Kosi Bay Surf Break

Lat Long: 26.87° S 32.89° E

Kosi Bay 48 hour detailed Surf Forecast

Issued: 1 am 24 Jul 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
23.7° C
1.4° 

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 (24 Jul):

  • Morning surf: Morning surf (24 Jul, local time) - 8ft (2.5m), 6s period with S swell.
  • Afternoon surf: Afternoon surf (24 Jul, local time) - 13ft (4.0m), 10s period with S swell.
  • Evening surf: Evening surf (24 Jul, local time) - 11ft (3.5m), 10s period with S swell.

The current surf forecast for Kosi Bay at 9AM is: 2.5m 6s primary swell from a South direction and 0.6m 6s secondary swell from a East-northeast direction, 0.2m 8s secondary swell from a East direction (forecast issued at 01:00am July 24). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (24 Jul)8ft (2.5m)6s
Afternoon (24 Jul)13ft (4.0m)10s
Evening (24 Jul)11ft (3.5m)10s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sat morning. Warm (max 22°C on Fri morning, min 16°C on Fri night). Winds decreasing (strong winds from the S on Fri afternoon, light winds from the NNE by Sun night).

Friday
24
Saturday
25
Sunday
26
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
0
0
0
0
0
0
0
2
2
2
0
0
0
0
0
1
1
1
2
1
1
2
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)
0.7
SE
12
0.7
SE
11
2.5
S
6
3.5
S
8
4
S
10
4
S
10
3.5
S
10
3
S
10
3
S
10
2.5
S
10
2.4
S
9
2.5
SSE
9
2.4
SSE
9
2.3
SSE
9
2.1
SSE
10
2
SSE
10
1.9
SSE
10
1.9
SSE
10
1.9
SSE
10
1.8
SSE
10
1.7
SSE
10
1.7
SSE
10
1.6
SE
9
1.6
SE
9
Wave Graph
Metric surfscale
Energy kJ
132
127
487
1563
2833
2777
2362
1985
1493
1122
1004
1016
917
863
804
763
717
717
665
603
565
501
446
396
Wind (km/h)
15
NNW
35
S
45
S
40
S
45
S
40
S
35
S
30
S
25
SSW
20
SSW
25
SSW
25
SSW
25
S
25
S
20
S
15
SSW
15
SW
15
SW
15
SW
10
S
10
ESE
10
E
15
ENE
10
NNE
Wind State
off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
on
cross-on
cross
cross-off
High Tide
11:03PM1.39m
12:04PM1.32m
00:53AM1.42m
1:35PM1.41m
1:59AM1.54m
2:27PM1.56m
Low Tide
5:40AM0.88m
6:19PM0.86m
7:18AM0.79m
7:41PM0.75m
8:15AM0.65m
8:30PM0.61m
clear
clear
part cloud
part cloud
clear
cloud
clear
cloud
part cloud
cloud
light rain
rain showers
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:16
5:16
 mm
1
1
Temp °C
21
21
21
22
21
20
19
19
17
16
17
18
20
20
20
19
17
16
17
19
20
19
19
19
Feels °C
18
17
14
14
12
13
12
13
13
12
13
14
15
15
16
16
14
13
14
17
18
17
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 

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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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