Surf Forecasts:
How big are the waves at Danger Reef today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 7ft (2.1m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 6.5ft (2.0m), 14s period with SW swell.
- Evening surf: Evening surf (10 Sep, local time) - 6ft (1.8m), 13s period with SW swell.
The current surf forecast for Danger Reef at 1AM is: 1.3m 12s primary swell from a Southwest direction and 0.8m 17s secondary swell from a Southwest direction, 0.8m 4s secondary swell from a South-southeast direction (forecast issued at 07:00pm September 09). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 7ft (2.1m) | 15s |
| Afternoon (10 Sep) | 6.5ft (2.0m) | 14s |
| Evening (10 Sep) | 6ft (1.8m) | 13s |
Table - waves today at Danger Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sat afternoon, min 14°C on Wed night). Winds increasing (light winds from the SSE on Wed night, strong winds from the SE by Sat morning). | |||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | |||||||||||||||||
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 13 | SW 13 | SW 12 | SW 12 | SW 16 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SSE 7 | SSE 7 | SE 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 245 | 265 | 444 | 486 | 737 | 1958 | 1736 | 1558 | 1367 | 1067 | 1210 | 878 | 689 | 657 | 531 | 522 | 736 | 758 | 666 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on |
High Tide | 2:16PM1.56m | 2:33AM1.51m | 2:52PM1.66m | 3:10AM1.55m | 3:26PM1.70m | ||||||||||||||
Low Tide | 8:32PM0.09m | 8:42AM0.05m | 9:09PM0.01m | 9:16AM0.01m | 9:43PM-0.01m | ||||||||||||||
 |  | | |  |  | | | |  | | | | | |  | | | | |
 | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — |
 | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 15 | 15 |
Feels °C | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 13 | 12 | 11 | 9 | 9 | 9 | 9 | 9 | 10 | 8 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 245 | 265 | 444 | 486 | 471 | 1958 | 1736 | 1558 | 1367 | 1067 | 1210 | 878 | 689 | 657 | 531 | 522 | 448 | 343 | 314 |
Swell 2 Height (m) Direction Period (s) | S 10 | SSE 8 | SSE 8 | SW 17 | SW 16 | SE 9 | SE 9 | — | — | — | — | — | SW 12 | SW 12 | — | — | — | SW 15 | SW 15 |
| kJ | 8 | 14 | 7 | 342 | 737 | 3 | 3 | — | — | — | — | — | 300 | 286 | — | — | — | 34 | 75 |
Swell 3 Height (m) Direction Period (s) | SSE 10 | SE 10 | — | SSE 8 | SSE 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 11 |
| kJ | 9 | 4 | — | 7 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | 29 |
Wind waves Height (m) Direction Period (s) | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SSE 3 | — | — | SSE 3 | S 3 | SE 3 | S 6 | S 7 | S 7 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SE 7 |
| kJ | 10 | 11 | 18 | 16 | 11 | 5 | — | — | 3 | 7 | 6 | 173 | 270 | 247 | 282 | 446 | 736 | 758 | 666 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 17 | 10 | 10 | 12 | 17 | 12 | 12 | 12 | 273 | 42 | 82 | 82 | 23 | 23 | 23 | 23 | 399 | 24 | 23 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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