Big Bay Surf Break

Lat Long: 33.79° S 18.46° E

Big Bay 48 hour detailed Surf Forecast

Issued: 1 am 12 Jul 2026 (local time)

Forecast update in  hr  min

Today's Big Bay sea temperature is
14.0° C
1.5° 

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 (12 Jul):

  • Morning surf: Morning surf (12 Jul, local time) - 5ft (1.6m), 11s period with SSW swell.
  • Afternoon surf: Afternoon surf (12 Jul, local time) - 4.5ft (1.3m), 11s period with SSW swell.
  • Evening surf: Evening surf (12 Jul, local time) - 4ft (1.2m), 10s period with SSW swell.

The current surf forecast for Big Bay at 7AM is: 1.6m 11s primary swell from a South-southwest direction and 0.8m 11s secondary swell from a West direction (forecast issued at 01:00am July 12). The wind direction is predicted to be offshore and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (12 Jul)5ft (1.6m)11s
Afternoon (12 Jul)4.5ft (1.3m)11s
Evening (12 Jul)4ft (1.2m)10s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Sun afternoon, min 14°C on Sun morning). Wind will be generally light.

Sunday
12
Monday
13
Tuesday
14
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)
4
3
3
3
3
1
2
2
2
2
2
2
1
2
2
2
2
2
2
2
1
1
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)
1.9
SSW
11
1.7
SSW
11
1.6
SSW
11
1.5
S
11
1.3
SSW
11
1.2
SSW
11
1.2
SSW
10
1.1
SSW
10
1.1
SSW
10
1
SSW
10
1
SSW
10
0.9
SSW
10
0.9
SSW
10
0.9
SSW
10
0.8
SSW
9
0.8
W
12
0.9
W
12
0.9
W
11
0.9
W
11
0.9
W
10
0.6
SW
16
0.9
W
10
0.9
W
10
0.9
W
9
Wave Graph
Metric surfscale
Energy kJ
889
750
645
545
407
337
324
265
260
214
209
173
169
132
118
177
220
188
184
167
156
156
153
140
Wind (km/h)
10
ESE
10
ESE
10
E
10
E
5
SSE
10
SSW
5
S
5
E
5
ENE
5
ENE
5
ENE
0
NNE
5
WSW
5
W
5
NNE
0
S
5
NNE
5
NNE
5
N
5
NNW
10
W
5
WNW
5
WNW
5
NNW
Wind State
off
off
off
off
glassy
cross
glassy
glassy
glassy
glassy
cross-off
glassy
cross-on
glassy
glassy
glassy
glassy
glassy
glassy
glassy
on
on
glassy
glassy
High Tide
1:03AM1.41m
1:48PM1.36m
2:02AM1.49m
2:40PM1.47m
2:54AM1.55m
3:27PM1.56m
Low Tide
7:34AM0.17m
7:53PM0.26m
8:26AM0.08m
8:48PM0.17m
9:14AM0.02m
9:38PM0.10m
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:50
7:48
7:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:53
5:53
 mm
Temp °C
14
14
14
15
18
18
17
16
15
15
15
16
17
16
16
15
15
14
14
15
16
15
14
14
Feels °C
11
12
12
13
17
16
16
15
14
14
13
15
15
15
15
14
13
12
13
14
14
14
14
14
  • 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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