Surf Forecasts:
How big are the waves at Thermopylae today (08 Sep):
- Morning surf: Morning surf (08 Sep, local time) - 5ft (1.5m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (08 Sep, local time) - 3ft (0.9m), 11s period with SSW swell.
- Evening surf: Evening surf (08 Sep, local time) - 2ft (0.6m), 11s period with WSW swell.
The current surf forecast for Thermopylae at 12PM is: 1.0m 12s primary swell from a West-southwest direction and 0.9m 11s secondary swell from a South direction (forecast issued at 07:00am September 08). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Sep) | 5ft (1.5m) | 12s |
| Afternoon (08 Sep) | 3ft (0.9m) | 11s |
| Evening (08 Sep) | 2ft (0.6m) | 11s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Tue afternoon, min 14°C on Wed night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 8 | Wednesday 9 | Thursday 10 | |||||||||||||||||||||
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 12 | SW 12 | WSW 12 | SSW 11 | WSW 12 | WSW 11 | SW 11 | SW 11 | SW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | SW 12 | WSW 12 | SW 16 | SW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 531 | 614 | 294 | 206 | 140 | 98 | 224 | 172 | 200 | 313 | 304 | 299 | 346 | 417 | 627 | 680 | 1027 | 1349 | 2346 | 2218 | 1725 | 1528 | 1405 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross | cross-on | cross | cross-off | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 1:40PM1.65m | 2:01AM1.64m | 2:21PM1.78m | 2:41AM1.72m | 2:58PM1.86m | ||||||||||||||||||
Low Tide | 7:28AM0.47m | 7:57PM0.41m | 8:11AM0.37m | 8:38PM0.31m | 8:48AM0.30m | 9:14PM0.25m | |||||||||||||||||
 |  | | | | | | | | | | | | | |  | |  |  | | |  | | |
 | 6:56 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 24 | 25 | 21 | 21 | 21 | 19 | 17 | 17 | 19 | 20 | 18 | 16 | 15 | 14 | 14 | 14 | 17 | 18 | 17 | 15 | 15 |
Feels °C | 19 | 20 | 23 | 23 | 19 | 20 | 20 | 18 | 16 | 17 | 18 | 18 | 16 | 14 | 14 | 13 | 13 | 13 | 15 | 14 | 13 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | WSW 12 | SSW 11 | WSW 12 | WSW 11 | SW 11 | SW 11 | SW 11 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | SW 12 | WSW 12 | SW 12 | SW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 |
| kJ | 531 | 614 | 294 | 206 | 140 | 98 | 224 | 172 | 119 | 313 | 304 | 299 | 346 | 417 | 627 | 680 | 706 | 1349 | 2346 | 2218 | 1725 | 1528 | 1405 |
Swell 2 Height (m) Direction Period (s) | S 11 | WSW 17 | S 11 | WSW 12 | SW 11 | SW 11 | WSW 15 | WSW 14 | SW 14 | W 11 | SSE 9 | W 11 | S 8 | S 8 | S 8 | SW 17 | SW 16 | SW 12 | — | — | — | — | — |
| kJ | 114 | 28 | 188 | 145 | 117 | 90 | 144 | 138 | 200 | 21 | 15 | 21 | 5 | 12 | 5 | 354 | 1027 | 683 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SW 18 | — | SW 16 | SW 16 | S 10 | S 10 | SSE 10 | SSE 9 | S 8 | S 9 | W 11 | S 8 | SE 10 | — | SSE 8 | SSE 8 | SSE 9 | SSE 9 | — | — | — | — | — |
| kJ | 12 | — | 41 | 65 | 50 | 49 | 52 | 28 | 13 | 13 | 21 | 10 | 4 | — | 7 | 7 | 8 | 8 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SSW 2 | SSE 2 | SSE 2 | SSE 3 | S 3 | S 3 | S 3 | S 3 | S 3 | S 3 | S 3 | S 3 | — | — | — | — | — | SSE 4 | S 5 |
| kJ | — | — | — | — | 1 | 1 | 1 | 3 | 6 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | — | — | — | — | — | 16 | 121 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 6 | 24 | 8 | 0 | 0 | 0 | 1 | 0 | 1 | 8 | 27 | 6 | 0 | 0 | 0 | 0 | 0 | 27 | 27 | 1 | 63 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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