Surf Forecasts:
How big are the waves at Derde Steen today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 7ft (2.1m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 7ft (2.2m), 14s period with SW swell.
- Evening surf: Evening surf (18 Jun, local time) - 7ft (2.1m), 13s period with SW swell.
The current surf forecast for Derde Steen at 1PM is: 2.3m 14s primary swell from a Southwest direction and 1.2m 5s secondary swell from a South direction (forecast issued at 07:00am June 18). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 7ft (2.1m) | 14s |
| Afternoon (18 Jun) | 7ft (2.2m) | 14s |
| Evening (18 Jun) | 7ft (2.1m) | 13s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Sat afternoon, min 14°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
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 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | WSW 11 | WSW 11 | SW 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1223 | 1191 | 2247 | 2053 | 1729 | 1460 | 1228 | 1885 | 1584 | 874 | 798 | 437 | 493 | 500 | 578 | 736 | 650 | 573 | 528 | 528 | 563 | 335 | 329 | 365 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | cross-off | off | off | off | glassy | glassy | cross-off | cross-off | off |
High Tide | 6:01PM1.50m | 6:20AM1.34m | 6:53PM1.44m | 7:15AM1.23m | 7:47PM1.37m | |||||||||||||||||||
Low Tide | 11:42AM0.12m | 00:18AM0.23m | 12:30PM0.22m | 1:14AM0.31m | 1:20PM0.32m | |||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | | |
 | 7:48 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | 7:50 |
 | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | 5:45 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 14 | 15 | 18 | 17 | 15 | 15 | 14 | 14 | 14 | 16 | 20 | 20 | 19 | 18 | 18 | 18 | 19 | 21 | 25 | 24 | 23 | 21 | 21 |
Feels °C | 11 | 12 | 12 | 14 | 13 | 11 | 12 | 11 | 12 | 12 | 14 | 18 | 18 | 17 | 15 | 15 | 15 | 15 | 17 | 23 | 21 | 20 | 18 | 18 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | WSW 11 | WSW 11 | WSW 11 |
| kJ | 1223 | 1191 | 2247 | 2053 | 1729 | 1460 | 1228 | 1885 | 1584 | 874 | 798 | 437 | 493 | 500 | 578 | 736 | 650 | 573 | 528 | 528 | 563 | 335 | 329 | 251 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | — | — | — | — | — | SW 20 | SW 18 | S 7 | S 7 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 16 | S 10 | SW 15 | SW 15 |
| kJ | 1004 | 875 | — | — | — | — | — | 15 | 50 | 111 | 120 | 269 | 347 | 274 | 269 | 49 | 48 | 91 | 91 | 91 | 86 | 65 | 176 | 365 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SW 17 | SW 16 | S 7 | SW 15 | SW 14 | SW 18 | SW 18 | — | — | — | — | — | SW 15 | S 9 | S 9 |
| kJ | — | — | — | — | — | — | — | — | — | 142 | 165 | 79 | 174 | 132 | 50 | 49 | — | — | — | — | — | 107 | 37 | 38 |
Wind waves Height (m) Direction Period (s) | S 6 | S 6 | S 5 | S 5 | S 5 | S 6 | S 6 | SSE 6 | SSE 6 | SE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 110 | 123 | 95 | 82 | 92 | 136 | 141 | 192 | 146 | 88 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 3 | 3 | 59 | 126 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 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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