Surf Forecasts:
How big are the waves at Cave Rock today (18 Aug):
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.1m), 9s period with E swell.
- Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.0m), 9s period with E swell.
The current surf forecast for Cave Rock at 10PM is: 1.0m 9s primary swell from a East direction and 0.8m 5s secondary swell from a South direction (forecast issued at 07:00pm August 18). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | - | - |
| Afternoon (18 Aug) | 3.5ft (1.1m) | 9s |
| Evening (18 Aug) | 3.5ft (1.0m) | 9s |
Table - waves today at Cave Rock. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Wed morning, min 17°C on Thu night). Winds decreasing (strong winds from the SSW on Wed night, calm by Thu night). | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 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) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | SSW 14 | E 8 | SSW 15 | SSW 15 | SSW 6 | SSW 8 | S 8 | S 8 | S 8 | S 8 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 164 | 162 | 159 | 159 | 126 | 120 | 117 | 115 | 118 | 169 | 135 | 322 | 271 | 639 | 552 | 382 | 289 | 208 | 269 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | glassy | off | off | cross | cross | cross-off | cross-off | cross-off | cross-on | cross | cross | cross-on | cross-on | cross-on | cross | glassy |
High Tide | 6:58PM1.71m | 7:05AM1.52m | 7:27PM1.56m | 7:37AM1.37m | 8:04PM1.40m | ||||||||||||||
Low Tide | 1:08AM0.59m | 1:09PM0.61m | 1:41AM0.74m | 1:39PM0.78m | |||||||||||||||
 |  | |  | | | | | | | | | |  | | | | | | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | 5:32 | — | — | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 19 | 19 | 19 | 19 | 21 | 21 | 21 | 20 | 21 | 19 | 18 | 18 | 19 | 19 | 19 | 19 | 18 |
Feels °C | 17 | 20 | 20 | 20 | 20 | 19 | 19 | 18 | 19 | 20 | 21 | 13 | 11 | 12 | 14 | 15 | 17 | 18 | 18 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 6 | ENE 7 | ENE 8 | E 8 | E 9 | E 8 | E 8 | S 8 | S 8 |
| kJ | 164 | 162 | 159 | 159 | 126 | 120 | 117 | 115 | 89 | 169 | 115 | 156 | 94 | 60 | 37 | 36 | 22 | 208 | 169 |
Swell 2 Height (m) Direction Period (s) | SW 16 | S 17 | S 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSW 15 | SSW 14 | SSW 13 | SSW 15 | NE 7 | NE 7 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 16 | SSW 16 |
| kJ | 11 | 6 | 34 | 27 | 20 | 14 | 9 | 85 | 118 | 101 | 135 | 84 | 46 | 78 | 73 | 71 | 62 | 84 | 269 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | SSW 9 | S 17 | SW 17 | SSW 16 | SSW 15 | SSW 15 | SE 5 | SSE 5 | SSW 16 | — | — | — | — | NE 7 | NE 7 | NE 7 | E 8 | E 8 |
| kJ | 11 | 9 | 6 | 11 | 26 | 44 | 85 | 5 | 2 | 51 | — | — | — | — | 8 | 7 | 2 | 22 | 21 |
Wind waves Height (m) Direction Period (s) | S 6 | S 5 | S 5 | — | — | — | — | ENE 3 | ENE 4 | NE 5 | ENE 6 | SSW 15 | SSW 6 | SSW 8 | S 8 | S 8 | S 8 | — | — |
| kJ | 83 | 46 | 56 | — | — | — | — | 1 | 10 | 66 | 191 | 322 | 271 | 639 | 552 | 382 | 289 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 219 | 164 | 164 | 9 | 8 | 0 | 0 | 0 | 7 | 7 | 7 | 0 | 0 | 162 | 553 | 276 | 395 | 228 | 276 |
Best forecast wave conditions in Durban/KwaZulu-Natal South Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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