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Dunes Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Dunes surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 pm Wednesday 22 Apr 2026 SASTForecast update in hr min s Forecast update imminent
Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunes sea temperature is
18.5° C
(Which is slightly warmer than usual)How big are the waves at Dunes today?
The current surf forecast for Dunes at 8PM is: 4.5m 16s primary swell from a South-southwest direction (forecast issued at 01:00pm April 22). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Apr) | 16ft (5.0m) | 15s |
| Afternoon (22 Apr) | 16ft (5.0m) | 16s |
| Evening (22 Apr) | 15ft (4.5m) | 16s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 22°C on Fri afternoon, min 13°C on Wed night). Winds decreasing (strong winds from the SE on Wed afternoon, calm by Fri afternoon). | ||||||||||||||||||||||||
Wed 22 | Thursday 23 | Friday 24 | Sat 25 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 15 | S 15 | S 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | S 11 | SSW 11 | SW 12 | SW 11 | SW 11 | SW 11 | |
12540 | 12073 | 11174 | 8856 | 8896 | 6652 | 5469 | 4302 | 3025 | 2148 | 2022 | 1359 | 1044 | 762 | 539 | 444 | 368 | 268 | 297 | 215 | 146 | 209 | 237 | 202 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | off | off | off | off | off | cross-off | glassy | cross-off | off | off | off | off | off | glassy | glassy | glassy | cross | cross-off | glassy | glassy | cross-on | |
High Tide | 7:14PM1.22m | 7:42AM1.15m | 8:40PM1.14m | 9:23AM1.06m | 10:21PM1.16m | |||||||||||||||||||
Low Tide | 12:52PM0.34m | 1:28AM0.46m | 2:07PM0.46m | 3:11AM0.53m | 3:47PM0.50m | 4:58AM0.50m | ||||||||||||||||||
 | | |  | | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — |
 | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | 6:12 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 16 | 16 | 16 | 14 | 13 | 13 | 14 | 15 | 17 | 19 | 20 | 19 | 18 | 18 | 19 | 20 | 21 | 22 | 21 | 20 | 20 | 19 | 18 |
10 | 8 | 8 | 8 | 7 | 7 | 9 | 11 | 13 | 15 | 15 | 17 | 16 | 14 | 15 | 16 | 18 | 20 | 20 | 18 | 18 | 19 | 18 | 16 | |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 15 | S 15 | S 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | S 11 | SSW 11 | SW 12 | SW 11 | SW 11 | SW 11 |
 kJ | 12540 | 12073 | 11174 | 8856 | 8896 | 6652 | 5469 | 4302 | 3025 | 2148 | 2022 | 1359 | 1044 | 762 | 539 | 444 | 368 | 268 | 297 | 215 | 146 | 209 | 237 | 202 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SE 7 | SE 7 | SE 7 | NW 16 | W 16 | SE 7 | — | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 10 | SSW 11 | SSE 10 | S 9 | SSE 9 |
| kJ | — | — | — | — | — | — | — | 114 | 121 | 102 | 10 | 5 | 136 | — | 128 | 86 | 58 | 35 | 9 | 56 | 93 | 55 | 42 | 26 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | NW 15 | NW 15 | NW 15 | NW 15 | SE 7 | SSE 10 | ESE 11 | ESE 11 | SE 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 9 | 8 | 8 | 8 | 13 | 74 | 11 | 11 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | SE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | SE 7 | SE 7 | SE 7 | SE 7 | — | SE 8 | ESE 8 | SE 8 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 239 | 347 | 389 | 434 | 373 | 295 | 240 | 240 | 143 | — | 141 | 306 | 248 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 47 | 161 | 161 | 23 | 11 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 4 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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