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Dumps Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Dumps surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 7 pm Wednesday 20 May 2026 SASTForecast update in hr min s Forecast update imminent
Dumps surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dumps sea temperature is
15.9° C
(Which is 1.1°C colder than average for this time of year)How big are the waves at Dumps today?
The current surf forecast for Dumps at 2AM is: 0.5m 14s primary swell from a Southwest direction and 0.4m 11s secondary swell from a West-southwest direction (forecast issued at 07:00pm May 20). An open ocean swell of 0.8m 8s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 2ft (0.6m) | 13s |
| Afternoon (21 May) | 2ft (0.6m) | 12s |
| Evening (21 May) | 1.5ft (0.5m) | 19s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Wed night, min 15°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WSW 12 | WSW 11 | WSW 11 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 20 | SW 12 | SW 19 | SW 18 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | |
119 | 82 | 79 | 96 | 114 | 111 | 138 | 118 | 136 | 144 | 181 | 314 | 311 | 366 | 443 | 498 | 492 | 674 | 685 | 667 | 716 | 701 | 878 | 639 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | glassy | glassy | cross-on | cross | cross-on | on | on | on | glassy | glassy | glassy | glassy | glassy | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 6:15PM1.65m | 6:34AM1.52m | 7:15PM1.57m | 7:40AM1.40m | 8:24PM1.51m | 9:00AM1.32m | ||||||||||||||||||
Low Tide | 00:30AM0.57m | 12:50PM0.54m | 1:42AM0.65m | 1:58PM0.64m | 3:06AM0.69m | |||||||||||||||||||
 |  | |  |  | | | | | | | | |  | |  | | | | | | | | | |
 | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:35 | — | — | — |
 | 5:50 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | 5:47 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 19 | 19 | 18 | 17 | 16 | 18 | 19 | 17 | 16 | 16 | 15 | 15 | 15 | 17 | 18 | 18 | 16 | 16 | 16 | 16 | 16 | 17 | 19 |
21 | 20 | 20 | 19 | 16 | 15 | 17 | 18 | 16 | 16 | 17 | 16 | 15 | 15 | 18 | 18 | 17 | 15 | 15 | 15 | 15 | 15 | 16 | 18 | |
Swell 1 Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 7 | S 7 | S 7 | SW 12 | SW 12 | SW 12 | SW 12 | SW 18 | SW 18 | SSW 6 | SSW 6 | SSW 6 | S 6 | SW 15 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 |
 kJ | 137 | 99 | 96 | 77 | 70 | 52 | 51 | 118 | 116 | 144 | 140 | 314 | 311 | 55 | 88 | 104 | 104 | 674 | 685 | 667 | 716 | 701 | 878 | 639 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 11 | WSW 11 | WSW 11 | SW 14 | SW 13 | SW 13 | S 7 | S 7 | S 7 | S 6 | SW 11 | SW 11 | SW 18 | SW 16 | SW 16 | SW 16 | S 7 | S 7 | S 7 | S 6 | S 6 | SSE 6 | SW 8 |
| kJ | 119 | 82 | 79 | 47 | 114 | 111 | 138 | 49 | 33 | 33 | 31 | 126 | 121 | 366 | 443 | 498 | 492 | 89 | 70 | 56 | 39 | 28 | 12 | 91 |
Swell 3 Height (m) Direction Period (s) | SSE 11 | SSE 11 | SW 14 | SW 14 | WSW 11 | WSW 11 | WSW 11 | SW 21 | SW 20 | SW 20 | SW 19 | S 6 | SSW 6 | SW 11 | SW 11 | SW 11 | SW 11 | WSW 11 | — | — | — | SW 5 | SW 16 | SSE 6 |
| kJ | 48 | 44 | 73 | 96 | 46 | 45 | 12 | 68 | 136 | 134 | 181 | 29 | 28 | 119 | 115 | 115 | 117 | 75 | — | — | — | 8 | 94 | 7 |
Wind waves Height (m) Direction Period (s) | SE 8 | SE 8 | — | — | — | — | — | — | NW 2 | NW 3 | NW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 330 | 261 | — | — | — | — | — | — | 1 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 7 | 7 | 22 | 22 | 22 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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