Surf Forecasts:
How big are the waves at Thermopylae today (02 Sep):
- Morning surf: Morning surf (02 Sep, local time) - 10ft (3.0m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (02 Sep, local time) - 10ft (3.0m), 13s period with SW swell.
- Evening surf: Evening surf (02 Sep, local time) - 8ft (2.5m), 13s period with SW swell.
The current surf forecast for Thermopylae at 9PM is: 2.5m 13s primary swell from a Southwest direction (forecast issued at 01:00pm September 02). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 10ft (3.0m) | 14s |
| Afternoon (02 Sep) | 10ft (3.0m) | 13s |
| Evening (02 Sep) | 8ft (2.5m) | 13s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Fri afternoon, min 11°C on Fri night). Mainly near gales. | |||||||||||||||||||||
Wed 2 | Thursday 3 | Friday 4 | |||||||||||||||||||
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 13 | SW 13 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | S 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3169 | 2837 | 2528 | 2386 | 2071 | 1573 | 1301 | 1116 | 853 | 1256 | 1600 | 1464 | 1432 | 1785 | 1794 | 1437 | 1126 | 1176 | 1334 | 1030 | 969 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross-off | cross-off | cross | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:26PM1.64m | 6:55AM1.44m | 7:19PM1.51m | 8:01AM1.33m | 8:36PM1.38m | ||||||||||||||||
Low Tide | 12:04PM0.49m | 00:44AM0.52m | 12:52PM0.62m | 1:46AM0.64m | 2:06PM0.74m | ||||||||||||||||
 | | |  |  | | | |  |  | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — |
 | — | — | 6:28 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 16 | 16 | 14 | 14 | 13 | 12 | 12 | 15 | 14 | 15 | 15 | 14 | 13 | 13 | 12 | 14 | 17 | 17 | 13 | 13 |
Feels °C | 14 | 14 | 14 | 13 | 13 | 12 | 11 | 10 | 12 | 4 | 6 | 6 | 4 | 3 | 3 | 2 | 4 | 7 | 7 | 5 | 6 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 |
| kJ | 3169 | 2837 | 2528 | 2386 | 2071 | 1573 | 1301 | 1116 | 853 | 598 | 419 | 333 | 269 | 242 | 196 | 153 | 140 | 97 | 68 | 68 | 65 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | S 11 | S 9 | S 10 | S 10 | S 9 | W 16 | WNW 15 | W 13 | W 11 | — | — | W 8 | — | S 14 | S 14 | SSW 14 | SSW 13 |
| kJ | — | — | — | — | 227 | 175 | 190 | 179 | 189 | 5 | 71 | 115 | 62 | — | — | 1 | — | 4 | 15 | 18 | 34 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SSE 9 | S 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 |
| kJ | — | — | — | — | — | — | — | — | 304 | 1256 | 1600 | 1464 | 1432 | 1785 | 1794 | 1437 | 1126 | 1176 | 1334 | 1030 | 969 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 25 | 13 | 0 | 0 | 0 | 6 | 0 | 0 | 139 | 937 | 177 | 1418 | 1285 | 1285 | 1285 | 1447 | 3882 | 2938 | 13 | 8 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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