Surf Forecasts:
How big are the waves at Nine Mile Reef today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 2.5ft (0.8m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 2.5ft (0.7m), 12s period with SW swell.
- Evening surf: Evening surf (31 Jul, local time) - 2ft (0.6m), 12s period with SW swell.
The current surf forecast for Nine Mile Reef at 5PM is: 0.6m 12s primary swell from a Southwest direction and 0.1m 18s secondary swell from a Southwest direction, 0.4m 5s secondary swell from a Southeast direction (forecast issued at 07:00am July 31). The wind direction is predicted to be glassy.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 2.5ft (0.8m) | 12s |
| Afternoon (31 Jul) | 2.5ft (0.7m) | 12s |
| Evening (31 Jul) | 2ft (0.6m) | 12s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Sat afternoon, min 16°C on Sun night). Wind will be generally light. | |||||||||||||||||||||||
Friday 31 | Saturday 1 | Sunday 2 | |||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 12 | SW 18 | SW 12 | SW 11 | SW 11 | SW 12 | SW 12 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SSW 15 | SSW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 238 | 184 | 175 | 172 | 116 | 110 | 104 | 104 | 106 | 110 | 241 | 234 | 199 | 163 | 163 | 171 | 176 | 208 | 202 | 199 | 144 | 191 | 362 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | glassy | on | glassy | glassy | cross-off | cross-off | cross | glassy | glassy | glassy | on | glassy | glassy | cross-off | cross-off | off | off | cross-off | glassy | on | glassy |
High Tide | 4:09AM1.45m | 4:33PM1.54m | 4:40AM1.44m | 5:02PM1.55m | 5:12AM1.41m | 5:34PM1.53m | |||||||||||||||||
Low Tide | 10:19AM0.12m | 10:42PM0.20m | 10:47AM0.13m | 11:13PM0.20m | 11:16AM0.16m | ||||||||||||||||||
 |  | | | |  |  | | |  |  | | | | | | | | | | | | | |
 | 7:39 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — |
 | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 18 | 19 | 21 | 20 | 19 | 19 | 19 | 18 | 19 | 21 | 23 | 21 | 20 | 20 | 20 | 20 | 19 | 20 | 23 | 21 | 18 | 17 |
Feels °C | 14 | 15 | 17 | 18 | 18 | 17 | 16 | 16 | 15 | 16 | 18 | 20 | 18 | 18 | 17 | 17 | 16 | 15 | 16 | 20 | 19 | 16 | 16 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 12 | SW 12 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SSW 14 |
| kJ | 238 | 184 | 175 | 172 | 116 | 110 | 104 | 104 | 106 | 110 | 241 | 234 | 199 | 163 | 163 | 171 | 176 | 208 | 202 | 199 | 144 | 139 | 362 |
Swell 2 Height (m) Direction Period (s) | SE 6 | SE 6 | SE 8 | SW 18 | SW 18 | SE 5 | SE 9 | SW 16 | SW 15 | SW 15 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SSW 16 | SSW 16 | SSW 15 | SE 11 |
| kJ | 11 | 11 | 15 | 12 | 12 | 7 | 20 | 64 | 57 | 55 | 15 | 16 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 26 | 137 | 191 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | W 19 | — | SW 18 | WSW 16 | SW 16 | SE 9 | SE 10 | SE 10 | — | S 18 | — | SW 16 | S 10 | S 9 | S 10 | S 9 | S 9 | SE 11 | SSE 11 | SE 11 | S 8 |
| kJ | — | — | 7 | — | 78 | 27 | 40 | 22 | 23 | 24 | — | 6 | — | 10 | 8 | 6 | 7 | 6 | 6 | 19 | 12 | 5 | 1 |
Wind waves Height (m) Direction Period (s) | ESE 7 | ESE 8 | ESE 8 | SE 5 | SE 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 99 | 98 | 98 | 7 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 12 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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