Surf Forecasts:
How big are the waves at Jieshi Bay today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 4.5ft (1.3m), 10s period with S swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 5ft (1.5m), 9s period with S swell.
- Evening surf: Evening surf (20 Aug, local time) - 4.5ft (1.4m), 9s period with S swell.
The current surf forecast for Jieshi Bay at 9PM is: 1.4m 9s primary swell from a South direction (forecast issued at 01:00pm August 20). An open ocean swell of 0.2m 5s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 4.5ft (1.3m) | 10s |
| Afternoon (20 Aug) | 5ft (1.5m) | 9s |
| Evening (20 Aug) | 4.5ft (1.4m) | 9s |
Table - waves today at Jieshi Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Sat night. Warm (max 31°C on Fri afternoon, min 28°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSW 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | SSW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 360 | 372 | 311 | 313 | 320 | 327 | 400 | 472 | 472 | 408 | 408 | 417 | 417 | 932 | 363 | 356 | 356 | 356 | 400 | 332 | 643 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 11:01PM0.99m | 3:05AM1.10m | 4:00AM1.14m | ||||||||||||||||||
Low Tide | 12:12PM0.29m | 11:21PM0.99m | 1:01PM0.21m | 1:47PM0.15m | |||||||||||||||||
 |  | |  |  | | | | | | | | | | | |  | | | | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 30 | 30 | 30 | 29 | 28 | 28 | 28 | 28 | 30 | 31 | 30 | 29 | 28 | 28 | 28 | 28 | 30 | 31 | 30 | 29 | 29 |
Feels °C | 33 | 32 | 33 | 34 | 33 | 33 | 33 | 32 | 32 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 34 | 34 | 33 | 33 | 33 |
Swell 1 Height (m) Direction Period (s) | SSE 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 |
| kJ | 360 | 372 | 311 | 313 | 320 | 327 | 400 | 472 | 472 | 408 | 408 | 417 | 417 | 417 | 363 | 356 | 356 | 356 | 400 | 332 | 275 |
Swell 2 Height (m) Direction Period (s) | E 5 | NE 6 | ENE 5 | ENE 5 | ENE 6 | E 6 | NE 6 | NE 6 | NE 5 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 15 | 8 | 5 | 6 | 3 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | ESE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 10 | — | — | — | — | — | — | SSW 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 932 | — | — | — | — | — | — | 643 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 533 | 512 | 512 | 512 | 540 | 21 | 21 | 21 | 540 | 540 | 672 | 662 | 660 | 112 | 119 | 112 | 167 | 659 | 119 | 659 | 112 |
Best forecast wave conditions in Guangdong | |||||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||||
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