Kosi Bay Surf Break

Lat Long: 26.87° S 32.89° E

Kosi Bay 48 hour detailed Surf Forecast

Issued: 1 am 22 Aug 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
23.2° C
1.0° 

Kosi 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 Kosi Bay today (22 Aug):

  • Morning surf: Morning surf (22 Aug, local time) - 2ft (0.6m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (22 Aug, local time) - 2ft (0.6m), 10s period with S swell.
  • Evening surf: Evening surf (22 Aug, local time) - 1.5ft (0.5m), 10s period with S swell.

The current surf forecast for Kosi Bay at 5AM is: 0.6m 10s primary swell from a South direction and 0.4m 8s secondary swell from a East direction, 0.3m 3s secondary swell from a Northeast direction (forecast issued at 01:00am August 22). The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (22 Aug)2ft (0.6m)11s
Afternoon (22 Aug)2ft (0.6m)10s
Evening (22 Aug)1.5ft (0.5m)10s

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


Short Range Forecast

Mostly dry. Warm (max 27°C on Sat afternoon, min 17°C on Mon morning). Winds decreasing (strong winds from the S on Sat night, light winds from the ENE by Mon morning).

Saturday
22
Sunday
23
Monday
24
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)
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
2
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)
0.6
S
9
0.6
S
10
0.7
S
11
0.6
S
11
0.6
S
11
0.5
S
10
0.5
S
10
0.9
S
16
2.1
S
6
3
S
8
3
S
9
3
S
9
3
S
10
2.5
S
10
2.3
S
10
2
S
10
1.8
S
10
1.6
S
9
1.4
SSE
9
1.3
SSE
10
1.2
SSE
10
1.3
SSE
10
1.1
SSE
10
1
SSE
10
Wave Graph
Metric surfscale
Energy kJ
59
67
114
82
79
53
49
401
292
1075
1556
1699
1626
1375
1004
745
589
449
348
322
282
295
235
197
Wind (km/h)
5
NNE
10
NNE
20
N
20
N
25
NNE
20
NNE
20
N
35
S
40
S
35
S
35
S
35
S
35
S
30
S
25
SSE
20
S
15
SSW
10
SSW
5
SW
5
ENE
15
NE
20
NE
15
NE
10
NNE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-off
High Tide
11:22AM1.20m
00:56AM1.30m
1:42PM1.36m
1:59AM1.48m
2:22PM1.56m
Low Tide
4:16AM0.99m
6:07PM0.98m
7:24AM0.88m
7:46PM0.81m
8:11AM0.69m
8:24PM0.63m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
5:30
 mm
Temp °C
20
20
20
24
27
26
25
22
20
20
19
21
21
20
20
19
18
18
17
20
21
19
19
19
Feels °C
22
22
20
23
24
24
24
18
15
15
14
16
16
16
16
17
17
17
17
20
19
16
17
18
  • 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 Kosi 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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