Surf Forecasts:
How big are the waves at Dumps today (19 Jul):
- Morning surf: Morning surf (19 Jul, local time) - 5ft (1.6m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (19 Jul, local time) - 7ft (2.1m), 11s period with SW swell.
- Evening surf: Evening surf (19 Jul, local time) - 8ft (2.5m), 11s period with SW swell.
The current surf forecast for Dumps at 12AM is: 1.5m 12s primary swell from a Southwest direction and 0.9m 11s secondary swell from a West direction, 0.3m 3s secondary swell from a North-northwest direction (forecast issued at 07:00pm July 18). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | 5ft (1.6m) | 12s |
| Afternoon (19 Jul) | 7ft (2.1m) | 11s |
| Evening (19 Jul) | 8ft (2.5m) | 11s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun afternoon. Very mild (max 15°C on Sat night, min 12°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sat 18 | Sunday 19 | Monday 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) | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 9 | SW 9 | SW 8 | SW 8 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 352 | 748 | 666 | 634 | 689 | 694 | 1010 | 924 | 1154 | 1482 | 1402 | 1128 | 842 | 687 | 515 | 388 | 281 | 151 | 334 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | on | glassy | cross | glassy | glassy | cross | cross | cross-on | on | cross-on | glassy | glassy |
High Tide | 6:25PM1.72m | 6:43AM1.50m | 7:08PM1.63m | 7:28AM1.40m | 7:55PM1.52m | ||||||||||||||
Low Tide | 00:45AM0.48m | 12:46PM0.49m | 1:31AM0.57m | 1:29PM0.60m | |||||||||||||||
 |  | |  | |  | |  | |  | | | | | | | | | | |
 | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:46 | — | — | — | — | — | — |
 | 5:55 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 15 | 14 | 14 | 13 | 12 | 12 | 14 | 15 | 15 | 14 | 14 |
Feels °C | 15 | 14 | 13 | 12 | 12 | 11 | 12 | 13 | 14 | 13 | 13 | 12 | 11 | 11 | 13 | 13 | 13 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | WSW 9 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 9 | SW 9 | SW 8 | SW 8 | SSW 8 |
| kJ | 211 | 748 | 666 | 634 | 689 | 694 | 769 | 924 | 1154 | 1482 | 1402 | 1128 | 842 | 687 | 515 | 388 | 281 | 151 | 101 |
Swell 2 Height (m) Direction Period (s) | SW 13 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | SW 10 | SSW 16 |
| kJ | 352 | 171 | 198 | 191 | 188 | 149 | 146 | 135 | 96 | 92 | 113 | 94 | 125 | 94 | 121 | 121 | 118 | 124 | 334 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 11 | S 10 | S 10 | S 10 | S 11 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SW 16 | SSW 18 | SW 18 | W 10 | W 10 |
| kJ | 110 | 108 | 98 | 100 | 80 | 82 | 55 | 33 | 32 | 19 | 18 | 17 | 17 | 8 | 10 | 32 | 80 | 90 | 89 |
Wind waves Height (m) Direction Period (s) | NNW 3 | NW 3 | NNW 3 | — | — | NNW 3 | WSW 12 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 2 | 1 | — | — | 7 | 1010 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 22 | 7 | 7 | 7 | 7 | 7 | 7 | 22 | 0 | 4 | 0 | 0 | 7 | 7 | 7 | 22 | 22 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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