Surf Forecasts:
How big are the waves at Thermopylae today (04 Aug):
- Morning surf: Morning surf (04 Aug, local time) - 4ft (1.2m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (04 Aug, local time) - 4ft (1.2m), 11s period with SW swell.
- Evening surf: Evening surf (04 Aug, local time) - 3.5ft (1.1m), 11s period with SW swell.
The current surf forecast for Thermopylae at 8AM is: 1.1m 11s primary swell from a Southwest direction and 0.9m 11s secondary swell from a West-southwest direction (forecast issued at 01:00am August 04). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Aug) | 4ft (1.2m) | 11s |
| Afternoon (04 Aug) | 4ft (1.2m) | 11s |
| Evening (04 Aug) | 3.5ft (1.1m) | 11s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Wed night. Very mild (max 19°C on Tue afternoon, min 11°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | ||||||||||||||||||||||
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 | 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 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 12 | SW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 542 | 315 | 309 | 382 | 375 | 293 | 254 | 244 | 355 | 677 | 1532 | 2295 | 2390 | 2326 | 2923 | 3762 | 4225 | 4186 | 3607 | 3314 | 2919 | 2845 | 2907 | 3049 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross-off | glassy | cross-on | cross-off | cross | glassy | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:33AM1.50m | 6:56PM1.63m | 7:21AM1.42m | 7:48PM1.55m | 8:24AM1.33m | 8:57PM1.47m | ||||||||||||||||||
Low Tide | 00:29AM0.47m | 12:31PM0.50m | 1:17AM0.54m | 1:19PM0.59m | 2:18AM0.62m | 2:24PM0.69m | ||||||||||||||||||
 | |  | | |  | | | | | | | |  | |  | |  |  | | | | | | |
 | — | 7:35 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:09 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 2 | — | — | — | — | — |
Temp °C | 18 | 17 | 15 | 18 | 19 | 17 | 15 | 15 | 14 | 14 | 12 | 14 | 16 | 15 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 12 | 12 |
Feels °C | 16 | 15 | 13 | 17 | 16 | 16 | 14 | 15 | 13 | 12 | 9 | 10 | 11 | 11 | 10 | 9 | 9 | 11 | 10 | 10 | 11 | 10 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 12 | SW 13 |
| kJ | 542 | 315 | 309 | 382 | 375 | 293 | 254 | 244 | 355 | 677 | 1532 | 2295 | 2390 | 2326 | 2923 | 3762 | 4225 | 4186 | 3607 | 3314 | 2919 | 2845 | 2907 | 3049 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | W 11 | W 11 | SW 15 | SW 10 | SW 10 | SW 10 | W 9 | W 9 | W 9 | W 9 | — | — | — | — | — | — | — | — | — |
| kJ | 109 | 233 | 221 | 24 | 42 | 82 | 57 | 171 | 144 | 96 | 77 | 58 | 41 | 25 | 15 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 11 | ESE 11 | S 19 | SW 18 | SSW 16 | SW 16 | SW 15 | W 10 | W 10 | W 10 | ESE 10 | ESE 10 | — | W 11 | — | — | — | — | — | — | — | — | — | — |
| kJ | 19 | 12 | 7 | 12 | 27 | 40 | 79 | 74 | 98 | 69 | 11 | 10 | — | 2 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | WNW 10 | NNW 4 | NW 4 | NW 5 | NNW 4 | N 4 | N 4 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 103 | 10 | 29 | 53 | 15 | 19 | 14 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 6 | 0 | 0 | 26 | 0 | 1 | 0 | 6 | 6 | 11 | 31 | 191 | 24 | 31 | 31 | 48 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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