Surf Forecasts:
How big are the waves at Dunes today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 8ft (2.5m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 8ft (2.4m), 14s period with SW swell.
- Evening surf: Evening surf (25 Aug, local time) - 7ft (2.1m), 13s period with WSW swell.
The current surf forecast for Dunes at 2AM is: 2.4m 14s primary swell from a Southwest direction and 0.8m 11s secondary swell from a West direction (forecast issued at 07:00pm August 24). An open ocean swell of 1.1m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 8ft (2.5m) | 14s |
| Afternoon (25 Aug) | 8ft (2.4m) | 14s |
| Evening (25 Aug) | 7ft (2.1m) | 13s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Wed afternoon, min 11°C on Mon night). Winds decreasing (strong winds from the SE on Tue afternoon, light winds from the NE by Wed night). | |||||||||||||||||||
Mon 24 | Tuesday 25 | Wednesday 26 | |||||||||||||||||
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) | WSW 11 | SW 14 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | SE 8 | WSW 12 | WSW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 422 | 821 | 1308 | 2350 | 2326 | 2594 | 2323 | 2506 | 1831 | 1567 | 1303 | 1002 | 824 | 812 | 669 | 551 | 440 | 419 | 390 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off |
High Tide | 1:41AM1.24m | 2:08PM1.31m | 2:13AM1.33m | 2:37PM1.42m | |||||||||||||||
Low Tide | 7:45PM0.45m | 7:59AM0.31m | 8:17PM0.34m | 8:27AM0.21m | 8:46PM0.25m | ||||||||||||||
 |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — |
 | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 12 | 12 | 11 | 11 | 14 | 16 | 16 | 15 | 13 | 13 | 12 | 13 | 14 | 19 | 21 | 21 | 20 |
Feels °C | 8 | 7 | 6 | 6 | 4 | 4 | 7 | 9 | 8 | 8 | 5 | 6 | 5 | 8 | 9 | 16 | 18 | 18 | 18 |
Swell 1 Height (m) Direction Period (s) | WSW 11 | SW 14 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | SE 8 |
| kJ | 422 | 821 | 1308 | 2350 | 2326 | 2594 | 2323 | 2506 | 1831 | 1567 | 1303 | 1002 | 824 | 812 | 669 | 551 | 440 | 419 | 270 |
Swell 2 Height (m) Direction Period (s) | SSW 10 | SW 10 | SW 10 | W 11 | W 11 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 12 | SSW 11 | SSW 11 |
| kJ | 354 | 363 | 348 | 154 | 86 | 151 | 226 | 279 | 217 | 330 | 384 | 281 | 233 | 200 | 243 | 221 | 252 | 263 | 390 |
Swell 3 Height (m) Direction Period (s) | SW 16 | WSW 11 | W 11 | — | — | — | — | — | — | W 18 | W 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | WSW 12 |
| kJ | 314 | 308 | 238 | — | — | — | — | — | — | 6 | 6 | 86 | 140 | 196 | 259 | 333 | 411 | 308 | 353 |
Wind waves Height (m) Direction Period (s) | SSE 4 | SSE 4 | SE 4 | SE 4 | SE 5 | SE 5 | SE 5 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 7 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | ESE 8 |
| kJ | 13 | 20 | 35 | 45 | 63 | 108 | 141 | 186 | 209 | 260 | 351 | 480 | 559 | 569 | 483 | 403 | 424 | 333 | 666 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 105 | 23 | 38 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 11 | 11 | 11 | 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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