Surf Forecasts:
How big are the waves at Danger Reef today (16 Sep):
- Afternoon surf: Afternoon surf (16 Sep, local time) - 2.5ft (0.8m), 17s period with SW swell.
- Evening surf: Evening surf (16 Sep, local time) - 6ft (1.8m), 15s period with SW swell.
The current surf forecast for Danger Reef at 12AM is: 2.2m 15s primary swell from a Southwest direction (forecast issued at 07:00pm September 15). An open ocean swell of 1.3m 8s is not directed at the surf break, a second open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | - | - |
| Afternoon (16 Sep) | 2.5ft (0.8m) | 17s |
| Evening (16 Sep) | 6ft (1.8m) | 15s |
Table - waves today at Danger Reef. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 25mm), heaviest during Tue night. Very mild (max 17°C on Fri afternoon, min 12°C on Tue night). Winds increasing (light winds from the SSW on Tue night, strong winds from the SSE by Thu afternoon). | |||||||||||||||||||
Tue 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||
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 16 | SW 15 | SW 15 | WSW 14 | SW 14 | SW 14 | SSW 9 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 719 | 1082 | 2027 | 2546 | 2763 | 2570 | 676 | 1915 | 1129 | 1144 | 1210 | 1259 | 1083 | 970 | 939 | 800 | 661 | 650 | 583 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 5:29PM1.40m | 5:48AM1.25m | 5:59PM1.27m | 6:22AM1.13m | 6:34PM1.13m | ||||||||||||||
Low Tide | 11:44PM0.28m | 11:47AM0.38m | 00:14AM0.41m | 12:18PM0.50m | |||||||||||||||
 |  |  |  | |  | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | 5 | 13 | 6 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 13 | 12 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 15 | 15 | 15 | 14 | 14 |
Feels °C | 8 | 8 | 9 | 10 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 5 | 6 | 6 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | WSW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 719 | 1082 | 2027 | 2546 | 2763 | 2570 | 628 | 1915 | 1129 | 1144 | 1210 | 1259 | 1083 | 970 | 939 | 800 | 661 | 650 | 583 |
Swell 2 Height (m) Direction Period (s) | SE 13 | SE 13 | WNW 8 | SW 15 | SW 15 | WSW 13 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | W 13 | W 12 | W 12 | — | — | — | — | — |
| kJ | 7 | 7 | 207 | 239 | 360 | 141 | 378 | 217 | 187 | 176 | 173 | 408 | 247 | 184 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | S 9 | SE 13 | — | ESE 12 | S 11 | — | ESE 12 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 2 | 7 | — | 15 | 2 | — | 13 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 8 | W 5 | — | — | S 6 | SSW 9 | SSE 5 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 6 | SSE 6 | SE 6 | SE 6 |
| kJ | 447 | 530 | 17 | — | — | 94 | 676 | 91 | 155 | 396 | 418 | 450 | 403 | 342 | 286 | 268 | 346 | 284 | 248 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 337 | 217 | 10 | 10 | 163 | 319 | 337 | 337 | 199 | 199 | 37 | 37 | 37 | 37 | 399 | 164 | 916 | 96 | 36 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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