Surf Forecasts:
How big are the waves at Dunes today (23 Jul):
- Morning surf: Morning surf (23 Jul, local time) - 7ft (2.1m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (23 Jul, local time) - 7.5ft (2.3m), 11s period with SW swell.
- Evening surf: Evening surf (23 Jul, local time) - 13ft (4.0m), 17s period with SW swell.
The current surf forecast for Dunes at 9PM is: 4.0m 17s primary swell from a Southwest direction (forecast issued at 01:00pm July 23). An open ocean swell of 0.4m 12s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Jul) | 7ft (2.1m) | 11s |
| Afternoon (23 Jul) | 7.5ft (2.3m) | 11s |
| Evening (23 Jul) | 13ft (4.0m) | 17s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 17°C on Sun morning, min 12°C on Fri morning). Wind will be generally light. | |||||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | |||||||||||||||||||
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 11 | SW 11 | SW 12 | SW 18 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 14 | SSW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1375 | 1080 | 2148 | 9335 | 10025 | 9565 | 7905 | 6004 | 5380 | 4692 | 3835 | 3301 | 1495 | 1346 | 2340 | 1657 | 1486 | 1960 | 1999 | 2096 | 1760 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | off | off | off | off | off | off | glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:47AM0.97m | 11:05PM1.08m | 12:11PM1.01m | 00:19AM1.11m | 1:10PM1.09m | ||||||||||||||||
Low Tide | 4:46PM0.64m | 5:57AM0.53m | 6:15PM0.61m | 6:59AM0.47m | 7:15PM0.54m | ||||||||||||||||
 | |  |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — |
 | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — |
mm | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 15 | 16 | 16 | 15 |
Feels °C | 7 | 11 | 10 | 9 | 10 | 9 | 9 | 9 | 11 | 11 | 10 | 9 | 9 | 9 | 8 | 8 | 10 | 11 | 12 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 12 | SW 18 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 14 | SSW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 1375 | 1080 | 2148 | 9335 | 10025 | 9565 | 7905 | 6004 | 5380 | 4692 | 3835 | 3301 | 1495 | 1346 | 2340 | 1657 | 1486 | 1960 | 1999 | 2096 | 1760 |
Swell 2 Height (m) Direction Period (s) | ESE 13 | NNW 6 | SSW 19 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SSW 13 | WSW 14 | SE 11 | SSW 13 | SSW 13 | SE 11 | SE 11 | — | — |
| kJ | 17 | 60 | 1242 | 38 | 37 | 37 | 37 | 36 | 35 | 6 | 5 | 5 | 1366 | 1222 | 5 | 604 | 653 | 5 | 5 | — | — |
Swell 3 Height (m) Direction Period (s) | SW 22 | WSW 12 | ESE 12 | — | — | — | — | — | — | — | SE 12 | SE 12 | SE 12 | SE 11 | — | SE 11 | SE 11 | — | — | — | — |
| kJ | 19 | 241 | 15 | — | — | — | — | — | — | — | 35 | 34 | 5 | 5 | — | 5 | 5 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 3 | SE 4 | SE 4 | SE 4 | SE 4 | SE 4 | SE 4 |
| kJ | 119 | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 13 | 14 | 12 | 12 | 18 | 21 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 25 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 15 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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