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Surf Forecasts:
Nine Mile Reef surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 7 pm Sunday 31 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
16.5° C
(Which is normal for this time of year)How big are the waves at Nine Mile Reef today (01 Jun):
- Morning surf: Morning surf (01 Jun, local time) - 3.5ft (1.1m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (01 Jun, local time) - 3.5ft (1.1m), 11s period with SW swell.
- Evening surf: Evening surf (01 Jun, local time) - 4ft (1.2m), 12s period with SW swell.
The current surf forecast for Nine Mile Reef at 1AM is: 0.9m 12s primary swell from a Southwest direction and 0.2m 7s secondary swell from a East-southeast direction (forecast issued at 07:00pm May 31). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jun) | 3.5ft (1.1m) | 11s |
| Afternoon (01 Jun) | 3.5ft (1.1m) | 11s |
| Evening (01 Jun) | 4ft (1.2m) | 12s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Mon night. Warm (max 21°C on Mon afternoon, min 14°C on Tue night). Winds increasing (calm on Sun night, strong winds from the SE by Wed afternoon). | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 | SW 13 | SW 12 | SW 12 | SW 11 | SSW 11 | SSW 10 | SW 10 | S 8 | S 8 | SSE 8 | SSW 13 | SSW 13 | SSW 13 | SSE 8 | SSE 9 | |
314 | 236 | 228 | 217 | 241 | 273 | 273 | 320 | 303 | 459 | 373 | 349 | 350 | 661 | 578 | 298 | 392 | 488 | 437 | 669 | 734 | 630 | 899 | 873 | |
Wind (km/h) | ||||||||||||||||||||||||
on | glassy | on | glassy | glassy | glassy | cross-off | off | cross | glassy | off | off | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 3:25PM1.36m | 3:30AM1.40m | 3:59PM1.36m | 4:04AM1.37m | 4:34PM1.34m | 4:39AM1.33m | ||||||||||||||||||
Low Tide | 9:28PM0.32m | 9:48AM0.21m | 10:02PM0.33m | 10:21AM0.24m | 10:37PM0.36m | 10:54AM0.27m | ||||||||||||||||||
 |  | | | |  |  | | |  |  | |  |  | | | | | | | | | |  | |
 | — | — | — | — | 7:41 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — | — | — | 7:43 | — | — | — |
 | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | 5:43 |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 19 | 19 | 17 | 18 | 18 | 17 | 19 | 21 | 18 | 17 | 16 | 16 | 15 | 15 | 15 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 14 | 14 |
18 | 18 | 16 | 18 | 17 | 16 | 18 | 20 | 17 | 17 | 16 | 16 | 15 | 11 | 11 | 11 | 9 | 9 | 9 | 9 | 9 | 9 | 7 | 5 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 | SW 13 | SW 12 | SW 12 | SW 11 | SSW 11 | SSW 10 | SW 10 | SW 10 | SW 10 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 |
 kJ | 314 | 236 | 228 | 217 | 241 | 273 | 273 | 320 | 303 | 459 | 373 | 349 | 350 | 661 | 578 | 296 | 200 | 144 | 342 | 669 | 734 | 630 | 473 | 451 |
Swell 2 Height (m) Direction Period (s) | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SSW 15 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | ESE 7 | SSE 12 | SE 8 | SW 11 | SE 8 | SW 10 | SSW 15 | SSW 14 | SW 10 | W 11 | WSW 11 | W 11 | W 11 | W 11 |
| kJ | 5 | 5 | 5 | 5 | 5 | 21 | 40 | 17 | 35 | 32 | 5 | 15 | 2 | 117 | 2 | 216 | 22 | 175 | 122 | 191 | 12 | 116 | 86 | 57 |
Swell 3 Height (m) Direction Period (s) | — | — | S 9 | — | — | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | — | — | — | — | — | SSW 16 | SW 15 | SSW 14 | SSW 10 | — | — | — | — | — |
| kJ | — | — | 2 | — | — | 5 | 5 | 5 | 5 | 5 | — | — | — | — | — | 24 | 58 | 337 | 161 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NW 2 | — | SE 8 | — | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 2 | — | 298 | 392 | 488 | 437 | 344 | 296 | 439 | 899 | 873 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 12 | 31 | 31 | 1059 | 398 | 56 | 21 | 21 | 21 | 196 | 198 | 198 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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