Surf Forecasts:
How big are the waves at Danger Reef today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 5ft (1.6m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 5ft (1.5m), 10s period with SW swell.
- Evening surf: Evening surf (17 Jul, local time) - 4.5ft (1.3m), 10s period with SW swell.
The current surf forecast for Danger Reef at 9PM is: 1.3m 10s primary swell from a Southwest direction and 0.3m 13s secondary swell from a South direction (forecast issued at 01:00pm July 17). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 5ft (1.6m) | 11s |
| Afternoon (17 Jul) | 5ft (1.5m) | 10s |
| Evening (17 Jul) | 4.5ft (1.3m) | 10s |
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 13°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 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) | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SW 9 | SW 9 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 606 | 595 | 442 | 348 | 341 | 303 | 262 | 235 | 246 | 278 | 272 | 301 | 656 | 416 | 450 | 503 | 494 | 501 | 553 | 496 | 615 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | glassy | glassy | off | glassy | off | off | off | off | off | off | off | off | off | cross-off | cross-on | cross-on | on |
High Tide | 5:38PM1.59m | 5:54AM1.39m | 6:19PM1.52m | 6:36AM1.28m | 7:00PM1.42m | ||||||||||||||||
Low Tide | 11:21AM0.07m | 11:55PM0.15m | 12:00PM0.16m | 00:39AM0.24m | 12:39PM0.27m | ||||||||||||||||
 | | |  | | |  | | |  | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — |
 | — | — | 5:54 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 18 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 14 |
Feels °C | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 15 | 15 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 |
| kJ | 606 | 595 | 442 | 348 | 341 | 303 | 262 | 235 | 246 | 278 | 272 | 178 | 656 | 416 | 450 | 503 | 494 | 501 | 553 | 496 | 615 |
Swell 2 Height (m) Direction Period (s) | E 12 | E 11 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | SW 13 | SW 12 | SW 12 | S 10 | S 10 | S 11 | S 11 | S 10 | W 10 | S 10 | SSW 13 | WSW 10 |
| kJ | 3 | 2 | 4 | 32 | 55 | 79 | 73 | 103 | 132 | 212 | 227 | 301 | 156 | 162 | 143 | 143 | 102 | 74 | 48 | 116 | 32 |
Swell 3 Height (m) Direction Period (s) | — | — | E 11 | SW 17 | SW 16 | SSW 16 | SW 15 | SW 14 | SW 14 | S 11 | S 11 | S 10 | W 11 | W 11 | W 11 | W 11 | W 11 | S 10 | W 10 | S 10 | SE 9 |
| kJ | — | — | 2 | 11 | 10 | 25 | 36 | 103 | 153 | 116 | 116 | 131 | 61 | 151 | 116 | 86 | 82 | 71 | 52 | 29 | 20 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 2 | — | NNW 3 | NNW 3 | NNW 3 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 1 | 1 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 10 | 10 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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