Big Bay Surf Break

Lat Long: 33.79° S 18.46° E

Big Bay 48 hour detailed Surf Forecast

Issued: 1 am 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Big Bay sea temperature is
13.6° C
1.8° 

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 (04 Aug):

  • Morning surf: Morning surf (04 Aug, local time) - 4.5ft (1.4m), 11s period with SW swell.
  • Afternoon surf: Afternoon surf (04 Aug, local time) - 4.5ft (1.3m), 11s period with SW swell.
  • Evening surf: Evening surf (04 Aug, local time) - 3.5ft (1.1m), 11s period with SW swell.

The current surf forecast for Big Bay at 7AM is: 1.4m 11s primary swell from a Southwest direction (forecast issued at 01:00am August 04). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (04 Aug)4.5ft (1.4m)11s
Afternoon (04 Aug)4.5ft (1.3m)11s
Evening (04 Aug)3.5ft (1.1m)11s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Wed night. Very mild (max 19°C on Tue afternoon, min 11°C on Thu night). Wind will be generally light.

Tuesday
4
Wednesday
5
Thursday
6
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
3
2
0
2
1
2
2
2
3
1
0
0
1
3
3
5
5
5
4
4
4
4
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)
1.6
SW
12
1.2
SW
11
1.4
SW
11
1.4
SW
11
1.3
SW
11
1.2
SW
11
1.1
SW
11
1.1
SW
11
0.8
SW
15
1.1
SW
15
1.2
SW
16
2.1
SW
16
2.2
SW
15
2.4
SW
15
2.5
WSW
14
3
WSW
14
3.5
WSW
14
3.5
WSW
13
3
WSW
13
3
WSW
13
3
WSW
13
3
WSW
13
3
SW
12
3
SW
13
Wave Graph
Metric surfscale
Energy kJ
683
357
503
431
375
332
254
249
301
535
765
2035
2255
2392
2803
3361
3891
4070
3607
3032
2919
2786
2650
2802
Wind (km/h)
5
ENE
5
WSW
5
SSE
5
E
15
WSW
5
S
5
SSW
5
E
5
NNE
10
N
15
NNE
20
N
25
NW
25
NW
20
N
20
NNE
20
NNE
0
NE
10
SSE
10
SE
10
SSE
10
SSE
15
SSE
15
SSE
Wind State
cross-off
glassy
glassy
glassy
cross-on
glassy
cross
glassy
cross
cross
cross
cross-on
on
cross-on
cross-on
cross
cross
glassy
cross-off
off
cross-off
cross-off
cross-off
cross-off
High Tide
6:28AM1.27m
6:48PM1.41m
7:15AM1.19m
7:38PM1.32m
8:20AM1.10m
8:48PM1.23m
Low Tide
00:24AM0.25m
12:25PM0.29m
1:09AM0.31m
1:11PM0.39m
2:07AM0.39m
2:13PM0.48m
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
light rain
light rain
cloud
part cloud
cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:35
7:35
7:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
6:08
6:08
 mm
3
3
Temp °C
18
16
15
18
19
17
15
14
14
13
12
14
17
15
14
13
12
12
12
12
14
14
12
12
Feels °C
16
14
14
17
16
16
14
13
13
11
9
11
12
11
11
10
9
12
10
10
12
12
9
9
  • 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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