Big Bay Surf Break

Lat Long: 33.79° S 18.46° E

Big Bay 48 hour detailed Surf Forecast

Issued: 7 pm 08 Sep 2026 (local time)

Forecast update in  hr  min

Today's Big Bay sea temperature is
11.6°C
4.0° 

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 (09 Sep):

  • Morning surf: Morning surf (09 Sep, local time) - 3ft (0.9m), 13s period with WSW swell.
  • Afternoon surf: Afternoon surf (09 Sep, local time) - 3ft (0.9m), 13s period with WSW swell.
  • Evening surf: Evening surf (09 Sep, local time) - 4ft (1.2m), 12s period with WSW swell.

The current surf forecast for Big Bay at 3AM is: 0.8m 11s primary swell from a West-southwest direction and 0.6m 14s secondary swell from a West-southwest direction (forecast issued at 07:00pm September 08). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (09 Sep)3ft (0.9m)13s
Afternoon (09 Sep)3ft (0.9m)13s
Evening (09 Sep)4ft (1.2m)12s

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


Short Range Forecast

Mostly dry. Warm (max 22°C on Wed afternoon, min 14°C on Wed night). Wind will be generally light.

Tue
8
Wednesday
9
Thursday
10
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)
2
2
2
2
2
2
2
1
1
2
3
3
4
4
4
3
3
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
WSW
12
0.6
WSW
11
0.9
SW
11
0.9
SW
11
0.7
WSW
14
0.9
WSW
14
0.9
WSW
13
0.9
WSW
13
0.9
WSW
13
1
WSW
13
1.3
WSW
12
1.4
SW
12
1.3
SW
16
1.6
SW
16
2.3
SW
15
2.4
WSW
14
2.2
WSW
13
2.1
WSW
13
2.1
WSW
13
Wave Graph
Metric surfscale
Energy kJ
140
98
172
172
175
318
304
269
295
330
513
607
844
1284
2215
2250
1672
1528
1528
Wind (km/h)
10
S
10
SE
10
SE
10
SE
10
SSE
10
SE
10
S
15
S
20
SSE
15
SSE
10
SSE
5
SSE
10
SSE
10
SSE
10
S
15
SSW
20
S
20
S
20
SSE
Wind State
cross-off
off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
High Tide
1:53AM1.44m
2:15PM1.57m
2:33AM1.51m
2:51PM1.66m
Low Tide
7:50PM0.20m
8:04AM0.12m
8:31PM0.08m
8:41AM0.05m
9:08PM0.01m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:31
6:32
6:32
 mm
Temp °C
22
21
21
19
17
17
20
22
18
16
15
14
14
14
17
19
17
15
15
Feels °C
20
20
20
18
16
17
19
20
15
15
14
14
14
14
16
17
14
12
12
  • 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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