Surf Forecasts:
How big are the waves at Riyue Bay (Riyuewan) today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 3ft (0.9m), 7s period with SSE swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 3.5ft (1.1m), 6s period with S swell.
- Evening surf: Evening surf (20 Jul, local time) - 3.5ft (1.0m), 6s period with S swell.
The current surf forecast for Riyue Bay (Riyuewan) at 5AM is: 0.9m 7s primary swell from a South-southeast direction and 0.1m 10s secondary swell from a East direction (forecast issued at 01:00am July 20). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 3ft (0.9m) | 7s |
| Afternoon (20 Jul) | 3.5ft (1.1m) | 6s |
| Evening (20 Jul) | 3.5ft (1.0m) | 6s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Wed night. Warm (max 32°C on Mon afternoon, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
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) | SSE 7 | SSE 7 | SSE 7 | SSE 6 | S 6 | S 6 | S 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 6 | S 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | S 6 | S 6 | S 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 82 | 79 | 77 | 70 | 89 | 86 | 78 | 73 | 77 | 77 | 60 | 56 | 50 | 58 | 60 | 64 | 55 | 55 | 55 | 53 | 51 | 38 | 38 | 38 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-on | cross | cross | cross | cross | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 3:29AM0.95m | 2:02PM1.07m | 3:48AM1.07m | 2:58PM0.86m | 4:13AM1.17m | 4:32PM0.69m | ||||||||||||||||||
Low Tide | 8:14AM0.76m | 8:52PM0.48m | 10:07AM0.71m | 8:47PM0.58m | 12:10PM0.61m | 8:15PM0.63m | ||||||||||||||||||
 | |  | |  | | | | | | | | | |  | | | | | | | | | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:17 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 28 | 31 | 32 | 32 | 28 | 28 | 27 | 27 | 28 | 31 | 32 | 31 | 28 | 27 | 27 | 26 | 28 | 30 | 31 | 31 | 28 | 27 |
Feels °C | 30 | 31 | 32 | 33 | 32 | 32 | 30 | 32 | 30 | 30 | 32 | 33 | 33 | 32 | 31 | 31 | 30 | 29 | 32 | 32 | 32 | 33 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | E 10 | E 10 | E 10 | E 10 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | E 10 | S 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | S 6 | S 6 | S 6 |
| kJ | 82 | 79 | 77 | 2 | 2 | 2 | 2 | 73 | 77 | 77 | 60 | 56 | 2 | 58 | 60 | 64 | 55 | 55 | 55 | 53 | 51 | 38 | 38 | 38 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | — | — | E 10 | WSW 4 | E 10 | E 10 | E 10 | E 10 | E 10 | — | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 2 | 2 | 2 | — | — | 2 | 6 | 2 | 2 | 2 | 2 | 2 | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | E 10 | E 10 | E 10 | — | — | — | — | E 10 | E 10 | E 10 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 2 | 2 | 2 | — | — | — | — | 2 | 2 | 2 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 5 | — | — | SSE 6 | S 6 | S 6 | S 6 | — | — | — | — | — | SSE 6 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | — | — | 70 | 89 | 86 | 78 | — | — | — | — | — | 50 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1090 | 1090 | 75 | 1173 | 2064 | 1173 | 1084 | 1090 | 1084 | 1084 | 1090 | 1173 | 1763 | 1750 | 75 | 75 | 75 | 75 | 75 | 1157 | 1157 | 1157 | 1157 | 75 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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