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Surf Forecasts:
Nine Mile Reef surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 7 pm Thursday 28 May 2026 SASTForecast update in hr min s Forecast update imminent
Nine Mile Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nine Mile Reef sea temperature is
16.8° C
(Which is normal for this time of year)How big are the waves at Nine Mile Reef today (29 May):
- Morning surf: Morning surf (29 May, local time) - 7ft (2.2m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 6.5ft (2.0m), 14s period with SSW swell.
- Evening surf: Evening surf (29 May, local time) - 6ft (1.9m), 13s period with SSW swell.
The current surf forecast for Nine Mile Reef at 12AM is: 2.4m 15s primary swell from a Southwest direction (forecast issued at 07:00pm May 28). The wind direction is predicted to be onshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | 7ft (2.2m) | 14s |
| Afternoon (29 May) | 6.5ft (2.0m) | 14s |
| Evening (29 May) | 6ft (1.9m) | 13s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 21°C on Sun afternoon, min 14°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Thu 28 | Friday 29 | Saturday 30 | Sun 31 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 16 | SW 15 | SW 15 | SSW 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SW 12 | SW 12 | |
3383 | 3170 | 2699 | 2378 | 2185 | 1903 | 1576 | 1509 | 1272 | 1253 | 1061 | 946 | 772 | 689 | 573 | 458 | 390 | 384 | 390 | 440 | 451 | 378 | 355 | 309 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | on | glassy | glassy | glassy | |
High Tide | 1:47AM1.39m | 2:19PM1.32m | 2:22AM1.40m | 2:52PM1.35m | 2:56AM1.41m | |||||||||||||||||||
Low Tide | 7:45PM0.38m | 8:12AM0.23m | 8:20PM0.34m | 8:44AM0.21m | 8:54PM0.32m | 9:16AM0.20m | ||||||||||||||||||
 |  |  | | |  | | |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:41 | — | — | — |
 | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | 5:44 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 16 | 16 | 16 | 15 | 14 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 16 | 17 | 16 | 15 | 16 | 16 | 15 | 16 | 18 | 21 |
16 | 14 | 14 | 14 | 12 | 11 | 13 | 14 | 15 | 16 | 16 | 14 | 14 | 13 | 14 | 15 | 14 | 14 | 15 | 16 | 14 | 16 | 18 | 20 | |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SSW 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SW 12 | SW 12 |
 kJ | 3383 | 3170 | 2699 | 2378 | 2185 | 1903 | 1576 | 1509 | 1272 | 1253 | 1061 | 946 | 772 | 689 | 573 | 458 | 390 | 384 | 390 | 440 | 451 | 378 | 355 | 309 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SE 6 | SE 6 | ESE 6 | SE 6 | ESE 6 | ESE 6 | ESE 6 | — | — | — | — | — | SE 7 | ESE 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | 10 | 10 | 7 | 9 | 8 | 8 | 4 | — | — | — | — | — | 2 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 3 | SSE 3 | SSE 3 | SE 3 | ESE 4 | SE 3 | ESE 3 | ESE 3 | SSE 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 6 | 6 | 5 | 8 | 9 | 8 | 4 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 31 | 21 | 16 | 16 | 16 | 16 | 16 | 21 | 21 | 12 | 12 | 21 | 16 | 16 | 16 | 27 | 16 | 16 | 16 | 16 | 12 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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