Surf Forecasts:
How big are the waves at Dumps today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 7ft (2.2m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 8ft (2.5m), 14s period with SW swell.
- Evening surf: Evening surf (21 Jul, local time) - 8ft (2.5m), 13s period with SW swell.
The current surf forecast for Dumps at 2AM is: 0.8m 16s primary swell from a South-southwest direction and 1.0m 8s secondary swell from a Southwest direction (forecast issued at 07:00pm July 20). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 7ft (2.2m) | 14s |
| Afternoon (21 Jul) | 8ft (2.5m) | 14s |
| Evening (21 Jul) | 8ft (2.5m) | 13s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Mon night, min 10°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||
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 8 | W 10 | SW 16 | SSW 16 | SSW 15 | SSW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 279 | 129 | 268 | 318 | 584 | 1667 | 2290 | 2603 | 2570 | 2436 | 2114 | 1799 | 1550 | 1404 | 1298 | 1229 | 1112 | 1112 | 795 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross | glassy | glassy | glassy | glassy | cross | cross | cross-off | cross-off | glassy | glassy | cross | cross-on | on | cross-on | cross-on | cross-on |
High Tide | 7:55PM1.52m | 8:20AM1.30m | 8:49PM1.42m | 9:27AM1.22m | 9:56PM1.35m | ||||||||||||||
Low Tide | 2:24AM0.66m | 2:19PM0.71m | 3:28AM0.73m | 3:26PM0.79m | |||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — |
 | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 14 | 13 | 12 | 12 | 13 | 15 | 14 | 13 | 12 | 12 | 11 | 11 | 13 | 14 | 14 | 13 | 12 |
Feels °C | 12 | 13 | 12 | 12 | 11 | 11 | 12 | 14 | 12 | 12 | 11 | 12 | 11 | 10 | 11 | 11 | 12 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | SSW 15 | SSW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 |
| kJ | 279 | 129 | 116 | 110 | 584 | 1667 | 2290 | 2603 | 2570 | 2436 | 2114 | 1799 | 1550 | 1404 | 1298 | 1229 | 1112 | 1112 | 795 |
Swell 2 Height (m) Direction Period (s) | SW 18 | W 10 | SW 16 | SSW 16 | SSW 7 | W 9 | W 9 | W 9 | W 9 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 |
| kJ | 80 | 120 | 268 | 318 | 96 | 57 | 25 | 25 | 14 | 31 | 30 | 30 | 18 | 18 | 73 | 72 | 158 | 145 | 350 |
Swell 3 Height (m) Direction Period (s) | SSE 9 | SW 10 | SW 12 | SW 12 | W 9 | SW 11 | SE 11 | W 9 | W 9 | — | — | — | — | — | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 14 |
| kJ | 8 | 124 | 175 | 172 | 59 | 31 | 60 | 14 | 14 | — | — | — | — | — | 12 | 12 | 12 | 12 | 18 |
Wind waves Height (m) Direction Period (s) | WNW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 3 | NW 4 | NW 4 | NNW 3 |
| kJ | 125 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 10 | 11 | 6 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 22 | 22 | 7 | 0 | 0 | 0 | 0 | 9 | 9 | 0 | 0 | 0 | 0 | 7 | 7 | 22 | 22 | 7 | 7 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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