Surf Forecasts:
How big are the waves at Dumps today (28 Sep):
- Afternoon surf: Afternoon surf (28 Sep, local time) - 3.5ft (1.0m), 12s period with WSW swell.
- Evening surf: Evening surf (28 Sep, local time) - 3ft (0.9m), 12s period with WSW swell.
The current surf forecast for Dumps at 11PM is: 0.9m 12s primary swell from a West-southwest direction and 0.3m 15s secondary swell from a Southwest direction (forecast issued at 07:00pm September 28). An open ocean swell of 1.7m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | - | - |
| Afternoon (28 Sep) | 3.5ft (1.0m) | 12s |
| Evening (28 Sep) | 3ft (0.9m) | 12s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 31°C on Wed afternoon, min 13°C on Mon night). Winds increasing (calm on Wed afternoon, fresh winds from the NNW by Thu morning). | |||||||||||||||||||
Mon 28 | Tuesday 29 | Wednesday 30 | |||||||||||||||||
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) | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 309 | 274 | 222 | 243 | 215 | 153 | 184 | 215 | 290 | 326 | 321 | 326 | 241 | 440 | 434 | 398 | 386 | 342 | 342 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | off | off | off | cross-off | off | cross-off | off | off | off | cross-off | cross-off | glassy | cross | off | cross |
High Tide | 4:08PM1.89m | 4:31AM1.75m | 4:44PM1.84m | 5:09AM1.68m | 5:23PM1.74m | ||||||||||||||
Low Tide | 10:21PM0.23m | 10:29AM0.33m | 10:58PM0.29m | 11:07AM0.41m | |||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 18 | 14 | 13 | 13 | 14 | 21 | 25 | 27 | 24 | 22 | 20 | 20 | 21 | 29 | 31 | 29 | 26 | 26 |
Feels °C | 18 | 14 | 11 | 10 | 10 | 11 | 18 | 22 | 24 | 22 | 19 | 17 | 16 | 18 | 27 | 29 | 26 | 22 | 24 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | SSE 8 | WSW 12 | SSE 8 | SSE 8 | SSE 8 | SW 13 | SW 13 | SSE 9 | SSE 9 | SSE 9 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 309 | 274 | 222 | 226 | 215 | 257 | 270 | 243 | 290 | 326 | 233 | 157 | 132 | 440 | 434 | 398 | 386 | 342 | 342 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SSW 16 | SW 15 | WSW 12 | SW 14 | WSW 12 | WSW 11 | SW 13 | WSW 11 | — | SW 13 | SW 13 | SW 13 | SSE 9 | SSE 8 | SSE 8 | SE 10 | SE 10 | SSE 7 |
| kJ | 10 | 24 | 34 | 243 | 74 | 153 | 109 | 215 | 48 | — | 321 | 326 | 241 | 99 | 62 | 37 | 4 | 4 | 30 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 15 | — | SW 14 | SW 14 | WSW 11 | — | — | SW 16 | SW 16 | SW 16 | — | — | — | — | W 16 | W 16 |
| kJ | — | — | — | 76 | — | 121 | 184 | 109 | — | — | 96 | 96 | 159 | — | — | — | — | 5 | 5 |
Wind waves Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSE 8 | SE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SSE 8 | SSE 9 | SE 8 | SE 8 | — | — | — | SE 8 | SSE 8 | SSE 8 | — |
| kJ | 526 | 570 | 339 | 469 | 202 | 598 | 661 | 581 | 309 | 324 | 569 | 433 | — | — | — | 95 | 34 | 32 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 4 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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