Big Bay Surf Break

Lat Long: 33.79° S 18.46° E

Big Bay 48 hour detailed Surf Forecast

Issued: 7 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Big Bay sea temperature is
13.3°C
2.3° 

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 (23 Aug):

  • Afternoon surf: Afternoon surf (23 Aug, local time) - 7ft (2.2m), 13s period with WSW swell.
  • Evening surf: Evening surf (23 Aug, local time) - 7ft (2.1m), 12s period with WSW swell.

The current surf forecast for Big Bay at 11PM is: 1.8m 12s primary swell from a West-southwest direction and 1.1m 11s secondary swell from a South-southwest direction (forecast issued at 07:00pm August 23). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (23 Aug)--
Afternoon (23 Aug)7ft (2.2m)13s
Evening (23 Aug)7ft (2.1m)12s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Wed afternoon, min 11°C on Mon morning). Wind will be generally light.

Sun
23
Monday
24
Tuesday
25
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
4
4
4
4
3
4
2
2
3
3
4
4
4
3
3
3
3
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.2
WSW
12
2.1
WSW
12
1.8
WSW
12
2.1
WSW
12
2
WSW
12
1.8
WSW
12
1.9
SW
12
1.7
WSW
11
1.2
WSW
11
1.1
SW
14
1.3
SW
14
1.7
SW
14
2.4
SW
14
2.5
SW
14
2.2
SW
14
2.2
SW
14
2.1
WSW
14
2
WSW
14
2
WSW
14
Wave Graph
Metric surfscale
Energy kJ
1532
1323
933
1236
1119
905
974
686
376
459
668
1187
2350
2557
1949
1977
1662
1465
1465
Wind (km/h)
15
S
10
SSE
10
SSE
10
SE
10
SSE
10
SE
15
SSE
15
S
20
SSE
20
SSE
20
SSE
15
SSE
15
SSE
15
SE
15
SSE
20
SSE
25
SSE
20
SSE
15
SE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
High Tide
1:01AM1.13m
1:36PM1.19m
1:40AM1.24m
2:08PM1.31m
Low Tide
7:07PM0.56m
7:27AM0.41m
7:45PM0.45m
7:59AM0.30m
8:17PM0.34m
clear
clear
clear
clear
clear
clear
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>
7:15
7:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:21
6:22
6:22
 mm
Temp °C
16
13
13
12
12
11
14
17
15
12
12
12
11
11
15
18
17
16
13
Feels °C
13
11
11
10
10
9
11
14
12
9
8
10
9
9
12
13
13
13
10
  • 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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