Surf Forecasts:
How big are the waves at Thermopylae today (11 Oct):
- Morning surf: Morning surf (11 Oct, local time) - 6ft (1.8m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (11 Oct, local time) - 6ft (1.9m), 12s period with SW swell.
- Evening surf: Evening surf (11 Oct, local time) - 6ft (1.9m), 12s period with SW swell.
The current surf forecast for Thermopylae at 11AM is: 2.0m 12s primary swell from a Southwest direction and 0.1m 12s secondary swell from a West direction (forecast issued at 07:00am October 11). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Oct) | 6ft (1.8m) | 12s |
| Afternoon (11 Oct) | 6ft (1.9m) | 12s |
| Evening (11 Oct) | 6ft (1.9m) | 12s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Very mild (max 19°C on Sun morning, min 13°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Sunday 11 | Monday 12 | Tuesday 13 | |||||||||||||||||||||
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 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 11 | SW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1149 | 956 | 1188 | 1077 | 1042 | 961 | 945 | 929 | 995 | 860 | 757 | 887 | 974 | 826 | 831 | 788 | 838 | 855 | 855 | 733 | 635 | 603 | 590 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-on | cross-on | cross-on | cross | glassy | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross-off |
High Tide | 3:26AM1.73m | 3:35PM1.84m | 3:55AM1.71m | 4:05PM1.78m | 4:25AM1.66m | 4:33PM1.70m | |||||||||||||||||
Low Tide | 9:25AM0.35m | 9:48PM0.30m | 9:53AM0.38m | 10:15PM0.35m | 10:21AM0.45m | 10:42PM0.42m | |||||||||||||||||
 |  | | | | | |  | |  |  | | |  | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 16 | 19 | 19 | 19 | 17 | 16 | 16 | 15 | 16 | 18 | 18 | 17 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 14 | 14 |
Feels °C | 15 | 16 | 17 | 17 | 18 | 16 | 16 | 14 | 14 | 13 | 15 | 15 | 15 | 14 | 15 | 14 | 13 | 13 | 13 | 13 | 11 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 11 | SW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
| kJ | 1149 | 956 | 1188 | 1077 | 1042 | 961 | 945 | 929 | 995 | 860 | 757 | 887 | 974 | 826 | 831 | 788 | 838 | 855 | 855 | 733 | 635 | 603 | 590 |
Swell 2 Height (m) Direction Period (s) | WSW 13 | WSW 13 | W 12 | W 12 | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 499 | 424 | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | W 12 | — | — | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 3 | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NW 3 | NNE 3 | N 3 | NW 4 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 4 | 1 | 8 | 26 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 17 | 26 | 21 | 1 | 0 | 11 | 11 | 11 | 182 | 24 | 17 | 17 | 1 | 1 | 1 | 1 | 17 | 26 | 26 | 1 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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