Surf Forecasts:
How big are the waves at Thermopylae today (16 Jul):
- Morning surf: Morning surf (16 Jul, local time) - 10ft (3.0m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (16 Jul, local time) - 8ft (2.4m), 13s period with SW swell.
- Evening surf: Evening surf (16 Jul, local time) - 7ft (2.1m), 12s period with SW swell.
The current surf forecast for Thermopylae at 4AM is: 3.0m 14s primary swell from a Southwest direction (forecast issued at 07:00pm July 15). The wind direction is predicted to be glassy and the swell rating is 5.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Jul) | 10ft (3.0m) | 13s |
| Afternoon (16 Jul) | 8ft (2.4m) | 13s |
| Evening (16 Jul) | 7ft (2.1m) | 12s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Fri afternoon, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 10 | SW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 3326 | 3859 | 3953 | 3705 | 3048 | 2681 | 2381 | 1942 | 1534 | 1261 | 1189 | 1249 | 1187 | 913 | 835 | 703 | 599 | 465 | 416 | 377 | 320 | 350 | 459 | 480 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross | glassy | glassy | glassy | glassy | cross | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | cross-on | glassy | glassy | glassy | cross | cross-on | cross-on |
High Tide | 4:17PM1.83m | 4:33AM1.74m | 5:00PM1.83m | 5:16AM1.69m | 5:42PM1.80m | 5:59AM1.60m | ||||||||||||||||||
Low Tide | 10:30PM0.32m | 10:44AM0.26m | 11:15PM0.34m | 11:25AM0.32m | 00:00AM0.40m | 12:05PM0.39m | ||||||||||||||||||
 |  |  | | |  |  | | | | | |  | | | | | | | | | | | | |
 | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — |
 | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | 5:57 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 14 | 14 | 13 | 13 | 14 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 16 | 16 |
Feels °C | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 15 | 14 | 14 | 13 | 14 | 14 | 15 | 15 | 17 | 17 | 16 | 16 | 15 | 15 | 14 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 10 | SW 10 |
| kJ | 3326 | 3859 | 3953 | 3705 | 3048 | 2681 | 2381 | 1942 | 1534 | 1261 | 1189 | 1249 | 1187 | 913 | 835 | 703 | 599 | 465 | 416 | 377 | 320 | 350 | 459 | 480 |
Swell 2 Height (m) Direction Period (s) | W 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | SW 14 | SW 13 |
| kJ | 110 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 15 | 31 | 55 | 51 | 72 | 136 | 187 | 295 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 17 | SW 16 | SW 16 | SW 15 | SW 15 | S 11 | S 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | 10 | 40 | 36 | 75 | 123 | 85 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 26 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 11 | 17 | 17 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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