Surf Forecasts:
How big are the waves at Danger Reef today (18 Jul):
- Afternoon surf: Afternoon surf (18 Jul, local time) - 3ft (0.9m), 13s period with SW swell.
- Evening surf: Evening surf (18 Jul, local time) - 3.5ft (1.0m), 12s period with SW swell.
The current surf forecast for Danger Reef at 11PM is: 1.5m 12s primary swell from a Southwest direction and 0.7m 10s secondary swell from a South direction (forecast issued at 07:00pm July 18). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | - | - |
| Afternoon (18 Jul) | 3ft (0.9m) | 13s |
| Evening (18 Jul) | 3.5ft (1.0m) | 12s |
Table - waves today at Danger Reef. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun afternoon. Very mild (max 16°C on Mon afternoon, min 13°C on Mon morning). Wind will be generally light. | |||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||
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 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 9 | SW 10 | SW 10 | SW 11 | SW 10 | SW 10 | SW 10 | SW 9 | SSW 9 | SSW 8 | SW 12 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 260 | 301 | 667 | 646 | 578 | 561 | 748 | 947 | 922 | 1178 | 1128 | 954 | 716 | 577 | 365 | 252 | 169 | 116 | 232 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | off | cross-off | off | cross-off | off | cross-off | off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off |
High Tide | 6:19PM1.52m | 6:36AM1.28m | 7:00PM1.42m | 7:21AM1.17m | 7:44PM1.31m | ||||||||||||||
Low Tide | 00:39AM0.24m | 12:39PM0.27m | 1:24AM0.34m | 1:20PM0.39m | |||||||||||||||
 |  | |  | |  | |  | |  | | | | | | | | | | |
 | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:47 | — | — | — | — | — | — |
 | 5:55 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 15 | 16 | 15 | 15 | 14 |
Feels °C | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 13 | 13 | 13 | 14 | 13 | 13 | 11 | 13 | 14 | 13 | 14 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 9 | WSW 9 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | SW 9 | SW 10 | SW 10 | SW 11 | SW 10 | SW 10 | SW 10 | SW 9 | SSW 9 | SSW 8 | SW 8 | SSW 8 |
| kJ | 216 | 157 | 667 | 646 | 578 | 561 | 748 | 599 | 922 | 1178 | 1128 | 954 | 716 | 577 | 365 | 252 | 169 | 78 | 98 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 12 | S 10 | S 10 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SE 10 | SE 10 | SW 11 | SW 11 | SW 10 | SW 12 | SSW 16 |
| kJ | 260 | 301 | 92 | 108 | 110 | 82 | 78 | 49 | 30 | 30 | 36 | 18 | 24 | 24 | 101 | 103 | 110 | 116 | 232 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 10 | W 11 | W 11 | W 11 | W 11 | W 11 | WSW 10 | SE 9 | SE 9 | SE 9 | SE 9 | SSE 10 | S 9 | W 10 | SE 9 | SSW 18 | W 9 | SW 12 |
| kJ | 110 | 128 | 61 | 62 | 86 | 83 | 57 | 36 | 13 | 12 | 3 | 12 | 18 | 15 | 45 | 22 | 61 | 62 | 92 |
Wind waves Height (m) Direction Period (s) | WNW 2 | NW 2 | NNW 3 | NW 3 | NW 3 | NNW 3 | NNW 4 | WSW 9 | — | — | — | — | — | — | NNW 2 | W 10 | W 10 | W 10 | — |
| kJ | 1 | 1 | 4 | 2 | 5 | 7 | 10 | 947 | — | — | — | — | — | — | 1 | 65 | 89 | 120 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 10 | 0 | 19 | 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 | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
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Surf Rating (10 Max)
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