Surf Forecasts:
How big are the waves at Dunes today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 8ft (2.5m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 8ft (2.4m), 17s period with WSW swell.
- Evening surf: Evening surf (13 Aug, local time) - 7ft (2.1m), 16s period with WSW swell.
The current surf forecast for Dunes at 3PM is: 2.4m 17s primary swell from a West-southwest direction and 0.7m 10s secondary swell from a Southeast direction (forecast issued at 07:00am August 13). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 8ft (2.5m) | 17s |
| Afternoon (13 Aug) | 8ft (2.4m) | 17s |
| Evening (13 Aug) | 7ft (2.1m) | 16s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Thu afternoon, min 13°C on Fri morning). Wind will be generally light. | |||||||||||||||||||||||
Thursday 13 | Friday 14 | Saturday 15 | |||||||||||||||||||||
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 | 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 20 | SW 17 | SW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 14 | WSW 14 | WSW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 2058 | 3908 | 3782 | 3262 | 2535 | 2178 | 2049 | 1832 | 1743 | 1557 | 1475 | 1475 | 1257 | 1139 | 1179 | 1244 | 1325 | 1179 | 1286 | 1267 | 1628 | 1548 | 1526 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross | cross-on | cross | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | cross | glassy | glassy | glassy | cross-off | cross-off | cross-off | glassy |
High Tide | 3:53PM1.68m | 4:09AM1.56m | 4:29PM1.69m | 4:46AM1.51m | 5:05PM1.64m | ||||||||||||||||||
Low Tide | 9:40AM-0.01m | 10:08PM0.02m | 10:16AM-0.00m | 10:46PM0.04m | 10:51AM0.05m | ||||||||||||||||||
 |  | | | | |  |  | | |  | | | | | | | | | | | | | |
 | 7:28 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — |
 | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 21 | 24 | 22 | 20 | 20 | 18 | 15 | 13 | 14 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 16 |
Feels °C | 17 | 17 | 17 | 21 | 18 | 15 | 15 | 12 | 10 | 9 | 10 | 10 | 13 | 12 | 12 | 13 | 14 | 14 | 13 | 14 | 13 | 14 | 16 |
Swell 1 Height (m) Direction Period (s) | WSW 16 | SW 17 | SW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 14 | WSW 14 | WSW 14 |
| kJ | 2058 | 3908 | 3782 | 3262 | 2535 | 2178 | 2049 | 1832 | 1743 | 1557 | 1475 | 1475 | 1257 | 1139 | 1179 | 1244 | 1325 | 1179 | 1286 | 1267 | 1628 | 1548 | 1526 |
Swell 2 Height (m) Direction Period (s) | SW 20 | SE 11 | SE 11 | SE 10 | SE 10 | SE 9 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | NW 5 | WNW 5 | WNW 5 | WNW 5 | W 6 | W 6 | W 7 | W 7 | ESE 9 | ESE 10 |
| kJ | 1976 | 220 | 194 | 129 | 76 | 55 | 57 | 59 | 42 | 30 | 30 | 30 | 31 | 57 | 36 | 32 | 29 | 31 | 49 | 62 | 38 | 17 | 36 |
Swell 3 Height (m) Direction Period (s) | SE 10 | — | — | NNW 7 | NNW 7 | — | — | — | — | — | — | — | — | ESE 11 | ESE 11 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | — | — | ESE 10 |
| kJ | 270 | — | — | 15 | 15 | — | — | — | — | — | — | — | — | 12 | 12 | 35 | 28 | 28 | 16 | 15 | — | — | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NNW 6 | NNW 4 | NNW 4 | NNW 4 | NW 5 | NW 5 | NW 5 | NW 6 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 45 | 22 | 25 | 37 | 51 | 57 | 68 | 67 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 4 | 4 | 4 | 8 | 8 | 11 | 9 | 29 | 29 | 10 | 10 | 4 | 8 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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