Surf Forecasts:
How big are the waves at Donkin Bay today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 6ft (1.8m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 7ft (2.1m), 13s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 7ft (2.1m), 13s period with SW swell.
The current surf forecast for Donkin Bay at 9PM is: 2.1m 13s primary swell from a Southwest direction and 1.2m 6s secondary swell from a South-southwest direction (forecast issued at 01:00pm August 20). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 6ft (1.8m) | 12s |
| Afternoon (20 Aug) | 7ft (2.1m) | 13s |
| Evening (20 Aug) | 7ft (2.1m) | 13s |
Table - waves today at Donkin Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sun morning, min 11°C on Sat morning). Winds decreasing (fresh winds from the S on Thu night, calm by Sat morning). | |||||||||||||||||||||
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) | SW 12 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1169 | 1498 | 1475 | 1266 | 1519 | 1209 | 960 | 880 | 778 | 726 | 589 | 579 | 524 | 471 | 462 | 415 | 355 | 308 | 270 | 114 | 169 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross | cross | glassy | cross | cross | cross | cross | cross-off |
High Tide | 8:14AM1.10m | 8:39PM1.14m | 9:52AM1.04m | 10:26PM1.09m | 11:45AM1.08m | ||||||||||||||||
Low Tide | 2:00PM0.70m | 3:19AM0.69m | 4:05PM0.78m | 5:36AM0.67m | 6:14PM0.72m | ||||||||||||||||
 | | |  | | | | | |  | | | |  | | | | | | | | |
 | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — |
 | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 16 | 15 | 14 | 13 | 13 | 13 | 17 | 15 | 14 | 12 | 12 | 12 | 12 | 11 | 14 | 15 | 14 | 15 | 15 |
Feels °C | 12 | 10 | 10 | 9 | 9 | 9 | 11 | 10 | 14 | 10 | 10 | 10 | 11 | 12 | 12 | 10 | 13 | 11 | 10 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 12 |
| kJ | 1169 | 1498 | 1475 | 1266 | 1519 | 1209 | 960 | 880 | 778 | 726 | 589 | 579 | 524 | 471 | 462 | 415 | 355 | 308 | 270 | 104 | 169 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | SW 12 | WSW 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 114 | 94 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 16 | WSW 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 26 | 49 |
Wind waves Height (m) Direction Period (s) | — | — | SSW 4 | SSW 6 | — | — | — | — | — | — | SW 3 | — | — | — | — | — | — | — | SW 3 | SW 4 | SSW 4 |
| kJ | — | — | 29 | 81 | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | 2 | 6 | 13 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 258 | 258 | 234 | 103 | 0 | 0 | 0 | 0 | 101 | 101 | 56 | 56 | 30 | 56 | 0 | 56 | 101 | 101 | 103 | 101 |
Best forecast wave conditions in West Coast | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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