Surf Forecasts:
How big are the waves at Thermopylae today (04 Oct):
- Morning surf: Morning surf (04 Oct, local time) - 3.5ft (1.1m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (04 Oct, local time) - 5.5ft (1.7m), 12s period with SW swell.
- Evening surf: Evening surf (04 Oct, local time) - 6.5ft (2.0m), 14s period with SW swell.
The current surf forecast for Thermopylae at 4PM is: 1.8m 13s primary swell from a Southwest direction and 0.7m 11s secondary swell from a West direction (forecast issued at 07:00am October 04). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Oct) | 3.5ft (1.1m) | 11s |
| Afternoon (04 Oct) | 5.5ft (1.7m) | 12s |
| Evening (04 Oct) | 6.5ft (2.0m) | 14s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Mon night. Warm (max 23°C on Sun afternoon, min 12°C on Tue night). Winds increasing (calm on Mon morning, fresh winds from the WSW by Mon night). | |||||||||||||||||||||||
Sunday 4 | Monday 5 | Tuesday 6 | |||||||||||||||||||||
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 10 | SW 11 | SW 11 | SW 12 | SW 13 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 10 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 232 | 242 | 363 | 700 | 1326 | 1358 | 1367 | 1326 | 1092 | 903 | 799 | 718 | 645 | 1349 | 1264 | 1306 | 2359 | 2076 | 3083 | 3549 | 9567 | 9200 | 8526 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross | cross | cross | cross-off | glassy | cross-off | glassy | cross-on | cross-on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off |
High Tide | 9:49AM1.32m | 10:42PM1.30m | 11:31AM1.42m | 00:10AM1.40m | 12:34PM1.56m | ||||||||||||||||||
Low Tide | 3:22AM0.76m | 4:36PM0.77m | 5:12AM0.72m | 6:04PM0.65m | 6:21AM0.61m | 7:00PM0.51m | |||||||||||||||||
 |  | | | | | | | | | | | |  |  |  |  |  | |  | | | | |
 | 6:20 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 6 | 1 | — | — | — | — | — |
Temp °C | 15 | 17 | 22 | 23 | 23 | 20 | 19 | 18 | 18 | 18 | 19 | 19 | 18 | 16 | 15 | 14 | 13 | 14 | 14 | 14 | 14 | 14 | 13 |
Feels °C | 13 | 15 | 21 | 20 | 20 | 17 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 16 | 13 | 12 | 8 | 8 | 9 | 8 | 8 | 9 | 7 |
Swell 1 Height (m) Direction Period (s) | SW 10 | SW 11 | SW 11 | SW 12 | SW 13 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | WSW 14 | WSW 13 | WSW 13 | WSW 16 | WSW 16 | W 10 | WSW 11 | WSW 16 | WSW 16 | WSW 16 |
| kJ | 226 | 242 | 363 | 700 | 1326 | 1358 | 1367 | 1326 | 1092 | 903 | 799 | 718 | 645 | 1349 | 1264 | 1306 | 691 | 1517 | 1568 | 2940 | 9567 | 9200 | 8526 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 10 | WSW 11 | W 11 | SE 7 | W 10 | SE 8 | SE 8 | SSE 8 | SE 8 | SE 8 | WSW 16 | WSW 15 | SE 8 | SE 8 | SW 16 | — | WSW 12 | WSW 17 | WSW 16 | — | — | — |
| kJ | 232 | 173 | 156 | 114 | 47 | 47 | 57 | 9 | 6 | 20 | 20 | 173 | 417 | 18 | 11 | 386 | — | 288 | 3083 | 3549 | — | — | — |
Swell 3 Height (m) Direction Period (s) | SSE 6 | SSE 7 | SSE 7 | SSE 7 | W 10 | W 10 | — | — | — | SW 18 | — | SE 8 | SE 8 | — | — | ESE 8 | — | — | SW 12 | — | — | — | — |
| kJ | 62 | 50 | 40 | 18 | 68 | 47 | — | — | — | 13 | — | 21 | 18 | — | — | 7 | — | — | 1250 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 6 | — | — | — | SE 7 | SE 7 | — | — | — | — | — | — | — | — | W 4 | WSW 13 | WSW 10 | — | — | — | — | — |
| kJ | 172 | 120 | — | — | — | 12 | 14 | — | — | — | — | — | — | — | — | 16 | 2359 | 2076 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 1 | 8 | 1 | 0 | 0 | 0 | 0 | 26 | 17 | 17 | 17 | 17 | 24 | 344 | 423 | 997 | 27 | 27 | 27 | 52 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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