Big Bay Surf Break

Big Bay 48 hour detailed Surf Forecast

Lat Long: 33.79° S 18.46° E

Issued: 7 am 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Big Bay sea temperature is
13.6° C

2.5°C colder than average for this time of year

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 (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 7ft (2.1m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 7ft (2.2m), 14s period with SW swell.
  • Evening surf: Evening surf (18 Jun, local time) - 7ft (2.1m), 13s period with SW swell.

The current surf forecast for Big Bay at 1PM is: 2.3m 14s primary swell from a Southwest direction (forecast issued at 07:00am June 18). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (18 Jun)7ft (2.1m)14s
Afternoon (18 Jun)7ft (2.2m)14s
Evening (18 Jun)7ft (2.1m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 25°C on Sat afternoon, min 14°C on Thu morning). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sun
21
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
2 AM
Rating
(10 max)
3
3
3
3
3
3
3
4
4
4
4
3
4
3
3
3
3
3
3
3
3
3
3
3
Swell
Height Map
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
SW
13
1.9
SW
13
2.3
SW
14
2.3
SW
14
2.1
SW
14
2.1
SW
13
1.9
SW
13
2.4
SSW
13
2.2
SW
13
1.7
SW
12
1.6
SW
12
1.2
SW
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
13
1.6
SW
12
1.6
SW
12
1.5
SW
12
1.4
SW
12
1.4
SW
12
1.5
SW
11
1.2
WSW
11
1.2
WSW
11
0.9
SW
15
Wave Graph
Metric surfscale
Energy kJ
1223
1191
2247
2053
1729
1460
1228
1885
1584
874
798
437
493
500
578
736
650
573
528
528
563
335
329
365
Wind (km/h)
15
SSE
20
SSE
25
SSE
20
SSE
25
SSE
25
SSE
20
SE
15
SE
15
ESE
15
ESE
15
ESE
10
ESE
5
E
10
E
10
E
10
E
10
E
10
E
10
E
5
SE
5
SSE
5
SE
10
ESE
10
E
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
cross-off
off
off
cross-off
cross-off
glassy
glassy
cross-off
off
cross-off
High Tide
6:01PM1.50m
6:20AM1.34m
6:53PM1.44m
7:15AM1.23m
7:47PM1.37m
Low Tide
11:42AM0.12m
00:18AM0.23m
12:30PM0.22m
1:14AM0.31m
1:20PM0.32m
clear
clear
clear
clear
clear
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>
7:48
7:50
7:50
7:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:44
5:44
5:44
5:45
 mm
Temp °C
13
14
15
17
17
15
15
14
14
14
15
20
20
19
18
18
18
19
21
25
24
23
21
21
Feels °C
11
11
12
13
13
11
12
11
12
12
13
18
19
17
16
15
15
15
17
23
21
20
18
18
Swell 1
Height (m)
Direction
Period (s)
1.9
SW
13
1.9
SW
13
2.3
SW
14
2.3
SW
14
2.1
SW
14
2.1
SW
13
1.9
SW
13
2.4
SSW
13
2.2
SW
13
1.7
SW
12
1.6
SW
12
1.2
SW
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
13
1.6
SW
12
1.6
SW
12
1.5
SW
12
1.4
SW
12
1.4
SW
12
1.5
SW
11
1.2
WSW
11
1.2
WSW
11
1
WSW
11
Energy kJ
1223
1191
2247
2053
1729
1460
1228
1885
1584
874
798
437
493
500
578
736
650
573
528
528
563
335
329
251
Swell 2
Height (m)
Direction
Period (s)
1.4
SW
16
1.3
SW
16
0.1
SW
20
0.3
SW
18
1.1
S
7
1.1
S
7
1
WSW
12
1.1
WSW
12
1
WSW
12
1
WSW
12
0.3
SW
18
0.3
SW
18
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.6
S
10
0.6
SW
15
0.9
SW
15
Energy kJ
1004
875
15
50
111
120
269
347
274
269
49
48
91
91
91
86
65
176
365
Swell 3
Height (m)
Direction
Period (s)
0.5
SW
17
0.6
SW
16
0.9
S
7
0.6
SW
15
0.6
SW
14
0.3
SW
18
0.3
SW
18
0.5
SW
15
0.5
S
9
0.5
S
9
Energy kJ
142
165
79
174
132
50
49
107
37
38
Wind waves
Height (m)
Direction
Period (s)
1.3
S
6
1.4
S
6
1.3
S
5
1.2
S
5
1.3
S
5
1.5
S
6
1.4
S
6
1.7
SSE
6
1.4
SSE
6
1.1
SE
6
Energy kJ
110
123
95
82
92
136
141
192
146
88
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
2
4
4
3
4
4
4
4
3
4
3
3
3
3
3
3
3
3
3
3
3
Distance (km)
0
0
0
56
130
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Cape Town
Rating
(10 max)
4
4
4
2
4
4
4
4
4
4
3
4
3
3
3
3
3
3
3
3
3
3
3
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
5
9
9
9
5
5
5
5
6
6
6
6
7
4
4
4
4
4
5
5
9
9
4
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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