Surf Forecasts:
How big are the waves at Thermopylae today (27 Aug):
- Morning surf: Morning surf (27 Aug, local time) - 4.5ft (1.4m), 11s period with SSW swell.
- Afternoon surf: Afternoon surf (27 Aug, local time) - 4.5ft (1.4m), 11s period with SSW swell.
- Evening surf: Evening surf (27 Aug, local time) - 4.5ft (1.3m), 11s period with S swell.
The current surf forecast for Thermopylae at 9PM is: 1.3m 11s primary swell from a South direction and 0.9m 11s secondary swell from a West-southwest direction (forecast issued at 01:00pm August 27). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 4.5ft (1.4m) | 11s |
| Afternoon (27 Aug) | 4.5ft (1.4m) | 11s |
| Evening (27 Aug) | 4.5ft (1.3m) | 11s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat afternoon. Warm (max 20°C on Thu afternoon, min 13°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Thu 27 | Friday 28 | Saturday 29 | |||||||||||||||||||
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) | SSW 11 | SSW 11 | S 11 | S 11 | S 11 | S 11 | S 11 | WSW 16 | WSW 16 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | SW 14 | WSW 14 | WSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 513 | 522 | 433 | 418 | 410 | 351 | 344 | 284 | 280 | 290 | 527 | 459 | 446 | 454 | 491 | 499 | 834 | 1191 | 1824 | 841 | 711 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | on | on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross-off | cross | cross | cross-off | glassy | glassy | cross-off | cross | cross | cross | cross |
High Tide | 3:09PM1.72m | 3:20AM1.67m | 3:36PM1.78m | 3:50AM1.71m | 4:05PM1.82m | ||||||||||||||||
Low Tide | 8:55AM0.38m | 9:17PM0.38m | 9:23AM0.33m | 9:46PM0.32m | 9:52AM0.30m | 10:15PM0.29m | |||||||||||||||
 |  | |  | | |  | | | |  | | | | | | | |  | | | |
 | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — |
 | — | — | 6:23 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 21 | 20 | 18 | 16 | 16 | 15 | 14 | 14 | 18 | 17 | 17 | 17 | 15 | 15 | 15 | 15 | 16 | 17 | 14 | 14 | 14 |
Feels °C | 18 | 18 | 16 | 16 | 15 | 15 | 14 | 14 | 18 | 15 | 16 | 16 | 13 | 14 | 15 | 15 | 13 | 15 | 9 | 10 | 9 |
Swell 1 Height (m) Direction Period (s) | SSW 11 | SSW 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | SW 14 | WSW 14 | WSW 13 |
| kJ | 513 | 522 | 433 | 418 | 410 | 351 | 344 | 284 | 279 | 220 | 527 | 459 | 446 | 454 | 491 | 499 | 834 | 1191 | 1824 | 841 | 711 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 16 | WSW 14 | S 10 | S 10 | S 10 | S 10 | S 10 | S 12 | S 11 | S 11 | S 11 | SSE 11 | SSE 11 |
| kJ | 246 | 247 | 180 | 180 | 138 | 138 | 135 | 121 | 280 | 290 | 168 | 131 | 128 | 98 | 72 | 137 | 88 | 61 | 61 | 40 | 40 |
Swell 3 Height (m) Direction Period (s) | SE 9 | S 15 | WSW 16 | WSW 16 | SW 16 | WSW 15 | WSW 15 | WSW 16 | WSW 11 | WSW 11 | SSE 13 | W 10 | WSW 10 | WSW 17 | WSW 17 | WSW 17 | SW 3 | SE 13 | S 11 | — | — |
| kJ | 76 | 17 | 26 | 53 | 65 | 125 | 199 | 277 | 121 | 90 | 57 | 48 | 38 | 117 | 170 | 160 | 2 | 44 | 86 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 3 | — | — | SW 9 | SW 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | 593 | 596 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 11 | 17 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 277 | 325 | 27 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Thermopylae surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest