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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 pm Monday 01 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 (01 Jun):
- Morning surf: Morning surf (01 Jun, local time) - 5.5ft (1.7m), 11s period with WSW swell.
- Afternoon surf: Afternoon surf (01 Jun, local time) - 6ft (1.8m), 11s period with WSW swell.
- Evening surf: Evening surf (01 Jun, local time) - 6.5ft (2.0m), 12s period with WSW swell.
The current surf forecast for Thermopylae at 6PM is: 1.9m 12s primary swell from a West-southwest direction and 0.2m 13s secondary swell from a South-southwest direction (forecast issued at 01:00pm June 01). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jun) | 5.5ft (1.7m) | 11s |
| Afternoon (01 Jun) | 6ft (1.8m) | 11s |
| Evening (01 Jun) | 6.5ft (2.0m) | 12s |
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 19°C on Mon afternoon, min 14°C on Wed afternoon). Winds increasing (calm on Mon night, strong winds from the SE by Wed afternoon). | ||||||||||||||||||||||||
Mon 1 | Tuesday 2 | Wednesday 3 | Thu 4 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | SSE 7 | S 8 | SSE 8 | SW 13 | SW 13 | SW 13 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 9 | SSE 9 | SSE 9 | |
657 | 829 | 1010 | 1201 | 1144 | 1102 | 917 | 817 | 572 | 541 | 363 | 612 | 627 | 1011 | 1164 | 1112 | 917 | 1162 | 798 | 734 | 861 | 888 | 672 | 612 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | cross-on | cross-on | glassy | 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 | |
High Tide | 4:06PM1.58m | 4:05AM1.58m | 4:39PM1.57m | 4:38AM1.54m | 5:13PM1.55m | 5:13AM1.49m | ||||||||||||||||||
Low Tide | 9:46AM0.43m | 10:00PM0.59m | 10:17AM0.44m | 10:35PM0.61m | 10:49AM0.48m | 11:12PM0.64m | ||||||||||||||||||
 | | |  | | |  |  | | |  | | |  | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:43 | — |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | 5:44 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 14 | 14 | 14 | 14 |
17 | 19 | 18 | 17 | 18 | 16 | 17 | 15 | 13 | 12 | 10 | 8 | 8 | 9 | 9 | 7 | 7 | 7 | 4 | 7 | 6 | 6 | 6 | 7 | |
Swell 1 Height (m) Direction Period (s) | WSW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | 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 |
 kJ | 657 | 829 | 1010 | 1201 | 1144 | 1102 | 917 | 817 | 572 | 541 | 363 | 281 | 525 | 1011 | 1164 | 1112 | 878 | 772 | 700 | 635 | 561 | 448 | 440 | 331 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | S 13 | SSW 13 | SSW 13 | S 12 | S 12 | NW 11 | SSW 11 | SW 11 | SW 11 | SW 10 | 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 |
| kJ | 20 | 14 | 17 | 17 | 11 | 12 | 5 | 84 | 121 | 334 | 276 | 188 | 247 | 191 | 149 | 116 | 86 | 59 | 34 | 33 | 33 | 33 | 18 | 18 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 11 | NW 11 | NW 11 | — | NW 11 | NW 11 | SW 15 | SW 15 | SW 14 | SW 10 | — | — | — | — | — | — | — | — | — | SW 16 | SW 16 |
| kJ | 3 | 3 | 3 | 2 | 5 | 5 | — | 5 | 5 | 8 | 56 | 284 | 120 | — | — | — | — | — | — | — | — | — | 10 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | S 5 | S 6 | SSE 6 | SSE 7 | S 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 9 | SSE 9 | SSE 9 |
| kJ | — | — | — | — | — | — | — | 74 | 252 | 190 | 339 | 612 | 627 | 528 | 610 | 530 | 917 | 1162 | 798 | 734 | 861 | 888 | 672 | 612 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 0 | 6 | 6 | 0 | 0 | 0 | 0 | 1 | 87 | 87 | 383 | 87 | 52 | 13 | 174 | 177 | 177 | 1093 | 909 | 201 | 139 | 139 | 53 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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