Surf Forecasts:
How big are the waves at Dongchong today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3.5ft (1.0m), 10s period with S swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 5ft (1.5m), 9s period with SSE swell.
- Evening surf: Evening surf (20 Aug, local time) - 4.5ft (1.3m), 9s period with S swell.
The current surf forecast for Dongchong at 2AM is: 1.2m 6s primary swell from a East direction and 0.5m 9s secondary swell from a South direction (forecast issued at 07:00pm August 19). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3.5ft (1.0m) | 10s |
| Afternoon (20 Aug) | 5ft (1.5m) | 9s |
| Evening (20 Aug) | 4.5ft (1.3m) | 9s |
Table - waves today at Dongchong. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Thu morning. Warm (max 29°C on Wed night, min 27°C on Wed night). Winds decreasing (fresh winds from the E on Wed night, light winds from the SSE by Fri morning). | |||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||
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) | ESE 6 | ESE 6 | ESE 6 | E 6 | S 10 | S 10 | S 9 | SSE 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 |
Wave Graph | |||||||||||||||||||
137 | 150 | 134 | 104 | 96 | 183 | 202 | 352 | 318 | 275 | 240 | 240 | 295 | 307 | 262 | 268 | 407 | 463 | 961 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | cross |
High Tide | 00:21AM1.55m | 11:52AM0.78m | 4:57PM0.77m | 1:00AM1.57m | 12:23PM0.66m | ||||||||||||||
Low Tide | 6:40PM0.65m | 8:27AM0.56m | 2:23PM0.71m | 7:04PM0.73m | 9:41AM0.56m | 2:45PM0.61m | |||||||||||||
— | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | |
6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | |
mm | — | — | — | — | 1 | 1 | 2 | 2 | — | — | 1 | 2 | 1 | — | 1 | — | — | 1 | 1 |
Temp °C | 29 | 29 | 28 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 29 | 29 | 29 | 28 | 28 |
Feels °C | 29 | 29 | 28 | 28 | 28 | 28 | 31 | 32 | 31 | 32 | 31 | 32 | 32 | 33 | 32 | 32 | 33 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 9 | S 10 | S 10 | S 9 | SSE 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 |
31 | 51 | 48 | 42 | 96 | 183 | 202 | 352 | 318 | 275 | 240 | 240 | 295 | 307 | 262 | 268 | 407 | 463 | 961 | |
Swell 2 Height (m) Direction Period (s) | S 10 | — | S 11 | — | SE 6 | — | E 6 | E 6 | ENE 6 | E 5 | E 6 | E 6 | — | — | — | — | — | — | — |
19 | — | 22 | — | 14 | — | 35 | 25 | 7 | 2 | 1 | 1 | — | — | — | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | NNE 4 | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | 6 | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | ESE 6 | ESE 6 | ESE 6 | E 6 | E 6 | E 5 | E 5 | — | — | — | — | — | — | — | — | — | — | S 10 | S 10 |
137 | 150 | 134 | 104 | 75 | 51 | 41 | — | — | — | — | — | — | — | — | — | — | 314 | 394 | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 624 | 648 | 702 | 702 | 702 | 651 | 648 | 624 | 638 | 648 | 104 | 119 | 119 | 104 | 628 | 791 | 791 | 791 | 791 |
Best forecast wave conditions in Guangdong | |||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||
Header Global | |||||||||||||||||||
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