Kosi Bay Surf Break

Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 1 am 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
24.7° C

1.6°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 (20 Jun):

  • Morning surf: Morning surf (20 Jun, local time) - 7ft (2.2m), 13s period with S swell.
  • Afternoon surf: Afternoon surf (20 Jun, local time) - 6.5ft (2.0m), 12s period with SSE swell.
  • Evening surf: Evening surf (20 Jun, local time) - 6ft (1.8m), 12s period with SSE swell.

The current surf forecast for Kosi Bay at 10AM is: 2.2m 13s primary swell from a South direction and 1.9m 12s secondary swell from a South-southeast direction, 0.2m 9s secondary swell from a East direction (forecast issued at 01:00am June 20). The wind direction is predicted to be onshore.

Time (SAST) & DateWave HeightWave Period
Morning (20 Jun)7ft (2.2m)13s
Afternoon (20 Jun)6.5ft (2.0m)12s
Evening (20 Jun)6ft (1.8m)12s

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 23°C on Mon afternoon, min 18°C on Mon morning). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
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)
0
0
1
1
1
1
1
2
3
3
3
2
1
1
1
1
1
2
1
1
1
0
1
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)
2
S
7
2
S
8
2.2
S
13
1.9
SSE
12
2
SSE
12
1.9
SSE
12
1.9
SSE
12
1.7
SSE
11
1.6
SSE
11
1.6
SSE
11
1.5
SSE
11
1.5
SSE
11
1.3
SSE
10
1.3
SSE
10
1.1
SSE
10
1.1
SSE
10
1
SSE
10
1
SSE
10
0.9
SSE
9
0.9
SSE
9
0.9
SE
9
0.5
S
21
0.6
S
20
0.7
S
20
Wave Graph
Metric surfscale
Energy kJ
447
484
1584
1118
1108
969
950
777
642
581
499
489
382
340
245
240
200
196
139
148
120
229
305
388
Wind (km/h)
25
S
20
S
20
S
15
SSE
15
SE
15
ESE
10
E
10
ENE
5
NNE
5
NNE
10
N
15
NNE
20
NNE
20
NNE
20
NNE
20
NNE
15
N
15
NNW
20
NNW
20
N
25
NNE
25
NE
20
NE
20
NNE
Wind State
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
High Tide
7:12AM1.79m
7:49PM1.83m
8:01AM1.66m
8:44PM1.71m
9:00AM1.54m
9:48PM1.61m
Low Tide
1:08AM0.44m
1:24PM0.37m
1:59AM0.57m
2:15PM0.50m
2:58AM0.69m
3:15PM0.63m
clear
part cloud
cloud
clear
clear
clear
part cloud
cloud
cloud
clear
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:02
5:02
5:02
 mm
Temp °C
21
20
20
21
21
21
21
21
20
20
19
21
21
21
21
21
20
19
18
21
23
21
22
22
Feels °C
17
16
17
18
18
19
19
20
19
20
18
18
18
18
18
18
18
17
15
18
19
18
20
20
Swell 1
Height (m)
Direction
Period (s)
0.5
S
14
0.2
E
9
1.9
SSE
8
1.9
SSE
12
2
SSE
12
1.9
SSE
12
1.9
SSE
12
1.7
SSE
11
1.6
SSE
11
1.6
SSE
11
1.5
SSE
11
1.5
SSE
11
1.3
SSE
10
1.3
SSE
10
1.1
SSE
10
1.1
SSE
10
1
SSE
10
1
SSE
10
0.9
SSE
9
0.9
SSE
9
0.9
SE
9
0.9
SE
9
0.8
SE
9
0.8
SE
9
Energy kJ
93
6
509
1118
1108
969
950
777
642
581
499
489
382
340
245
240
200
196
139
148
120
120
103
101
Swell 2
Height (m)
Direction
Period (s)
0.2
E
9
0.7
S
10
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
8
0.2
E
8
0.2
E
8
0.1
S
15
0.6
E
6
0.1
S
18
0.5
E
6
0.9
ENE
5
0.9
E
6
0.8
E
6
0.8
E
6
0.7
E
7
0.6
S
20
0.7
S
20
Energy kJ
6
108
6
6
6
6
6
6
6
6
6
6
6
4
22
6
20
49
60
45
53
44
305
388
Swell 3
Height (m)
Direction
Period (s)
0.2
E
9
0.1
S
16
0.1
S
16
0.1
S
16
0.3
E
8
0.1
S
15
0.1
S
15
0.1
S
16
0.1
S
17
0.3
SE
13
0.3
SE
12
0.4
SE
12
0.4
SE
12
0.5
S
21
0.3
S
9
0.2
ESE
12
Energy kJ
6
5
5
5
12
4
5
5
6
26
24
53
51
229
14
15
Wind waves
Height (m)
Direction
Period (s)
2
S
7
2
S
8
2.2
S
13
0.5
NE
3
0.7
NNE
4
0.7
NNE
4
0.9
ENE
5
0.8
NE
4
0.5
N
4
0.6
NNW
4
0.9
N
4
0.9
NNE
5
0.9
NNE
4
1.2
ENE
5
1.2
NE
5
Energy kJ
447
484
1584
5
11
12
39
23
6
11
30
35
32
56
70
Nearest Offshore or Glassy
Rating
(10 max)
3
4
4
3
3
3
2
2
3
3
3
2
1
1
2
1
2
2
2
1
2
2
3
3
Distance (km)
230
177
177
380
1061
1061
927
258
0
0
0
337
380
380
363
337
25
0
258
229
380
380
258
271
Best forecast wave conditions in KwaZulu-Natal North Coast
Rating
(10 max)
4
4
4
2
3
3
3
2
2
3
2
2
2
1
3
3
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
4
3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
8
9
9
9
8
8
6
8
8
7
6
8
6
6
5
5
5
  • 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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