Thermopylae Surf Break

Thermopylae 48 hour detailed Surf Forecast

Lat Long: 33.90° S 18.40° E

Issued: 1 am 26 Jun 2026 (local time)

Forecast update in  hr  min

Today's Thermopylae sea temperature is
14.1° C

1.9°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 (26 Jun):

  • Morning surf: Morning surf (26 Jun, local time) - 10ft (3.0m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (26 Jun, local time) - 10ft (3.0m), 16s period with SW swell.
  • Evening surf: Evening surf (26 Jun, local time) - 8ft (2.5m), 15s period with SW swell.

The current surf forecast for Thermopylae at 8AM is: 3.0m 16s primary swell from a Southwest direction and 1.1m 7s secondary swell from a Southeast direction (forecast issued at 01:00am June 26). The wind direction is predicted to be glassy and the swell rating is 5.

Time (SAST) & DateWave HeightWave Period
Morning (26 Jun)10ft (3.0m)16s
Afternoon (26 Jun)10ft (3.0m)16s
Evening (26 Jun)8ft (2.5m)15s

Table - waves today at Thermopylae. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 18mm), heaviest on Sun afternoon. Warm (max 21°C on Fri night, min 12°C on Sun night). Winds increasing (calm on Fri night, strong winds from the NNW by Sun afternoon).

Friday
26
Saturday
27
Sunday
28
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
Rating
(10 max)
5
5
5
5
4
5
5
4
4
4
4
3
2
2
2
2
2
1
0
0
0
0
!
0
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)
2.5
SSW
16
3
SW
16
3
SW
16
3
SW
16
3
SW
16
3
SW
15
2.5
SW
15
2.4
SW
15
2.2
SW
14
2.1
SW
14
2.1
SW
14
2.1
SW
14
2.1
SW
13
2.2
SW
13
2.2
SW
13
2.2
SW
13
2.1
SW
13
2.4
SW
13
3
SW
13
3
WSW
12
4
W
12
4
WSW
12
5.5
SW
16
5
SW
16
Wave Graph
Metric surfscale
Energy kJ
3785
4124
4531
4531
4234
3650
3128
2491
2004
1736
1657
1639
1591
1668
1643
1657
1541
1846
2522
2613
4698
4362
14318
12430
Wind (km/h)
5
SE
5
SE
5
S
5
SSE
5
S
5
S
5
ENE
10
NNE
5
W
15
NNE
15
N
15
N
15
NW
15
NNW
15
NNW
20
N
25
N
30
N
35
N
45
NNW
45
NNW
30
NW
30
WSW
30
WSW
Wind State
glassy
glassy
glassy
glassy
cross
glassy
glassy
cross-off
on
cross-off
cross-off
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-on
cross-on
on
on
High Tide
00:50AM1.47m
1:32PM1.39m
1:33AM1.49m
2:12PM1.45m
2:12AM1.52m
2:49PM1.50m
Low Tide
7:19AM0.59m
7:25PM0.70m
7:56AM0.54m
8:06PM0.66m
8:31AM0.49m
8:44PM0.63m
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
mod rain
mod rain
mod rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:52
7:52
7:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:45
5:46
 mm
6
6
6
Temp °C
17
17
17
18
20
19
19
21
16
16
15
16
17
15
15
14
13
13
13
15
14
14
15
14
Feels °C
16
17
16
18
19
19
19
19
15
15
13
15
15
12
13
11
9
8
7
8
6
10
9
7
Swell 1
Height (m)
Direction
Period (s)
2.5
SSW
16
3
SW
16
3
SW
16
3
SW
16
3
SW
16
3
SW
15
2.5
SW
15
2.4
SW
15
2.2
SW
14
2.1
SW
14
2.1
SW
14
2.1
SW
14
2.1
SW
13
2.2
SW
13
2.2
SW
13
2.2
SW
13
2.1
SW
13
2.4
SW
13
3
SW
13
3
WSW
12
1.9
SW
18
2.3
SW
17
5
SW
16
5
SW
16
Energy kJ
3785
4124
4531
4531
4234
3650
3128
2491
2004
1736
1657
1639
1591
1668
1643
1657
1541
1846
2522
2613
2319
3198
12790
12430
Swell 2
Height (m)
Direction
Period (s)
1.3
SSE
8
1.1
SE
7
0.9
SE
7
0.4
SE
7
0.6
SE
7
0.6
SE
7
0.6
SE
7
0.4
SE
7
0.4
SE
7
0.3
ESE
7
0.1
W
24
0.1
W
24
0.2
WSW
22
0.2
WSW
21
0.4
SW
21
0.5
WSW
20
0.5
WSW
20
0.8
WSW
18
1
SW
19
0.7
WSW
18
0.9
WSW
16
Energy kJ
187
126
89
13
33
32
31
17
12
9
11
11
46
45
110
216
216
356
701
318
457
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
24
0.1
SW
24
0.2
SSW
23
0.4
SW
21
0.9
WSW
18
Energy kJ
22
22
53
162
448
Wind waves
Height (m)
Direction
Period (s)
1.5
SE
8
0.8
SE
7
0.5
N
3
0.5
NNW
3
0.5
NW
3
0.6
NNW
3
0.7
NNW
4
0.9
NNW
4
1.3
NNW
5
1.6
NNW
5
2.1
NW
6
4
W
12
4
WSW
12
5.5
SW
16
Energy kJ
268
64
5
5
5
7
11
30
66
138
306
4698
4362
14318
Nearest Offshore or Glassy
Rating
(10 max)
5
5
5
5
5
5
5
4
4
4
4
4
3
3
4
4
4
4
3
4
4
5
6
4
Distance (km)
0
0
0
0
1
0
0
0
13
0
0
6
17
17
11
11
91
91
191
191
384
383
346
603
Best forecast wave conditions in Cape Town
Rating
(10 max)
5
5
5
5
5
5
5
4
4
4
4
4
3
3
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
5
6
5
Header Global
Rating
(10 max)
5
5
5
5
6
7
7
5
5
6
6
5
5
5
7
8
8
8
7
6
5
5
6
6
  • 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
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