Surf Forecasts:
How big are the waves at Dunes today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 3.5ft (1.1m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 3.5ft (1.0m), 11s period with SW swell.
- Evening surf: Evening surf (23 Sep, local time) - 3ft (0.9m), 10s period with SW swell.
The current surf forecast for Dunes at 1AM is: 1.3m 11s primary swell from a Southwest direction and 0.2m 13s secondary swell from a South direction (forecast issued at 07:00pm September 22). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 3.5ft (1.1m) | 11s |
| Afternoon (23 Sep) | 3.5ft (1.0m) | 11s |
| Evening (23 Sep) | 3ft (0.9m) | 10s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Tue night. Warm (max 23°C on Fri morning, min 14°C on Tue night). Winds decreasing (fresh winds from the SE on Wed night, calm by Thu morning). | |||||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | |||||||||||||||||
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 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SE 6 | SE 6 | SE 7 | SE 7 | SSW 16 | SSW 15 | SSW 14 | SSW 13 | SSW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 367 | 486 | 384 | 414 | 332 | 254 | 254 | 216 | 187 | 154 | 223 | 141 | 183 | 385 | 806 | 1145 | 1422 | 1349 | 1180 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | glassy | on | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | off | off | off | off | cross-off | glassy | cross-off | cross-off | cross-off | off |
High Tide | 1:11AM1.22m | 1:32PM1.34m | 1:44AM1.33m | 2:00PM1.47m | |||||||||||||||
Low Tide | 7:17PM0.43m | 7:23AM0.33m | 7:46PM0.30m | 7:51AM0.23m | 8:15PM0.19m | ||||||||||||||
 |  |  |  |  |  | |  | |  | | | | | | | | | | |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | 6:42 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — |
mm | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 20 | 18 | 16 | 14 | 14 | 15 | 16 | 17 | 16 | 18 | 18 | 18 | 18 | 19 | 20 | 21 | 21 | 22 |
Feels °C | 22 | 21 | 18 | 17 | 12 | 13 | 16 | 15 | 15 | 12 | 16 | 17 | 18 | 19 | 21 | 21 | 20 | 21 | 23 |
Swell 1 Height (m) Direction Period (s) | 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 | SSE 7 | SSW 16 | SSW 15 | SSW 14 | SSW 13 | SSW 13 |
| kJ | 367 | 486 | 384 | 414 | 332 | 254 | 254 | 216 | 187 | 154 | 122 | 100 | 100 | 175 | 806 | 1145 | 1422 | 1349 | 1180 |
Swell 2 Height (m) Direction Period (s) | WSW 10 | SE 6 | SE 7 | S 13 | SE 7 | SE 6 | SE 6 | SE 6 | S 11 | — | SW 14 | SSW 7 | SSW 17 | SSW 16 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 |
| kJ | 80 | 11 | 7 | 14 | 11 | 10 | 6 | 10 | 10 | — | 7 | 37 | 111 | 366 | 142 | 110 | 85 | 93 | 78 |
Swell 3 Height (m) Direction Period (s) | SE 6 | S 15 | S 14 | SSE 13 | S 13 | SSE 12 | SSE 12 | W 9 | NW 5 | — | S 11 | SSW 18 | SW 14 | SW 10 | SW 11 | WSW 11 | — | — | — |
| kJ | 15 | 4 | 4 | 17 | 13 | 15 | 14 | 6 | 1 | — | 2 | 30 | 7 | 100 | 119 | 107 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SE 7 | SE 4 | SE 6 | SE 6 | SE 7 | SE 7 | SE 7 | — | SE 7 | SE 7 | — |
| kJ | — | — | — | — | — | — | — | — | 21 | 49 | 223 | 141 | 183 | 385 | 263 | — | 181 | 200 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 4 | 0 | 8 | 4 | 4 | 4 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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