Surf Forecasts:
How big are the waves at Thermopylae today (05 Sep):
- Morning surf: Morning surf (05 Sep, local time) - 7ft (2.1m), 8s period with SSE swell.
- Afternoon surf: Afternoon surf (05 Sep, local time) - 6ft (1.8m), 8s period with SSE swell.
- Evening surf: Evening surf (05 Sep, local time) - 3ft (0.9m), 23s period with SW swell.
The current surf forecast for Thermopylae at 5PM is: 2.3m 8s primary swell from a South-southeast direction and 0.9m 10s secondary swell from a South-southwest direction, 0.4m 10s secondary swell from a West-southwest direction (forecast issued at 01:00pm September 05). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Sep) | 7ft (2.1m) | 8s |
| Afternoon (05 Sep) | 6ft (1.8m) | 8s |
| Evening (05 Sep) | 3ft (0.9m) | 23s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Mon afternoon, min 14°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Sat 5 | Sunday 6 | Monday 7 | |||||||||||||||||||
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) | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SW 22 | SW 21 | 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 |
Wave Graph  | |||||||||||||||||||||
 kJ | 532 | 327 | 575 | 770 | 1528 | 2460 | 3370 | 3302 | 3122 | 2220 | 1978 | 1664 | 1460 | 1441 | 1402 | 1550 | 1471 | 1285 | 1247 | 745 | 630 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross | cross-off | cross-off | off | off | cross-off | cross-off | glassy | cross-on | cross | cross-off | cross-off |
High Tide | 9:45AM1.27m | 10:31PM1.33m | 11:38AM1.35m | 00:11AM1.41m | 12:50PM1.50m | ||||||||||||||||
Low Tide | 4:12PM0.79m | 5:18AM0.70m | 6:02PM0.70m | 6:35AM0.59m | 7:09PM0.55m | ||||||||||||||||
 | | |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 19 | 20 | 16 | 14 | 14 | 14 | 14 | 18 | 23 | 24 | 23 | 22 | 21 | 20 | 20 | 24 | 26 | 24 | 21 | 22 |
Feels °C | 10 | 15 | 15 | 11 | 10 | 10 | 11 | 11 | 16 | 21 | 23 | 22 | 20 | 20 | 19 | 19 | 23 | 24 | 21 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | SSW 10 | SSW 10 | SSW 10 | SW 24 | SW 22 | SW 21 | 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 |
| kJ | 90 | 146 | 173 | 661 | 1528 | 2460 | 3370 | 3302 | 3122 | 2220 | 1978 | 1664 | 1460 | 1441 | 1402 | 1550 | 1471 | 1285 | 1247 | 745 | 630 |
Swell 2 Height (m) Direction Period (s) | WSW 10 | WSW 10 | WSW 10 | WSW 10 | SSW 10 | SW 10 | SW 10 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SE 7 | SSE 6 | SSE 6 | SE 9 | S 12 | S 12 |
| kJ | 58 | 56 | 38 | 38 | 65 | 23 | 76 | 315 | 237 | 197 | 169 | 169 | 117 | 82 | 43 | 69 | 12 | 8 | 49 | 359 | 353 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SW 25 | SW 12 | WSW 9 | SW 12 | SW 13 | SW 10 | — | — | — | — | — | — | — | — | SE 9 | SE 13 | — | W 19 | SE 10 |
| kJ | 18 | 18 | 162 | 39 | 35 | 39 | 82 | 57 | — | — | — | — | — | — | — | — | 3 | 7 | — | 7 | 23 |
Wind waves Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | — | — | — | — | — | — | — | — |
| kJ | 532 | 327 | 575 | 770 | 480 | 527 | 412 | 756 | 551 | 468 | 468 | 414 | 281 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 8 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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