Big Bay Surf Break

Big Bay 48 hour detailed Surf Forecast

Lat Long: 33.79° S 18.46° E

Issued: 7 pm 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Big Bay sea temperature is
13.9° C

2.1°C colder than average for this time of year

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


How big are the waves at Big Bay today (20 Jun):

  • Afternoon surf: Afternoon surf (20 Jun, local time) - 4.5ft (1.4m), 12s period with SW swell.
  • Evening surf: Evening surf (20 Jun, local time) - 4.5ft (1.3m), 11s period with SW swell.

The current surf forecast for Big Bay at 10PM is: 1.2m 11s primary swell from a Southwest direction and 0.6m 15s secondary swell from a Southwest direction (forecast issued at 07:00pm June 20). The wind direction is predicted to be offshore and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (20 Jun)--
Afternoon (20 Jun)4.5ft (1.4m)12s
Evening (20 Jun)4.5ft (1.3m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Sun night. Warm (max 22°C on Sat night, min 14°C on Mon night). Wind will be generally light.

Sat
20
Sunday
21
Monday
22
Tue
23
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
3
3
3
3
4
3
3
4
4
4
4
4
3
2
2
1
3
3
2
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)
1.5
SW
11
1.3
SW
11
1.2
WSW
11
0.9
SW
15
1.1
SW
15
1.6
SW
14
1.8
SW
14
1.9
SW
14
1.9
SW
14
1.9
SW
14
1.9
SW
13
1.9
WSW
13
1.9
WSW
13
1.9
WSW
13
1.9
WSW
13
1.8
SW
13
1.8
SW
12
1.9
SW
12
1.9
SW
12
1.9
SW
12
1.8
SW
12
1.7
SW
12
1.5
SW
12
1.3
SW
12
Wave Graph
Metric surfscale
Energy kJ
563
437
329
360
543
1004
1179
1292
1367
1347
1327
1235
1198
1162
1180
1094
996
1026
1010
1042
944
805
624
537
Wind (km/h)
5
SSW
10
ESE
10
ESE
5
ENE
10
NE
5
NE
5
NNW
5
W
0
S
5
E
5
ENE
5
ENE
5
NE
5
NNW
10
NNW
15
WNW
10
WNW
10
NNW
15
N
20
NNE
25
N
25
NNW
20
NNW
25
NW
Wind State
cross
off
off
cross-off
cross-off
glassy
cross-on
cross-on
glassy
glassy
glassy
cross-off
cross-off
cross-on
cross-on
on
on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
High Tide
7:47PM1.37m
8:14AM1.13m
8:44PM1.30m
9:21AM1.07m
9:45PM1.24m
10:33AM1.05m
Low Tide
2:15AM0.38m
2:15PM0.42m
3:20AM0.43m
3:18PM0.50m
4:28AM0.45m
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
rain showers
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light rain
rain showers
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:50
7:50
7:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:44
5:45
5:45
5:45
 mm
2
1
1
Temp °C
24
22
21
21
21
19
19
19
19
19
18
18
19
18
18
17
15
14
14
14
14
14
15
16
Feels °C
22
19
19
19
19
18
18
19
19
19
18
17
19
17
17
15
14
13
12
12
10
10
11
11
Swell 1
Height (m)
Direction
Period (s)
1.5
SW
11
1.3
SW
11
1.2
WSW
11
1.2
SW
11
1.1
SW
15
1.6
SW
14
1.8
SW
14
1.9
SW
14
1.9
SW
14
1.9
SW
14
1.9
SW
13
1.9
WSW
13
1.9
WSW
13
1.9
WSW
13
1.9
WSW
13
1.8
SW
13
1.8
SW
12
1.9
SW
12
1.9
SW
12
1.9
SW
12
1.8
SW
12
1.7
SW
12
1.5
SW
12
1.3
SW
12
Energy kJ
563
437
329
332
543
1004
1179
1292
1367
1347
1327
1235
1198
1162
1180
1094
996
1026
1010
1042
944
805
624
537
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
16
0.6
SW
15
0.6
SW
15
0.9
SW
15
1
WSW
11
0.4
NW
4
0.4
NW
4
1
W
12
0.4
WSW
12
0.2
S
15
0.2
S
15
0.2
S
15
0.7
SW
16
1
W
6
0.4
SW
15
Energy kJ
86
137
176
360
251
4
4
294
49
18
17
17
248
67
75
Swell 3
Height (m)
Direction
Period (s)
0.6
SW
15
0.5
S
8
0.5
S
9
0.6
SW
15
0.3
SW
18
Energy kJ
137
35
37
186
51
Wind waves
Height (m)
Direction
Period (s)
0.4
NW
3
0.4
NW
4
0.7
NNW
4
0.8
NNW
4
0.8
NNW
4
0.9
WNW
4
0.7
NNW
4
1.4
W
6
Energy kJ
3
4
11
21
21
34
14
161
Nearest Offshore or Glassy
Rating
(10 max)
2
3
3
3
3
4
4
2
4
4
4
4
4
4
4
3
2
3
4
2
2
3
2
3
Distance (km)
0
0
0
0
0
0
4
13
0
0
0
0
0
4
4
29
29
2
2
36
36
29
34
280
Best forecast wave conditions in Cape Town
Rating
(10 max)
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
3
2
4
4
2
2
3
3
Best forecast wave conditions in South Africa
Rating
(10 max)
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
3
3
4
4
4
4
3
4
3
Header Global
Rating
(10 max)
5
5
5
9
9
9
8
8
7
7
7
6
6
6
7
7
5
5
5
5
5
6
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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Big Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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