Surf Forecasts:
How big are the waves at Dumps today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 8ft (2.4m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 7.5ft (2.3m), 14s period with SW swell.
- Evening surf: Evening surf (18 Jun, local time) - 7ft (2.1m), 13s period with SW swell.
The current surf forecast for Dumps at 1AM is: 2.1m 14s primary swell from a Southwest direction and 1.3m 17s secondary swell from a Southwest direction (forecast issued at 07:00pm June 17). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 8ft (2.4m) | 15s |
| Afternoon (18 Jun) | 7.5ft (2.3m) | 14s |
| Evening (18 Jun) | 7ft (2.1m) | 13s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Sat afternoon, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Sat 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 12 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1255 | 1537 | 1760 | 1496 | 1452 | 2758 | 2391 | 2053 | 1822 | 1561 | 1417 | 1210 | 1092 | 874 | 597 | 386 | 353 | 378 | 649 | 683 | 655 | 573 | 583 | 528 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | glassy |
High Tide | 5:15PM1.77m | 5:32AM1.65m | 6:05PM1.72m | 6:23AM1.55m | 6:56PM1.66m | 7:18AM1.45m | ||||||||||||||||||
Low Tide | 11:29PM0.42m | 11:45AM0.37m | 00:24AM0.48m | 12:34PM0.46m | 1:22AM0.55m | 1:27PM0.56m | ||||||||||||||||||
 |  | |  | | | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:50 | — | — | — |
 | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | 5:44 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 15 | 14 | 13 | 13 | 13 | 15 | 17 | 16 | 16 | 15 | 14 | 14 | 14 | 15 | 19 | 20 | 19 | 19 | 18 | 18 | 20 | 22 | 25 |
Feels °C | 15 | 13 | 13 | 10 | 11 | 10 | 12 | 13 | 11 | 12 | 12 | 11 | 12 | 12 | 13 | 17 | 19 | 18 | 17 | 16 | 15 | 17 | 19 | 22 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 12 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 1255 | 1537 | 1760 | 1496 | 1452 | 2758 | 2391 | 2053 | 1822 | 1561 | 1417 | 1210 | 1092 | 874 | 597 | 386 | 336 | 378 | 649 | 683 | 655 | 573 | 583 | 528 |
Swell 2 Height (m) Direction Period (s) | SW 11 | SW 18 | SW 17 | SW 16 | SW 16 | — | — | — | — | — | SW 20 | SW 20 | S 7 | S 7 | SSE 7 | SSE 7 | WSW 12 | WSW 12 | SSE 7 | SSE 7 | SW 17 | SW 16 | SW 16 | SW 16 |
| kJ | 33 | 388 | 763 | 1052 | 1027 | — | — | — | — | — | 16 | 15 | 92 | 127 | 145 | 105 | 353 | 333 | 41 | 26 | 46 | 91 | 91 | 90 |
Swell 3 Height (m) Direction Period (s) | SW 19 | — | — | — | — | — | — | — | — | — | — | — | SW 18 | SW 17 | SW 16 | WSW 12 | SSE 7 | SSE 7 | WSW 12 | SW 18 | SW 17 | SW 16 | — | SE 6 |
| kJ | 59 | — | — | — | — | — | — | — | — | — | — | — | 80 | 137 | 367 | 269 | 66 | 72 | 142 | 49 | 47 | 91 | — | 10 |
Wind waves Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 6 | SSE 6 | SE 6 | SE 6 | SE 6 | SE 7 | SE 7 | — | — | — | — | — | — | — |
| kJ | 164 | 213 | 135 | 143 | 115 | 133 | 109 | 86 | 88 | 105 | 173 | 182 | 64 | 74 | 282 | 195 | 178 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 4 | 0 | 9 | 4 | 10 | 10 | 47 | 275 | 10 | 10 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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