Big Bay Surf Break

Lat Long: 33.79° S 18.46° E

Big Bay 48 hour detailed Surf Forecast

Issued: 7 pm 05 Sep 2026 (local time)

Forecast update in  hr  min

Today's Big Bay sea temperature is
12.7°C
2.9° 

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 (06 Sep):

  • Morning surf: Morning surf (06 Sep, local time) - 7ft (2.1m), 18s period with SW swell.
  • Afternoon surf: Afternoon surf (06 Sep, local time) - 6ft (1.9m), 16s period with SW swell.
  • Evening surf: Evening surf (06 Sep, local time) - 6ft (1.8m), 16s period with SW swell.

The current surf forecast for Big Bay at 1AM is: 1.5m 21s primary swell from a Southwest direction and 1.3m 8s secondary swell from a South-southeast direction, 1.8m 9s secondary swell from a South direction (forecast issued at 07:00pm September 05). The wind direction is predicted to be offshore and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (06 Sep)7ft (2.1m)18s
Afternoon (06 Sep)6ft (1.9m)16s
Evening (06 Sep)6ft (1.8m)16s

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


Short Range Forecast

Mostly dry. Warm (max 26°C on Mon afternoon, min 13°C on Sat night). Wind will be generally light.

Sat
5
Sunday
6
Monday
7
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
4
4
5
5
5
4
4
4
4
4
4
4
4
4
2
3
4
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
S
9
1.8
SSE
8
1.1
SW
22
1.6
SW
21
1.9
SW
20
2.1
SW
18
2.1
SW
18
2
SW
17
1.9
SW
16
1.8
SW
16
1.8
SW
15
1.8
SW
15
1.9
SW
15
1.8
SW
14
2
SW
14
1.9
SW
13
1.8
SW
13
1.5
WSW
13
1.4
WSW
13
Wave Graph
Metric surfscale
Energy kJ
502
444
1223
2326
2751
2791
2745
2129
1852
1552
1380
1343
1526
1363
1493
1285
1155
745
640
Wind (km/h)
20
SE
20
SE
20
SE
20
ESE
20
ESE
15
ESE
15
ESE
10
SE
10
SE
10
ESE
10
E
10
E
10
ENE
5
NE
5
NNW
10
WSW
15
SSW
10
SE
10
SE
Wind State
off
off
off
off
off
off
off
cross-off
cross-off
off
off
off
cross-off
cross-off
glassy
cross-on
cross
cross-off
off
High Tide
10:28PM1.12m
11:37AM1.12m
00:03AM1.20m
12:46PM1.27m
Low Tide
3:58PM0.59m
5:14AM0.47m
5:54PM0.50m
6:31AM0.35m
7:02PM0.34m
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>
6:58
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
6:30
6:30
 mm
Temp °C
22
17
14
13
13
14
19
24
25
23
21
20
19
19
24
26
24
21
22
Feels °C
18
13
10
9
9
11
16
22
24
22
19
18
17
18
23
24
21
20
20
  • 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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