Surf Forecasts:
How big are the waves at Dumps today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 8ft (2.5m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 7.5ft (2.3m), 13s period with SW swell.
- Evening surf: Evening surf (16 Sep, local time) - 6ft (1.8m), 13s period with SW swell.
The current surf forecast for Dumps at 7AM is: 3.0m 13s primary swell from a West-southwest direction and 1.1m 14s secondary swell from a Southwest direction (forecast issued at 01:00am September 16). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 8ft (2.5m) | 13s |
| Afternoon (16 Sep) | 7.5ft (2.3m) | 13s |
| Evening (16 Sep) | 6ft (1.8m) | 13s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Fri afternoon, min 12°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||||||||||||
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) | WSW 14 | WSW 14 | WSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 3257 | 3065 | 2576 | 2494 | 2456 | 919 | 984 | 1395 | 1446 | 1319 | 1189 | 1180 | 1111 | 945 | 851 | 765 | 739 | 713 | 701 | 701 | 713 | 946 | 946 | 851 |
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 | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off |
High Tide | 5:57AM1.48m | 6:09PM1.50m | 6:32AM1.36m | 6:43PM1.36m | 7:19AM1.25m | 7:33PM1.24m | ||||||||||||||||||
Low Tide | 11:46PM0.52m | 11:50AM0.60m | 00:18AM0.63m | 12:24PM0.73m | 00:57AM0.74m | 1:11PM0.85m | ||||||||||||||||||
 |  |  | | | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:38 | — | — |
mm | 8 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 12 | 13 | 15 | 15 | 15 | 14 | 13 | 12 | 12 | 12 | 15 | 17 | 16 | 14 | 13 | 13 | 13 | 12 | 16 | 19 | 18 | 15 | 14 |
Feels °C | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 5 | 7 | 9 | 8 | 7 | 7 | 8 | 7 | 8 | 11 | 12 | 10 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 |
| kJ | 3257 | 3065 | 2576 | 2494 | 2456 | 919 | 984 | 1395 | 1446 | 1319 | 1189 | 1180 | 1111 | 945 | 851 | 765 | 739 | 713 | 701 | 701 | 713 | 946 | 946 | 851 |
Swell 2 Height (m) Direction Period (s) | WNW 7 | SW 15 | SW 14 | SW 14 | SW 14 | W 13 | WSW 13 | W 13 | W 13 | W 12 | W 12 | — | — | — | — | — | — | — | — | W 20 | SW 20 | SW 18 | SW 18 | WSW 18 |
| kJ | 168 | 305 | 632 | 849 | 526 | 878 | 669 | 475 | 324 | 196 | 144 | — | — | — | — | — | — | — | — | 7 | 15 | 12 | 49 | 31 |
Swell 3 Height (m) Direction Period (s) | NNW 7 | — | — | WSW 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 41 | — | — | 378 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | S 6 | S 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SSE 6 | SSE 7 | SE 7 | SE 6 |
| kJ | — | — | — | — | — | 302 | 494 | 419 | 408 | 394 | 316 | 311 | 271 | 341 | 321 | 231 | 237 | 196 | 164 | 139 | 223 | 392 | 342 | 209 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 60 | 275 | 336 | 358 | 173 | 200 | 47 | 47 | 47 | 47 | 397 | 176 | 1410 | 109 | 10 | 4 | 0 | 0 | 0 | 4 | 1978 | 10 | 10 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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