Surf Forecasts:
How big are the waves at Thermopylae today (06 Sep):
- Morning surf: Morning surf (06 Sep, local time) - 7.5ft (2.3m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (06 Sep, local time) - 6.5ft (2.0m), 16s period with SW swell.
- Evening surf: Evening surf (06 Sep, local time) - 6ft (1.8m), 16s period with SW swell.
The current surf forecast for Thermopylae at 3PM is: 2.0m 16s primary swell from a Southwest direction and 1.2m 8s secondary swell from a South-southeast direction, 2.0m 8s secondary swell from a Southeast direction (forecast issued at 07:00am September 06). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Sep) | 7.5ft (2.3m) | 18s |
| Afternoon (06 Sep) | 6.5ft (2.0m) | 16s |
| Evening (06 Sep) | 6ft (1.8m) | 16s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Mon afternoon, min 14°C on Sun morning). Wind will be generally light. | |||||||||||||||||||||||
Sunday 6 | Monday 7 | Tuesday 8 | |||||||||||||||||||||
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 20 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 12 | SW 12 | SW 12 | WSW 12 | SSW 11 | WSW 12 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 3370 | 3302 | 3122 | 2220 | 1978 | 1664 | 1460 | 1441 | 1402 | 1550 | 1471 | 1285 | 1247 | 745 | 630 | 447 | 531 | 678 | 294 | 206 | 140 | 98 | 224 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | glassy | on | cross | cross-off | cross-off | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-off | cross-off |
High Tide | 11:38AM1.35m | 00:11AM1.41m | 12:50PM1.50m | 1:14AM1.53m | 1:40PM1.65m | ||||||||||||||||||
Low Tide | 5:18AM0.70m | 6:02PM0.70m | 6:35AM0.59m | 7:09PM0.55m | 7:28AM0.47m | 7:57PM0.41m | |||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | |
 | 6:58 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 14 | 18 | 23 | 24 | 23 | 22 | 21 | 20 | 20 | 23 | 25 | 24 | 22 | 22 | 22 | 21 | 20 | 22 | 24 | 24 | 19 | 19 |
Feels °C | 9 | 11 | 15 | 21 | 22 | 22 | 20 | 20 | 19 | 18 | 22 | 24 | 22 | 20 | 21 | 21 | 21 | 20 | 22 | 23 | 22 | 17 | 18 |
Swell 1 Height (m) Direction Period (s) | SW 20 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 12 | SW 12 | SW 12 | WSW 12 | SSW 11 | SW 11 | SW 11 | SW 11 |
| kJ | 3370 | 3302 | 3122 | 2220 | 1978 | 1664 | 1460 | 1441 | 1402 | 1550 | 1471 | 1285 | 1247 | 745 | 630 | 447 | 531 | 678 | 294 | 206 | 117 | 90 | 224 |
Swell 2 Height (m) Direction Period (s) | SW 10 | SW 10 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SE 7 | SSE 7 | SE 9 | SE 9 | S 12 | S 12 | S 12 | S 11 | WSW 17 | S 11 | WSW 12 | WSW 12 | WSW 11 | WSW 15 |
| kJ | 76 | 57 | 232 | 188 | 161 | 165 | 105 | 67 | 32 | 69 | 9 | 81 | 52 | 359 | 353 | 347 | 116 | 28 | 188 | 145 | 140 | 98 | 144 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SE 9 | SSE 14 | SE 13 | W 19 | SE 10 | SW 18 | SW 18 | ESE 10 | SW 16 | SW 16 | S 10 | S 10 | SSE 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | 3 | 36 | 7 | 7 | 23 | 12 | 12 | 11 | 41 | 65 | 71 | 49 | 52 |
Wind waves Height (m) Direction Period (s) | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 3 | SE 3 |
| kJ | 345 | 326 | 545 | 444 | 456 | 403 | 274 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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