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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 1 pm Tuesday 21 Apr 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
16.6° 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 9PM is: 4.0m 12s primary swell from a South-southwest direction and 0.3m 18s secondary swell from a Southwest direction (forecast issued at 01:00pm April 21). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 10ft (3.0m) | 13s |
| Afternoon (21 Apr) | 11ft (3.5m) | 12s |
| Evening (21 Apr) | 13ft (4.0m) | 12s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3104 | 3575 | 4092 | 4042 | 4390 | 5949 | 8050 | 10269 | 10411 | 10502 | 9763 | 8708 | 7501 | 5508 | 4555 | 3629 | 3068 | 2253 | 1649 | 1236 | 1139 | 677 | 599 | 514 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | cross | cross | 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 | cross- off | off | off | off | glass |
High Tide / height (m) | 6:16PM 1.60 | 6:35AM 1.55 | 7:17PM 1.49 | 7:45AM 1.39 | 8:40PM 1.41 | |||||||||||||||||||
Low Tide / height (m) | 11:58AM 0.45 | 12:22AM 0.60 | 12:54PM 0.59 | 1:36AM 0.72 | 2:12PM 0.71 | 3:24AM 0.78 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:13 |
| Sunset | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:14 | - | - | - | - | - |
 |  | |  |  |  | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 16 | 17 | 17 | 16 | 15 | 15 | 15 | 16 | 18 | 19 | 16 | 14 | 13 | 13 | 13 | 17 | 21 | 21 | 20 | 19 | 18 | 18 | 19 |
| Feels °C (?) | 12 | 13 | 14 | 14 | 13 | 11 | 11 | 11 | 11 | 13 | 15 | 13 | 11 | 10 | 11 | 11 | 14 | 18 | 18 | 17 | 17 | 15 | 15 | 16 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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