Surf Forecasts:
How big are the waves at Thermopylae today (07 Aug):
- Morning surf: Morning surf (07 Aug, local time) - 10ft (3.0m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (07 Aug, local time) - 11ft (3.5m), 15s period with SW swell.
- Evening surf: Evening surf (07 Aug, local time) - 11ft (3.5m), 14s period with SW swell.
The current surf forecast for Thermopylae at 5PM is: 3.5m 14s primary swell from a Southwest direction (forecast issued at 01:00pm August 07). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Aug) | 10ft (3.0m) | 14s |
| Afternoon (07 Aug) | 11ft (3.5m) | 15s |
| Evening (07 Aug) | 11ft (3.5m) | 14s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat afternoon. Very mild (max 15°C on Fri afternoon, min 12°C on Fri night). Winds increasing (calm on Sat morning, fresh winds from the SSE by Sun morning). | |||||||||||||||||||||
Fri 7 | Saturday 8 | Sunday 9 | |||||||||||||||||||
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 14 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4078 | 4618 | 4749 | 4493 | 4005 | 3390 | 2760 | 2412 | 2376 | 3728 | 5278 | 5185 | 4298 | 3844 | 3478 | 3293 | 2489 | 3233 | 2924 | 2495 | 2233 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-on | cross | cross | cross | cross-on | glassy | cross | cross-on | cross-on | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:53AM1.28m | 10:28PM1.43m | 11:34AM1.33m | 00:01AM1.47m | 12:52PM1.45m | ||||||||||||||||
Low Tide | 4:01PM0.74m | 5:18AM0.64m | 5:45PM0.70m | 6:36AM0.56m | 7:03PM0.59m | ||||||||||||||||
 | | |  | | | | |  |  |  |  | | |  | |  | | | | | |
 | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — | — |
 | — | — | 6:09 | — | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:12 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | — | — | — | — |
Temp °C | 12 | 15 | 14 | 13 | 13 | 12 | 12 | 12 | 14 | 15 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 12 |
Feels °C | 10 | 13 | 11 | 11 | 11 | 10 | 11 | 11 | 12 | 12 | 12 | 10 | 9 | 8 | 6 | 6 | 5 | 4 | 4 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | — | SW 12 | SW 12 | SW 12 |
| kJ | 4078 | 4618 | 4749 | 4493 | 4005 | 3390 | 2760 | 2412 | 2376 | 3728 | 5278 | 5185 | 4298 | 3844 | 3478 | 3293 | 2489 | — | 2924 | 2495 | 2233 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 13 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 7 | SW 12 | SSW 12 | — | SSE 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 202 | 3233 | 2424 | — | 295 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 26 | 1 | 1 | 1 | 6 | 0 | 6 | 17 | 1 | 0 | 13 | 27 | 344 | 344 | 459 | 1418 | 1418 | 1418 | 344 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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