Surf Forecasts:
How big are the waves at Thermopylae today (12 Oct):
- Morning surf: Morning surf (12 Oct, local time) - 6ft (1.8m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (12 Oct, local time) - 6.5ft (2.0m), 11s period with WSW swell.
- Evening surf: Evening surf (12 Oct, local time) - 6.5ft (2.0m), 10s period with WSW swell.
The current surf forecast for Thermopylae at 5PM is: 2.0m 11s primary swell from a West-southwest direction (forecast issued at 01:00pm October 12). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Oct) | 6ft (1.8m) | 11s |
| Afternoon (12 Oct) | 6.5ft (2.0m) | 11s |
| Evening (12 Oct) | 6.5ft (2.0m) | 10s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon night. Very mild (max 17°C on Mon afternoon, min 12°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Mon 12 | Tuesday 13 | Wednesday 14 | |||||||||||||||||||
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) | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | SW 10 | SW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | SW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 785 | 846 | 857 | 794 | 748 | 788 | 815 | 849 | 788 | 684 | 648 | 576 | 544 | 588 | 712 | 742 | 1756 | 1899 | 2117 | 2499 | 2800 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross | cross-off | glassy | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 4:05PM1.78m | 4:25AM1.66m | 4:33PM1.70m | 4:55AM1.59m | 5:02PM1.60m | ||||||||||||||||
Low Tide | 9:53AM0.38m | 10:15PM0.35m | 10:21AM0.45m | 10:42PM0.42m | 10:49AM0.53m | ||||||||||||||||
 | | |  |  |  | |  | | | |  | | | | | | |  | | | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:58 | — | — |
mm | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 14 | 14 | 13 | 13 | 13 | 15 | 15 | 15 | 14 | 13 |
Feels °C | 14 | 14 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 10 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 11 | 9 |
Swell 1 Height (m) Direction Period (s) | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | SW 10 | SW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | SW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 |
| kJ | 785 | 846 | 857 | 794 | 748 | 788 | 815 | 849 | 788 | 684 | 648 | 576 | 544 | 588 | 712 | 742 | 1756 | 1899 | 2117 | 2499 | 2800 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | SW 13 | WSW 12 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 76 | 330 | 49 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 3 | WNW 4 | WNW 4 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 31 | 31 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 17 | 17 | 17 | 1 | 1 | 0 | 1 | 1 | 26 | 139 | 63 | 1 | 0 | 0 | 0 | 11 | 17 | 17 | 17 | 11 | 31 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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