Kosi Bay Surf Break

Lat Long: 26.87° S 32.89° E

Kosi Bay 48 hour detailed Surf Forecast

Issued: 1 am 27 Jul 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
23.5° C
1.2° 

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 (27 Jul):

  • Morning surf: Morning surf (27 Jul, local time) - 3.5ft (1.1m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (27 Jul, local time) - 1.5ft (0.5m), 17s period with S swell.
  • Evening surf: Evening surf (27 Jul, local time) - 2.5ft (0.8m), 8s period with SE swell.

The current surf forecast for Kosi Bay at 6AM is: 1.3m 9s primary swell from a Southeast direction and 0.4m 13s secondary swell from a South-southwest direction (forecast issued at 01:00am July 27). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (27 Jul)3.5ft (1.1m)9s
Afternoon (27 Jul)1.5ft (0.5m)17s
Evening (27 Jul)2.5ft (0.8m)8s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Tue night. Warm (max 22°C on Tue afternoon, min 15°C on Wed morning). Winds increasing (light winds from the NNE on Mon night, fresh winds from the SSW by Tue night).

Monday
27
Tuesday
28
Wednesday
29
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)
2
2
1
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)
1.3
SE
9
1.3
SE
9
1.1
SE
9
1.1
SE
9
0.5
S
17
0.5
S
16
0.8
SE
8
0.7
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.7
ESE
8
0.7
ESE
8
0.8
ESE
8
0.8
ESE
10
0.8
ESE
9
1.8
S
6
2
S
7
2.1
S
7
2
S
7
2.1
S
8
2.4
S
9
2.4
S
9
2.3
S
9
Wave Graph
Metric surfscale
Energy kJ
294
257
199
172
151
135
82
62
75
75
75
68
68
87
123
115
243
371
470
434
514
1000
915
803
Wind (km/h)
15
N
15
NW
15
NNW
25
N
25
NNE
20
NE
15
NE
10
NNE
15
SW
10
SW
15
SSW
10
S
20
SSE
15
SSE
15
S
25
SSW
30
SSW
30
SSW
25
SW
25
SSW
25
S
25
S
25
S
20
SSW
Wind State
cross-off
off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
High Tide
2:42AM1.68m
3:04PM1.71m
3:17AM1.81m
3:36PM1.85m
3:47AM1.93m
4:06PM1.97m
Low Tide
8:54AM0.50m
9:07PM0.48m
9:26AM0.37m
9:39PM0.36m
9:56AM0.25m
10:09PM0.27m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
rain showers
rain showers
rain showers
part cloud
clear
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:31
6:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:17
5:17
5:19
 mm
1
3
2
Temp °C
18
17
16
20
21
20
20
20
18
18
17
21
22
21
20
18
17
16
15
19
21
20
20
17
Feels °C
16
15
14
16
16
17
18
20
17
17
16
20
20
19
18
15
13
11
10
15
17
17
17
14
  • 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.


Nearest locationNearest