Surf Forecasts:
How big are the waves at Big Bay today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 6ft (1.8m), 10s period with SW swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 5ft (1.5m), 9s period with SW swell.
- Evening surf: Evening surf (20 Jul, local time) - 2.5ft (0.8m), 12s period with SW swell.
The current surf forecast for Big Bay at 7AM is: 2.0m 10s primary swell from a Southwest direction and 0.7m 10s secondary swell from a West direction (forecast issued at 01:00am July 20). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 6ft (1.8m) | 10s |
| Afternoon (20 Jul) | 5ft (1.5m) | 9s |
| Evening (20 Jul) | 2.5ft (0.8m) | 12s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Mon afternoon, min 11°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 11 | SW 10 | SW 10 | SW 9 | SW 9 | SW 8 | SW 12 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1015 | 900 | 701 | 488 | 396 | 286 | 203 | 271 | 258 | 695 | 1016 | 2171 | 2450 | 2426 | 2305 | 2114 | 1799 | 1643 | 1404 | 1381 | 1292 | 1189 | 1031 | 843 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | on | on | on | glassy | glassy | glassy | glassy | cross-off | cross | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | on | on | cross-on | cross-on |
High Tide | 7:23AM1.17m | 7:45PM1.31m | 8:15AM1.07m | 8:37PM1.19m | 9:22AM1.00m | 9:43PM1.11m | ||||||||||||||||||
Low Tide | 1:24AM0.33m | 1:21PM0.39m | 2:14AM0.43m | 2:09PM0.51m | 3:14AM0.51m | 3:14PM0.60m | ||||||||||||||||||
 | |  | | | | | | | | | | | | |  | | | | | | | | | |
 | — | 7:46 | — | — | — | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 12 | 14 | 16 | 15 | 14 | 14 | 13 | 12 | 12 | 13 | 15 | 15 | 13 | 12 | 12 | 11 | 11 | 13 | 14 | 14 | 14 | 13 |
Feels °C | 11 | 10 | 10 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 11 | 12 | 13 | 13 | 11 | 11 | 12 | 10 | 10 | 12 | 11 | 12 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 10 | SW 10 | SW 9 | SW 9 | SW 8 | SW 8 | SSW 8 | SSW 8 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 |
| kJ | 1015 | 900 | 701 | 488 | 396 | 286 | 129 | 109 | 98 | 695 | 1016 | 2171 | 2450 | 2426 | 2305 | 2114 | 1799 | 1643 | 1404 | 1381 | 1292 | 1189 | 1031 | 843 |
Swell 2 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | SW 12 | SW 16 | SW 16 | SW 7 | SW 7 | W 9 | W 9 | W 9 | — | — | — | — | — | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 13 |
| kJ | 188 | 94 | 94 | 89 | 122 | 120 | 203 | 271 | 258 | 77 | 79 | 39 | 25 | 14 | — | — | — | — | — | 43 | 42 | 115 | 108 | 350 |
Swell 3 Height (m) Direction Period (s) | SSE 10 | S 9 | S 9 | S 9 | SW 18 | SW 18 | W 10 | W 10 | SW 12 | W 9 | W 9 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 9 | 7 | 6 | 6 | 13 | 50 | 89 | 89 | 120 | 56 | 39 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NNW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 |
| kJ | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 2 | 2 | 29 | 29 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 29 | 4 | 2 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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