Surf Forecasts:
How big are the waves at Derde Steen today (15 Jul):
- Morning surf: Morning surf (15 Jul, local time) - 3.5ft (1.1m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (15 Jul, local time) - 6.5ft (2.0m), 16s period with SW swell.
- Evening surf: Evening surf (15 Jul, local time) - 10ft (3.0m), 14s period with SW swell.
The current surf forecast for Derde Steen at 4PM is: 2.2m 16s primary swell from a Southwest direction and 0.8m 10s secondary swell from a West direction (forecast issued at 07:00am July 15). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Jul) | 3.5ft (1.1m) | 17s |
| Afternoon (15 Jul) | 6.5ft (2.0m) | 16s |
| Evening (15 Jul) | 10ft (3.0m) | 14s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Fri afternoon, min 13°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 17 | SW 16 | WSW 17 | SW 16 | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 241 | 527 | 963 | 1467 | 2982 | 3326 | 3805 | 3558 | 2967 | 2681 | 2381 | 1942 | 1671 | 1261 | 1112 | 1013 | 1052 | 947 | 773 | 716 | 584 | 433 | 384 | 341 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross-on | cross-on | cross | off | glassy | off | cross-off | cross | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | glassy | glassy | on | glassy | glassy | glassy |
High Tide | 4:12PM1.61m | 4:28AM1.54m | 4:55PM1.63m | 5:12AM1.48m | 5:37PM1.59m | |||||||||||||||||||
Low Tide | 9:58AM-0.00m | 10:25PM0.08m | 10:40AM0.01m | 11:11PM0.09m | 11:20AM0.07m | 11:55PM0.15m | ||||||||||||||||||
 |  |  | | | | |  | | |  | | | | | |  | | | | | | | | |
 | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | 7:47 |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | 5:57 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 15 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 14 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 18 | 18 | 16 | 16 | 15 |
Feels °C | 11 | 11 | 14 | 15 | 15 | 14 | 14 | 14 | 13 | 12 | 13 | 15 | 13 | 14 | 13 | 13 | 13 | 14 | 15 | 18 | 16 | 16 | 16 | 15 |
Swell 1 Height (m) Direction Period (s) | W 9 | SW 16 | WSW 17 | SW 16 | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 |
| kJ | 129 | 527 | 963 | 1467 | 2982 | 3326 | 3805 | 3558 | 2967 | 2681 | 2381 | 1942 | 1671 | 1261 | 1112 | 1013 | 1052 | 947 | 773 | 716 | 584 | 433 | 384 | 341 |
Swell 2 Height (m) Direction Period (s) | SW 17 | W 9 | W 9 | W 11 | W 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 14 | S 13 | S 13 | S 13 |
| kJ | 241 | 130 | 165 | 182 | 76 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 15 | 14 | 31 | 52 |
Swell 3 Height (m) Direction Period (s) | SW 12 | W 11 | SW 11 | SW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 17 | SW 16 | SW 16 |
| kJ | 21 | 41 | 59 | 162 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | 11 | 10 |
Wind waves Height (m) Direction Period (s) | NNE 3 | N 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 6 | 32 | 3 | 4 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 37 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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