Kosi Bay Surf Break

Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 7 pm 29 Jun 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
24.2° C

1.5°C warmer than normal for this time of year

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 (29 Jun):

  • Afternoon surf: Afternoon surf (29 Jun, local time) - 3.5ft (1.1m), 8s period with E swell.
  • Evening surf: Evening surf (29 Jun, local time) - 3.5ft (1.1m), 8s period with E swell.

The current surf forecast for Kosi Bay at 11PM is: 1.0m 8s primary swell from a East direction and 0.2m 18s secondary swell from a South-southwest direction, 0.6m 3s secondary swell from a South direction (forecast issued at 07:00pm June 29). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (29 Jun)--
Afternoon (29 Jun)3.5ft (1.1m)8s
Evening (29 Jun)3.5ft (1.1m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 27°C on Thu afternoon, min 18°C on Wed morning). Winds increasing (calm on Mon night, fresh winds from the N by Thu morning).

Mon
29
Tuesday
30
Wednesday
1
Thu
2
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
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
1
0
0
0
0
0
0
0
0
1
2
2
1
1
0
0
0
0
0
0
0
0
0
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
E
8
1.1
E
8
1
E
8
0.9
E
8
1.7
S
6
1.9
S
7
1.7
S
7
1
E
9
1
E
9
1
E
9
1.1
E
8
1
E
8
1
E
8
0.9
E
8
0.9
E
8
0.8
ESE
8
0.8
ESE
8
1
ESE
8
0.9
ESE
8
0.8
ESE
8
0.8
ESE
8
0.7
E
8
0.4
SSW
16
0.4
SSW
16
Wave Graph
Metric surfscale
Energy kJ
116
142
118
94
212
319
255
186
154
151
177
144
144
111
108
90
92
131
99
92
92
69
84
82
Wind (km/h)
25
NNE
5
WNW
25
SSW
30
SSW
30
SSW
25
SSW
25
SSW
25
S
20
S
15
S
10
SSW
10
WSW
10
W
10
NW
15
N
25
NNE
25
NNE
25
NNE
25
NNE
25
N
30
N
30
N
35
N
30
N
Wind State
cross-off
glassy
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
3:42PM1.82m
3:55AM1.90m
4:16PM1.89m
4:28AM1.94m
4:48PM1.94m
4:59AM1.97m
Low Tide
9:46PM0.37m
10:06AM0.29m
10:19PM0.33m
10:38AM0.25m
10:52PM0.31m
11:09AM0.23m
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
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>
6:37
6:37
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:05
5:06
5:06
5:06
 mm
Temp °C
25
24
21
21
21
20
21
22
21
21
21
20
19
18
22
24
23
22
22
22
21
20
24
27
Feels °C
22
25
19
18
18
17
18
20
20
21
22
21
20
18
21
21
21
21
20
20
17
15
19
22
Swell 1
Height (m)
Direction
Period (s)
1
E
8
1.1
E
8
1
E
8
0.9
E
8
0.9
E
9
0.9
E
9
1
E
9
1
E
9
1
E
9
1.2
SSE
7
1.1
E
8
1
E
8
1
E
8
0.9
E
8
0.9
E
8
0.8
ESE
8
0.8
ESE
8
1
ESE
8
0.9
ESE
8
0.8
ESE
8
0.8
ESE
8
0.7
E
8
0.7
E
9
0.6
E
9
Energy kJ
116
142
118
94
126
127
153
154
154
135
177
144
144
111
108
90
92
131
99
92
92
69
74
57
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
20
0.6
N
4
0.2
SSW
18
0.3
SSW
16
0.3
SSW
16
0.3
SSW
15
0.3
SSW
15
0.4
SSW
11
0.4
SSW
11
1
E
9
0.9
SSE
7
0.9
SSE
7
1
SSE
7
0.9
SSE
7
0.8
SSE
7
0.7
SSE
7
0.5
SSE
6
0.3
SSW
11
0.3
SSW
11
0.3
S
11
0.3
S
11
0.3
SSW
16
0.4
SSW
16
0.4
SSW
16
Energy kJ
15
13
30
52
50
47
42
42
40
151
70
70
91
66
51
40
23
24
24
21
21
50
84
82
Swell 3
Height (m)
Direction
Period (s)
0.1
S
11
0.2
SSW
18
0.1
S
22
0.4
ESE
9
0.1
S
20
0.2
S
20
0.1
S
20
0.1
S
20
0.1
S
19
0.4
SSW
14
0.6
S
8
0.5
S
7
0.2
SSW
13
0.2
SSW
12
0.3
SSW
12
0.3
SSW
12
0.3
SSW
12
0.1
S
17
0.1
S
16
0.2
S
16
0.2
SSW
16
0.2
S
11
0.2
S
10
0.2
S
10
Energy kJ
2
31
9
28
8
31
8
8
7
76
42
27
18
15
29
28
26
6
5
21
25
9
8
8
Wind waves
Height (m)
Direction
Period (s)
1
NNE
5
0.6
S
3
1.2
S
5
1.7
S
6
1.9
S
7
1.7
S
7
1.5
S
6
1.3
S
6
0.9
SSE
6
0.5
NNE
3
0.7
NE
4
0.9
NNE
4
1.3
NNE
5
1.4
NNE
5
1.7
NNE
6
1.9
NNE
6
1.9
NNE
6
1.9
NNE
6
Energy kJ
40
7
63
212
319
255
186
139
67
5
13
29
85
117
179
246
263
280
Nearest Offshore or Glassy
Rating
(10 max)
3
1
2
2
3
3
4
3
3
3
3
2
2
1
1
2
1
1
1
1
1
2
3
3
Distance (km)
144
0
290
290
228
228
228
177
177
258
144
0
0
0
0
661
380
337
319
290
290
319
271
228
Best forecast wave conditions in KwaZulu-Natal North Coast
Rating
(10 max)
3
1
3
3
4
3
3
3
3
3
3
2
1
2
2
2
3
2
3
3
Best forecast wave conditions in South Africa
Rating
(10 max)
4
6
6
5
4
4
4
4
4
4
4
4
4
4
4
3
4
4
4
4
4
4
3
3
Header Global
Rating
(10 max)
5
6
6
5
5
5
5
5
5
5
4
5
5
5
5
5
5
4
4
5
5
5
5
7
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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How to use the Wavefinder 

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