Gansbaai Surf Break

Gansbaai 48 hour detailed Surf Forecast

Lat Long: 34.59° S 19.33° E

Issued: 1 am 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Gansbaai sea temperature is
15.9° C

Normal for this time of year

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


How big are the waves at Gansbaai today (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 8ft (2.5m), 15s period with SW swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 8ft (2.5m), 14s period with SW swell.
  • Evening surf: Evening surf (18 Jun, local time) - 8ft (2.4m), 13s period with SW swell.

The current surf forecast for Gansbaai at 10AM is: 2.5m 15s primary swell from a Southwest direction (forecast issued at 01:00am June 18). An open ocean swell of 0.2m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (18 Jun)8ft (2.5m)15s
Afternoon (18 Jun)8ft (2.5m)14s
Evening (18 Jun)8ft (2.4m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 23°C on Sat afternoon, min 14°C on Thu morning). Winds decreasing (fresh winds from the E on Fri morning, calm by Sat night).

Thursday
18
Friday
19
Saturday
20
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)
3
3
4
4
4
3
4
4
4
4
3
3
2
2
2
3
2
3
2
2
2
2
2
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)
2.3
SW
13
2.5
SSW
16
2.5
SW
15
2.5
SW
14
2.5
SW
14
2.3
SW
14
2.3
SW
13
2.5
SW
13
2.5
SSW
13
2
SW
12
2.1
SW
12
1.5
SSW
12
1.3
SSW
12
1.4
SSW
12
1.5
SSW
13
1.6
SW
12
1.5
SW
12
1.6
SW
12
1.4
SW
12
1.5
SW
11
1.5
SW
12
1.4
SW
11
1.2
WSW
11
1.1
SW
11
Wave Graph
Metric surfscale
Energy kJ
1777
2948
3135
2801
2458
2006
1876
2103
2021
1131
1249
680
480
554
784
754
657
689
551
563
573
501
335
283
Wind (km/h)
15
SE
15
SE
15
ESE
15
ESE
15
SE
15
SE
15
ESE
20
ESE
25
E
25
E
30
E
35
E
30
E
30
E
25
E
20
ENE
15
ENE
15
NE
15
NE
10
NE
5
SE
10
ESE
10
ENE
5
ENE
Wind State
cross-off
cross-off
off
off
cross-off
cross-off
off
off
off
off
off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
off
glassy
High Tide
5:28AM1.49m
6:02PM1.54m
6:19AM1.38m
6:53PM1.48m
7:12AM1.26m
7:46PM1.40m
Low Tide
11:26PM0.19m
11:44AM0.14m
00:19AM0.26m
12:31PM0.23m
1:15AM0.34m
1:20PM0.33m
cloud
cloud
clear
clear
clear
clear
cloud
cloud
cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<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>
5:37
5:38
5:38
 mm
Temp °C
14
14
14
15
17
17
15
15
15
14
14
15
17
17
14
14
15
16
18
21
23
23
22
21
Feels °C
12
12
12
13
14
14
13
12
11
11
10
10
12
12
10
10
12
13
14
18
21
20
19
19
Swell 1
Height (m)
Direction
Period (s)
2.3
SW
13
2.5
SSW
16
2.5
SW
15
2.5
SW
14
2.5
SW
14
2.3
SW
14
2.3
SW
13
2.5
SW
13
2.5
SSW
13
2
SW
12
2.1
SW
12
1.5
SSW
12
1.3
SSW
12
1.4
SSW
12
1.5
SSW
13
1.6
SW
12
1.5
SW
12
1.6
SW
12
1.4
SW
12
1.5
SW
11
1.5
SW
12
1.4
SW
11
1.2
WSW
11
1.1
SW
11
Energy kJ
1777
2948
3135
2801
2458
2006
1876
2103
2021
1131
1249
680
480
554
784
754
657
689
551
563
573
501
335
283
Swell 2
Height (m)
Direction
Period (s)
1.6
SW
16
1.3
SW
13
0.2
ESE
7
0.3
ESE
7
0.3
ESE
7
0.2
ESE
7
0.1
SW
20
0.1
SW
20
0.9
SSW
13
0.7
SW
16
1.1
WSW
12
1.1
WSW
12
1.1
WSW
12
1
WSW
12
0.6
WSW
11
0.6
W
12
0.3
WSW
11
0.8
ESE
7
0.7
ESE
7
0.6
ESE
7
0.6
ESE
7
0.7
S
9
0.7
SW
15
Energy kJ
1286
560
5
10
10
5
15
15
304
271
371
328
333
269
98
99
24
50
40
31
32
73
212
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
8
0.2
E
8
0.2
E
8
0.1
E
7
0.5
SW
18
0.9
SW
16
1
SW
15
0.8
SW
15
0.1
SW
18
0.3
SW
18
0.3
SW
18
0.3
SW
17
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.6
SW
15
0.7
S
9
Energy kJ
6
5
5
1
150
371
424
258
13
50
49
46
91
91
91
86
137
76
Wind waves
Height (m)
Direction
Period (s)
0.6
SE
4
0.3
ESE
7
0.7
ESE
4
0.9
ESE
4
1.1
ESE
5
1.3
ESE
5
1.4
ESE
5
1.5
ESE
6
1.5
ESE
6
1.5
ESE
6
1.1
ESE
6
0.9
ESE
6
Energy kJ
14
11
17
28
54
92
113
138
143
135
98
68
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
2
4
4
4
4
4
2
2
4
3
3
3
3
2
2
2
2
2
2
Distance (km)
7
7
0
0
0
64
0
0
0
0
7
63
57
7
7
0
7
0
0
0
0
0
0
0
Best forecast wave conditions in Overberg
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
2
2
4
3
3
3
3
3
3
3
2
2
3
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
2
4
4
4
4
4
4
3
3
2
3
3
Header Global
Rating
(10 max)
5
5
9
9
9
5
5
5
5
6
6
6
4
8
4
4
6
4
4
4
5
5
9
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
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