 | 116 | 320 | 180 | 28 | 50 | 60 | 64 | 105 | 97 | 168 | 110 | 14 | 11 | 22 | 37 | 56 | 49 | 27 | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 349 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 621 | 717 | 0 | 0 | 0 | 0 | 0 | 576 | 1243 | 1243 | 1092 | 624 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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