Surf Forecasts:
How big are the waves at Dongchong today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 4.5ft (1.3m), 10s period with S swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.3m), 10s period with S swell.
- Evening surf: Evening surf (21 Aug, local time) - 4.5ft (1.3m), 10s period with S swell.
The current surf forecast for Dongchong at 5AM is: 1.3m 10s primary swell from a South direction and 0.1m 6s secondary swell from a East direction (forecast issued at 01:00am August 21). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 4.5ft (1.3m) | 10s |
| Afternoon (21 Aug) | 4.5ft (1.3m) | 10s |
| Evening (21 Aug) | 4.5ft (1.3m) | 10s |
Table - waves today at Dongchong. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 51mm), heaviest during Sun night. Warm (max 30°C on Sat afternoon, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||||
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 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | SSW 9 | S 10 | SSW 9 | S 10 | S 10 | S 9 | S 9 | SSW 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 |
Wave Graph | ||||||||||||||||||||||||
293 | 319 | 320 | 314 | 307 | 463 | 307 | 295 | 882 | 529 | 1001 | 299 | 299 | 241 | 431 | 645 | 196 | 159 | 155 | 152 | 152 | 152 | 117 | 112 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | off | off | glassy | cross-off | cross | cross-off | off |
High Tide | 1:00AM1.57m | 12:23PM0.66m | 1:52AM1.57m | 1:06PM0.56m | 3:04AM1.56m | 8:53PM0.89m | ||||||||||||||||||
Low Tide | 9:41AM0.56m | 2:45PM0.61m | 11:06AM0.53m | 3:04PM0.53m | 12:25PM0.45m | 9:48PM0.88m | ||||||||||||||||||
— | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | |
— | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | |
mm | 1 | 1 | — | 2 | — | — | — | 1 | 1 | 1 | 1 | — | — | — | 2 | 2 | 5 | 3 | 2 | 3 | 2 | — | — | 1 |
Temp °C | 27 | 27 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 30 | 30 | 28 | 28 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 32 | 31 | 33 | 32 | 31 | 32 | 31 | 31 | 31 | 31 | 33 | 34 | 34 | 33 | 30 | 31 | 30 | 32 | 34 | 33 | 32 | 32 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 |
293 | 319 | 320 | 314 | 307 | 463 | 307 | 295 | 349 | 354 | 347 | 299 | 299 | 241 | 431 | 201 | 196 | 159 | 155 | 152 | 152 | 152 | 117 | 112 | |
Swell 2 Height (m) Direction Period (s) | NE 6 | E 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | E 11 | E 10 | E 11 | E 11 | — | E 11 | — | — | — |
1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 2 | — | 2 | — | — | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SSW 9 | S 10 | SSW 9 | — | — | — | S 9 | SSW 9 | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | 882 | 529 | 1001 | — | — | — | 241 | 645 | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 648 | 119 | 104 | 771 | 780 | 780 | 800 | 791 | 791 | 231 | 0 | 0 | 780 | 648 | 648 | 648 | 0 | 0 | 0 | 0 | 0 | 702 | 0 | 0 |
Best forecast wave conditions in Guangdong | ||||||||||||||||||||||||
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)













