Surf Forecasts:
How big are the waves at Danger Reef today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 7.5ft (2.3m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 7ft (2.2m), 13s period with WSW swell.
- Evening surf: Evening surf (17 Aug, local time) - 7ft (2.1m), 13s period with WSW swell.
The current surf forecast for Danger Reef at 6PM is: 2.1m 13s primary swell from a West-southwest direction and 0.4m 16s secondary swell from a Southwest direction (forecast issued at 01:00pm August 17). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 7.5ft (2.3m) | 13s |
| Afternoon (17 Aug) | 7ft (2.2m) | 13s |
| Evening (17 Aug) | 7ft (2.1m) | 13s |
Table - waves today at Danger Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon afternoon. Very mild (max 16°C on Mon afternoon, min 12°C on Tue night). Wind will be generally light. | |||||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||
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) | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 13 | SW 12 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1643 | 1585 | 1474 | 1599 | 1471 | 1329 | 1174 | 1426 | 1381 | 1751 | 2000 | 1985 | 1978 | 1946 | 1710 | 1476 | 1381 | 1381 | 1209 | 1209 | 1065 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | glassy | glassy | cross-on | cross-on | on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross | cross | glassy | glassy |
High Tide | 6:12PM1.43m | 6:31AM1.21m | 6:47PM1.29m | 7:10AM1.10m | 7:27PM1.16m | ||||||||||||||||
Low Tide | 11:56AM0.25m | 00:31AM0.30m | 12:29PM0.38m | 1:07AM0.42m | 1:04PM0.50m | ||||||||||||||||
 |  |  |  |  | |  |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — |
 | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 15 | 15 | 14 | 14 |
Feels °C | 13 | 13 | 14 | 15 | 15 | 14 | 14 | 13 | 12 | 11 | 10 | 9 | 10 | 9 | 9 | 10 | 11 | 13 | 13 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 13 | SW 12 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 1643 | 1585 | 1474 | 1599 | 1471 | 1329 | 1174 | 1426 | 1381 | 1751 | 2000 | 1985 | 1978 | 1946 | 1710 | 1476 | 1381 | 1381 | 1209 | 1209 | 1065 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 16 | — | — | SW 14 | WSW 13 | E 11 | SW 13 | W 13 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 66 | — | — | 304 | 69 | 2 | 1018 | 334 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | SW 16 | — | — | — | — | — | E 11 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 65 | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 3 | NW 3 | WNW 3 | — | — | — | — | — | — | — | SSE 3 | SSE 3 | SE 4 | ESE 4 | ESE 4 | — | — | — | — | — | — |
| kJ | 2 | 4 | 5 | — | — | — | — | — | — | — | 3 | 7 | 12 | 17 | 13 | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 19 | 0 | 0 | 0 | 0 | 0 | 10 | 10 | 10 | 17 | 17 | 34 | 23 | 23 | 16 | 12 | 10 | 10 | 1 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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