Surf Forecasts:
How big are the waves at Cave Rock today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 4.5ft (1.3m), 9s period with E swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.0m), 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 6AM is: 1.4m 10s primary swell from a East direction and 0.1m 14s secondary swell from a Southwest direction, 0.4m 2s secondary swell from a Southwest direction (forecast issued at 01:00am August 18). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 4.5ft (1.3m) | 9s |
| Afternoon (18 Aug) | 3.5ft (1.0m) | 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 night, min 18°C on Tue morning). Winds increasing (calm on Tue night, strong winds from the SSW by Wed night). | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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 | 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 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SSW 15 | SSW 15 | ENE 5 | SSW 15 | SSW 15 | SSW 6 | SSW 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 470 | 400 | 295 | 246 | 202 | 164 | 162 | 159 | 159 | 155 | 148 | 121 | 123 | 121 | 80 | 135 | 331 | 289 | 655 | 608 | 450 | 338 | 247 | 201 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | glassy | off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-on | cross | cross | cross-on | cross-on | cross-on | cross | glassy |
High Tide | 6:38AM1.67m | 6:58PM1.71m | 7:05AM1.52m | 7:27PM1.56m | 7:37AM1.37m | 8:04PM1.40m | ||||||||||||||||||
Low Tide | 00:39AM0.45m | 12:42PM0.46m | 1:08AM0.59m | 1:09PM0.61m | 1:41AM0.74m | 1:39PM0.78m | ||||||||||||||||||
 |  |  | |  | | | | | | | | | | | | | | | | | | | | |
 | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 18 | 19 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 21 | 19 | 18 | 18 | 19 | 19 | 19 | 18 | 18 |
Feels °C | 18 | 14 | 14 | 14 | 16 | 18 | 19 | 20 | 20 | 19 | 19 | 18 | 18 | 18 | 20 | 21 | 12 | 11 | 12 | 14 | 16 | 17 | 17 | 18 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | ENE 5 | E 6 | E 7 | E 7 | ENE 8 | E 8 | E 8 | E 8 | S 8 | S 8 |
| kJ | 470 | 400 | 295 | 246 | 202 | 164 | 162 | 159 | 159 | 155 | 148 | 117 | 116 | 89 | 40 | 104 | 142 | 112 | 62 | 33 | 37 | 22 | 247 | 177 |
Swell 2 Height (m) Direction Period (s) | S 9 | SW 15 | SW 13 | S 18 | S 17 | SW 16 | SW 17 | SSE 5 | SSE 5 | SSE 5 | S 5 | SSW 15 | SSW 15 | SSW 15 | E 8 | SSW 15 | — | — | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 16 | SSW 16 |
| kJ | 2 | 9 | 7 | 6 | 6 | 11 | 11 | 36 | 27 | 20 | 13 | 121 | 123 | 121 | 68 | 135 | — | — | 81 | 73 | 36 | 62 | 82 | 201 |
Swell 3 Height (m) Direction Period (s) | S 17 | SW 9 | — | — | S 11 | SSW 11 | SSW 12 | S 17 | SW 17 | SSW 16 | SSW 15 | SE 5 | — | — | SSW 13 | E 8 | — | — | — | NE 7 | NE 7 | NE 7 | E 8 | E 8 |
| kJ | 6 | 3 | — | — | 3 | 11 | 13 | 6 | 11 | 26 | 44 | 6 | — | — | 67 | 65 | — | — | — | 12 | 7 | 2 | 22 | 21 |
Wind waves Height (m) Direction Period (s) | NNE 5 | SW 2 | SSW 4 | SSW 6 | S 6 | S 6 | S 6 | — | — | — | — | — | ENE 3 | ENE 4 | ENE 5 | ENE 6 | SSW 15 | SSW 6 | SSW 8 | S 8 | S 8 | S 8 | — | — |
| kJ | 45 | 1 | 26 | 176 | 190 | 102 | 49 | — | — | — | — | — | 3 | 24 | 80 | 169 | 331 | 289 | 655 | 608 | 450 | 338 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 9 | 44 | 219 | 676 | 164 | 9 | 8 | 0 | 0 | 0 | 7 | 7 | 7 | 0 | 0 | 130 | 553 | 276 | 395 | 228 | 320 | 8 | 0 |
Best forecast wave conditions in Durban/KwaZulu-Natal South Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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