Surf Forecasts:
How big are the waves at Danger Reef today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 3.5ft (1.1m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 3.5ft (1.0m), 12s period with SW swell.
- Evening surf: Evening surf (21 Sep, local time) - 3ft (0.9m), 11s period with SW swell.
The current surf forecast for Danger Reef at 1PM is: 1.1m 12s primary swell from a Southwest direction and 0.3m 15s secondary swell from a South-southwest direction, 1.4m 6s secondary swell from a Southeast direction (forecast issued at 07:00am September 21). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 3.5ft (1.1m) | 12s |
| Afternoon (21 Sep) | 3.5ft (1.0m) | 12s |
| Evening (21 Sep) | 3ft (0.9m) | 11s |
Table - waves today at Danger Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Tue night. Warm (max 27°C on Tue morning, min 15°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | ESE 6 | SW 11 | SSW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 373 | 367 | 361 | 309 | 255 | 241 | 205 | 190 | 194 | 299 | 369 | 361 | 349 | 303 | 320 | 258 | 224 | 220 | 162 | 159 | 153 | 127 | 120 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | cross-on | on | cross-on | cross | off | cross-off | cross-off | glassy | cross-on | off | cross-off | off | cross-off | glassy | cross-on | cross-on | on |
High Tide | 12:27PM1.07m | 00:35AM1.10m | 1:03PM1.21m | 1:12AM1.22m | 1:32PM1.34m | ||||||||||||||||||
Low Tide | 6:12AM0.56m | 6:42PM0.56m | 6:52AM0.44m | 7:17PM0.43m | 7:23AM0.33m | 7:46PM0.30m | |||||||||||||||||
 |  | | | | | | |  |  | | | | |  |  | | | |  | | | | |
 | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:42 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | — |
Temp °C | 15 | 16 | 19 | 23 | 24 | 23 | 22 | 20 | 22 | 23 | 27 | 24 | 22 | 21 | 19 | 17 | 15 | 15 | 17 | 17 | 17 | 16 | 16 |
Feels °C | 12 | 13 | 16 | 21 | 22 | 22 | 22 | 20 | 22 | 23 | 27 | 23 | 22 | 22 | 19 | 17 | 14 | 15 | 17 | 18 | 17 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SE 6 | SW 11 | SSW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 |
| kJ | 373 | 367 | 361 | 309 | 255 | 241 | 205 | 72 | 194 | 299 | 369 | 361 | 349 | 303 | 320 | 258 | 224 | 220 | 162 | 159 | 153 | 127 | 120 |
Swell 2 Height (m) Direction Period (s) | — | — | SSW 15 | SSW 15 | SW 15 | SW 15 | SSW 14 | SW 11 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | S 14 | SE 7 | SSE 7 | SE 6 | SE 6 | SSE 6 | SE 7 | SE 7 | SSW 7 |
| kJ | — | — | 45 | 44 | 57 | 106 | 138 | 117 | 53 | 36 | 21 | 15 | 9 | 10 | 4 | 11 | 17 | 10 | 10 | 7 | 11 | 7 | 9 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SSW 14 | SW 14 | WSW 11 | WSW 11 | WSW 11 | S 16 | S 15 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 11 | S 10 | S 10 |
| kJ | — | — | — | — | — | — | — | 133 | 147 | 66 | 117 | 88 | 5 | 4 | 14 | 14 | 13 | 12 | 11 | 11 | 10 | 9 | 8 |
Wind waves Height (m) Direction Period (s) | SE 5 | SE 5 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | ESE 6 | ESE 6 | — | — | — | — | — | — | — | — | — | NW 3 | S 6 | — | — | SE 2 |
| kJ | 107 | 126 | 131 | 124 | 129 | 132 | 93 | 190 | 145 | — | — | — | — | — | — | — | — | — | 1 | 7 | — | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 10 | 10 | 10 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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