Thermopylae Surf Break

Thermopylae 48 hour detailed Surf Forecast

Lat Long: 33.90° S 18.40° E

Issued: 7 pm 12 Jun 2026 (local time)

Forecast update in  hr  min

Today's Thermopylae sea temperature is
13.6° C

2.7°C colder than average for this time of year

Thermopylae surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Thermopylae today (12 Jun):

  • 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 10PM is: 3.0m 10s primary swell from a West-southwest direction and 0.4m 12s secondary swell from a South-southwest direction (forecast issued at 07:00pm June 12). The wind direction is predicted to be cross-shore.

Time (SAST) & DateWave HeightWave Period
Morning (12 Jun)--
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 Forecast

Light rain (total 5mm), mostly falling on Sun afternoon. Very mild (max 16°C on Fri night, min 12°C on Sun morning). Wind will be generally light.

Fri
12
Saturday
13
Sunday
14
Mon
15
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
Rating
(10 max)
2
4
3
3
4
5
5
5
5
5
4
4
3
3
3
0
0
3
2
3
3
3
3
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
WSW
11
3
WSW
10
3
WSW
10
1.9
SSW
12
2.5
SSW
12
3
SSW
12
3
SSW
13
3
SSW
13
3
SSW
13
3
SSW
13
2.5
SSW
13
2.5
SSW
13
2.4
SSW
12
2.3
SSW
12
2.1
SSW
12
2.1
SSW
12
2.1
SW
12
1.9
SSW
12
1.7
SSW
11
2
SW
11
2
SW
11
1.8
SSW
11
1.7
SSW
10
1.6
SW
11
Wave Graph
Metric surfscale
Energy kJ
2344
2006
1620
980
1806
2773
3164
3214
3028
2849
2397
2170
1761
1579
1323
1197
1180
956
724
952
949
785
600
551
Wind (km/h)
15
W
5
WNW
5
N
10
N
5
ENE
5
ESE
5
SE
5
SSW
5
SW
5
SW
5
ENE
5
NNE
10
N
10
N
15
N
20
NW
20
NW
10
NNW
10
N
5
NNE
10
NE
10
NNE
5
N
5
SSW
Wind State
on
on
cross
cross
cross-off
off
cross-off
glassy
cross-on
cross-on
glassy
glassy
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
glassy
cross
High Tide
1:22AM1.74m
2:01PM1.64m
2:14AM1.79m
2:51PM1.71m
3:04AM1.81m
Low Tide
7:08PM0.50m
7:48AM0.32m
8:02PM0.44m
8:37AM0.27m
8:54PM0.39m
9:24AM0.24m
clear
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
light rain
rain showers
rain showers
part cloud
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:48
7:48
7:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:44
5:44
5:44
5:44
 mm
2
2
1
Temp °C
16
16
15
14
13
13
14
15
15
15
14
14
13
12
13
15
13
14
13
12
12
13
13
14
Feels °C
12
14
13
12
11
11
13
14
14
14
13
13
11
9
10
11
9
12
11
10
10
11
12
13
Swell 1
Height (m)
Direction
Period (s)
3
WSW
11
3
WSW
10
3
WSW
10
2
W
10
2.5
SSW
12
3
SSW
12
3
SSW
13
3
SSW
13
3
SSW
13
3
SSW
13
2.5
SSW
13
2.5
SSW
13
2.4
SSW
12
2.3
SSW
12
2.1
SSW
12
2.1
SSW
12
2.1
SW
12
1.9
SSW
12
1.7
SSW
11
2
SW
11
2
SW
11
1.8
SSW
11
1.7
SSW
10
1.6
SW
11
Energy kJ
2344
2006
1620
834
1806
2773
3164
3214
3028
2849
2397
2170
1761
1579
1323
1197
1180
956
724
952
949
785
600
551
Swell 2
Height (m)
Direction
Period (s)
0.4
SSW
13
0.4
SSW
12
1.9
SSW
12
1.7
W
10
1.4
W
10
1.2
W
10
1.1
W
10
1
W
10
0.9
W
10
0.8
W
10
0.8
W
10
0.7
W
9
0.7
W
9
0.6
W
9
0.1
NW
12
0.1
NW
12
0.1
NW
12
1
W
6
0.3
W
9
0.4
W
9
0.8
WNW
8
0.7
SW
11
1.1
SSW
11
Energy kJ
55
50
980
586
386
279
228
190
154
120
117
83
81
56
6
6
6
81
15
24
90
119
303
Swell 3
Height (m)
Direction
Period (s)
0.1
NW
15
0.1
S
18
0.1
NW
11
0.1
NW
13
0.1
NW
13
0.1
NW
13
0.1
NW
13
0.1
NW
13
0.1
NW
11
0.1
NW
11
0.1
NW
11
0.1
NW
12
0.3
W
9
0.1
NW
12
0.1
NW
12
0.1
W
12
0.7
WNW
8
Energy kJ
8
6
5
7
7
7
7
7
5
5
5
6
14
6
6
3
60
Wind waves
Height (m)
Direction
Period (s)
0.6
WNW
9
0.9
WNW
4
0.9
W
5
Energy kJ
62
26
40
Nearest Offshore or Glassy
Rating
(10 max)
3
4
4
4
4
5
5
5
5
3
4
4
4
4
4
3
3
4
3
3
3
3
3
3
Distance (km)
26
8
6
6
0
0
0
0
1
6
0
0
6
6
11
17
17
11
6
0
0
0
0
1
Best forecast wave conditions in Cape Town
Rating
(10 max)
4
4
4
4
4
5
5
5
5
4
4
4
4
4
4
3
3
4
4
3
3
3
3
3
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
8
4
4
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
3
4
Header Global
Rating
(10 max)
5
4
8
9
6
5
5
5
5
5
5
4
4
4
4
5
5
9
9
4
4
5
5
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder

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