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Thermopylae Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Thermopylae surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 am Tuesday 02 Jun 2026 SASTForecast update in hr min s Forecast update imminent
Thermopylae surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Thermopylae sea temperature is
16.3° C
(Which is normal for this time of year)How big are the waves at Thermopylae today (02 Jun):
- Morning surf: Morning surf (02 Jun, local time) - 6ft (1.9m), 11s period with WSW swell.
- Afternoon surf: Afternoon surf (02 Jun, local time) - 5ft (1.5m), 10s period with WSW swell.
- Evening surf: Evening surf (02 Jun, local time) - 8ft (2.4m), 8s period with SSE swell.
The current surf forecast for Thermopylae at 10AM is: 1.9m 11s primary swell from a West-southwest direction and 0.7m 11s secondary swell from a Southwest direction (forecast issued at 01:00am June 02). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Jun) | 6ft (1.9m) | 11s |
| Afternoon (02 Jun) | 5ft (1.5m) | 10s |
| Evening (02 Jun) | 8ft (2.4m) | 8s |
Table - waves today at Thermopylae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Tue morning, min 12°C on Thu night). Winds increasing (light winds from the SE on Tue morning, strong winds from the SE by Wed night). | ||||||||||||||||||||||||
Tuesday 2 | Wednesday 3 | Thursday 4 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | S 8 | SSE 8 | SSE 8 | SW 13 | SW 13 | SW 13 | SW 12 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | |
1102 | 934 | 817 | 759 | 476 | 658 | 678 | 640 | 1110 | 1164 | 1112 | 956 | 811 | 834 | 840 | 882 | 824 | 783 | 766 | 683 | 578 | 426 | 360 | 249 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 4:05AM1.58m | 4:39PM1.57m | 4:38AM1.54m | 5:13PM1.55m | 5:13AM1.49m | 5:49PM1.52m | ||||||||||||||||||
Low Tide | 10:17AM0.44m | 10:35PM0.61m | 10:49AM0.48m | 11:12PM0.64m | 11:24AM0.52m | |||||||||||||||||||
 |  |  |  | | | | | |  |  | | | | | | | | | | | | | | |
 | — | 7:43 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 17 | 17 | 16 | 15 | 14 | 15 | 15 | 15 | 15 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 16 | 15 | 14 | 14 |
17 | 16 | 15 | 15 | 12 | 9 | 7 | 7 | 9 | 9 | 8 | 7 | 8 | 8 | 5 | 6 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 10 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | W 11 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
 kJ | 1102 | 934 | 817 | 759 | 476 | 334 | 286 | 525 | 1110 | 1164 | 1112 | 956 | 772 | 772 | 635 | 570 | 448 | 440 | 369 | 320 | 273 | 237 | 233 | 198 |
Swell 2 Height (m) Direction Period (s) | S 12 | NW 11 | SSW 11 | SSW 11 | SW 11 | SW 11 | SW 10 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | SSW 14 |
| kJ | 12 | 5 | 84 | 151 | 334 | 176 | 167 | 195 | 191 | 149 | 116 | 86 | 59 | 53 | 33 | 33 | 33 | 18 | 18 | 18 | 18 | 19 | 19 | 74 |
Swell 3 Height (m) Direction Period (s) | NW 11 | — | NW 11 | NW 11 | SW 15 | SW 15 | SW 14 | SW 10 | — | — | — | — | — | — | — | — | — | — | SW 16 | — | SSW 14 | SSW 14 | SSW 15 | W 10 |
| kJ | 5 | — | 5 | 5 | 8 | 57 | 284 | 138 | — | — | — | — | — | — | — | — | — | — | 10 | — | 20 | 21 | 21 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | SSE 4 | SSE 6 | S 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 |
| kJ | — | — | — | 32 | 166 | 658 | 678 | 640 | 469 | 489 | 632 | 742 | 811 | 834 | 840 | 882 | 824 | 783 | 766 | 683 | 578 | 426 | 360 | 249 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 87 | 344 | 344 | 87 | 52 | 52 | 174 | 177 | 177 | 1275 | 177 | 201 | 138 | 138 | 138 | 174 | 138 | 87 | 13 | 1 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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