Surf Forecasts:
How big are the waves at Thermopylae today (25 Jun):
- Morning surf: Morning surf (25 Jun, local time) - 10ft (3.0m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (25 Jun, local time) - 7.5ft (2.3m), 13s period with SW swell.
- Evening surf: Evening surf (25 Jun, local time) - 5ft (1.6m), 12s period with SW swell.
The current surf forecast for Thermopylae at 6AM is: 3.0m 14s primary swell from a Southwest direction (forecast issued at 01:00am June 25). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Jun) | 10ft (3.0m) | 13s |
| Afternoon (25 Jun) | 7.5ft (2.3m) | 13s |
| Evening (25 Jun) | 5ft (1.6m) | 12s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Fri night. Warm (max 21°C on Thu afternoon, min 12°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | ||||||||||||||||||||||
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 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 4684 | 4021 | 3133 | 2354 | 1819 | 1619 | 748 | 1523 | 3714 | 3891 | 4531 | 4531 | 4234 | 3650 | 3128 | 2491 | 2004 | 1736 | 1559 | 1541 | 1591 | 1668 | 1756 | 1632 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | glassy | glassy | glassy | glassy | glassy | cross | cross | cross-off | glassy | on | glassy | cross-on | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 11:59PM1.45m | 12:44PM1.33m | 00:50AM1.47m | 1:32PM1.39m | 1:33AM1.49m | 2:12PM1.45m | ||||||||||||||||||
Low Tide | 6:35AM0.63m | 6:38PM0.73m | 7:19AM0.59m | 7:25PM0.70m | 7:56AM0.54m | 8:06PM0.66m | ||||||||||||||||||
 |  |  |  | | |  | | | | | | | |  | | | | | | | | | | |
 | — | 7:50 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 17 | 20 | 21 | 19 | 18 | 17 | 17 | 16 | 18 | 20 | 20 | 17 | 18 | 16 | 15 | 15 | 15 | 16 | 15 | 15 | 14 |
Feels °C | 12 | 12 | 12 | 15 | 19 | 20 | 19 | 17 | 16 | 15 | 15 | 17 | 20 | 18 | 17 | 17 | 16 | 14 | 14 | 14 | 14 | 13 | 14 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 4684 | 4021 | 3133 | 2354 | 1819 | 1619 | 748 | 1523 | 3714 | 3891 | 4531 | 4531 | 4234 | 3650 | 3128 | 2491 | 2004 | 1736 | 1559 | 1541 | 1591 | 1668 | 1756 | 1632 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 13 | SW 21 | SSW 20 | SSW 18 | SW 17 | SW 12 | SSE 8 | SE 8 | SSE 8 | SE 7 | SE 7 | SE 7 | — | SE 7 | SE 7 | SE 7 | SE 7 | W 24 | W 24 | WSW 22 | WSW 21 | SW 21 |
| kJ | — | — | 780 | 18 | 39 | 218 | 640 | 748 | 166 | 133 | 98 | 79 | 65 | 8 | — | 23 | 16 | 16 | 7 | 11 | 11 | 46 | 45 | 110 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SSW 12 | SSE 8 | SSE 8 | — | — | — | — | — | — | — | — | — | — | — | SW 24 | — | — | — | — |
| kJ | — | — | — | — | — | 545 | 137 | 103 | — | — | — | — | — | — | — | — | — | — | — | 22 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 3 | NW 3 | NNW 3 |
| kJ | 163 | 224 | 248 | 200 | 132 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 7 | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 1 | 0 | 0 | 17 | 0 | 11 | 0 | 6 | 6 | 17 | 24 | 17 | 17 | 11 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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