Surf Forecasts:
How big are the waves at Thermopylae today (12 Jun):
- Morning surf: Morning surf (12 Jun, local time) - 11ft (3.5m), 11s period with WSW swell.
- Afternoon surf: Afternoon surf (12 Jun, local time) - 11ft (3.5m), 11s period with WSW swell.
- Evening surf: Evening surf (12 Jun, local time) - 10ft (3.0m), 10s period with WSW swell.
The current surf forecast for Thermopylae at 1AM is: 3.0m 11s primary swell from a West-southwest direction and 2.5m 12s secondary swell from a West-southwest direction, 0.1m 10s secondary swell from a Northwest direction (forecast issued at 07:00pm June 11). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Jun) | 11ft (3.5m) | 11s |
| Afternoon (12 Jun) | 11ft (3.5m) | 11s |
| Evening (12 Jun) | 10ft (3.0m) | 10s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Thu night. Very mild (max 16°C on Thu night, min 13°C on Fri night). Winds decreasing (fresh winds from the N on Thu night, calm by Sat night). | ||||||||||||||||||||||||
Thu 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1125 | 1096 | 1794 | 2031 | 2667 | 3336 | 3350 | 2842 | 2211 | 1690 | 1394 | 874 | 1381 | 2213 | 2907 | 3075 | 2849 | 2676 | 2359 | 2206 | 1795 | 1751 | 1302 | 1177 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | on | on | on | on | on | cross-on | cross-off | cross-off | cross-off | off | cross-off | glassy | cross-on | glassy | glassy | glassy | cross | cross | cross | cross-on |
High Tide | 00:27AM1.67m | 1:09PM1.55m | 1:22AM1.74m | 2:01PM1.64m | 2:14AM1.79m | |||||||||||||||||||
Low Tide | 6:11PM0.58m | 6:58AM0.40m | 7:08PM0.50m | 7:48AM0.32m | 8:02PM0.44m | 8:37AM0.27m | ||||||||||||||||||
 |  |  |  |  |  | | | | |  | | | |  |  | | | | | | | | | |
 | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — |
 | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | 5:44 |
mm | — | — | 4 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 15 | 16 | 15 | 14 | 15 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 14 |
Feels °C | 10 | 9 | 11 | 10 | 9 | 9 | 9 | 11 | 11 | 13 | 12 | 12 | 11 | 11 | 11 | 14 | 13 | 14 | 13 | 13 | 11 | 11 | 10 | 9 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | NW 16 | — | — | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | W 10 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 1125 | 1096 | 1794 | 10 | — | — | 3350 | 2842 | 2211 | 1690 | 1394 | 755 | 1381 | 2213 | 2907 | 3075 | 2849 | 2676 | 2359 | 2206 | 1795 | 1751 | 1302 | 1177 |
Swell 2 Height (m) Direction Period (s) | — | S 10 | NW 10 | — | — | — | — | — | — | SSW 13 | SSW 12 | SSW 12 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | NW 11 | W 8 | W 8 |
| kJ | — | 8 | 4 | — | — | — | — | — | — | 55 | 59 | 874 | 586 | 371 | 314 | 228 | 190 | 149 | 120 | 92 | 117 | 5 | 55 | 35 |
Swell 3 Height (m) Direction Period (s) | — | W 16 | — | — | — | — | — | — | — | — | NW 15 | S 18 | — | — | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 11 | NW 11 | NW 11 | NW 12 |
| kJ | — | 5 | — | — | — | — | — | — | — | — | 8 | 6 | — | — | 7 | 7 | 7 | 7 | 7 | 7 | 5 | 5 | 5 | 6 |
Wind waves Height (m) Direction Period (s) | NNW 6 | NNW 6 | NNW 6 | WSW 11 | WSW 11 | WSW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 3 |
| kJ | 164 | 243 | 77 | 2031 | 2667 | 3336 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 191 | 191 | 191 | 325 | 459 | 844 | 139 | 26 | 139 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 11 | 6 | 11 | 17 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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