Kosi Bay Surf Break

Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 7 am 17 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 (17 Jun):

  • Morning surf: Morning surf (17 Jun, local time) - 2.5ft (0.8m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (17 Jun, local time) - 1.5ft (0.5m), 16s period with S swell.
  • Evening surf: Evening surf (17 Jun, local time) - 2ft (0.6m), 15s period with S swell.

The current surf forecast for Kosi Bay at 3PM is: 0.5m 16s primary swell from a South direction and 0.7m 10s secondary swell from a South direction (forecast issued at 07:00am June 17). The wind direction is predicted to be onshore.

Time (SAST) & DateWave HeightWave Period
Morning (17 Jun)2.5ft (0.8m)10s
Afternoon (17 Jun)1.5ft (0.5m)16s
Evening (17 Jun)2ft (0.6m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 9mm), mostly falling on Fri afternoon. Warm (max 23°C on Wed morning, min 19°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the S by Fri afternoon).

Wednesday
17
Thursday
18
Friday
19
Sat
20
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
2 AM
Rating
(10 max)
1
0
0
0
0
1
2
2
1
2
2
2
2
2
3
3
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
S
10
0.8
S
10
0.8
S
10
0.5
S
16
0.6
S
16
0.7
S
15
0.6
S
15
0.6
S
14
0.6
S
14
0.8
S
16
0.8
S
16
1
S
16
1
S
16
1.1
S
15
1.1
S
15
1.1
S
14
1.1
S
14
0.9
SSW
13
1.8
S
6
2
S
6
2.1
S
7
1.9
S
7
1.9
SSE
7
1.9
SSE
7
Wave Graph
Metric surfscale
Energy kJ
159
123
130
129
177
218
155
150
144
306
322
501
488
545
510
501
467
299
205
301
392
331
332
316
Wind (km/h)
15
SW
15
SW
15
SSW
15
SSE
10
SE
5
SE
5
SE
5
WSW
10
W
10
WSW
5
SW
5
E
10
E
10
ENE
5
W
10
WSW
20
SW
30
SSW
30
S
35
S
30
S
30
S
25
SSE
25
SSE
Wind State
cross
cross
cross-on
cross-on
on
on
glassy
glassy
cross-off
cross-off
glassy
cross-on
cross-on
cross
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
5:25PM2.09m
5:43AM2.02m
6:11PM2.04m
6:26AM1.91m
6:59PM1.95m
Low Tide
11:10AM0.11m
11:34PM0.20m
11:53AM0.16m
00:20AM0.31m
12:38PM0.25m
1:08AM0.44m
clear
clear
part cloud
clear
clear
clear
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
rain showers
part cloud
rain showers
rain showers
part cloud
rain showers
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
6:35
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:01
5:02
5:02
5:02
 mm
1
1
1
1
2
1
2
Temp °C
19
20
23
23
22
22
21
20
19
19
21
23
22
22
21
20
19
19
21
21
22
21
20
20
Feels °C
18
19
23
22
22
23
23
22
20
20
22
24
22
22
22
20
17
16
17
16
17
17
16
16
Swell 1
Height (m)
Direction
Period (s)
0.9
S
10
0.8
S
10
0.8
S
10
0.7
S
10
0.7
S
10
0.7
S
15
0.6
S
15
0.6
S
14
0.6
S
14
0.8
S
16
0.8
S
16
1
S
16
1
S
16
1.1
S
15
1.1
S
15
1.1
S
14
1.1
S
14
0.9
SSW
13
0.4
E
8
0.4
E
8
0.5
S
14
0.4
SSW
14
0.4
SSW
14
0.5
S
13
Energy kJ
159
123
130
96
89
218
155
150
144
306
322
501
488
545
510
501
467
299
21
21
103
69
65
87
Swell 2
Height (m)
Direction
Period (s)
0.6
E
6
0.5
E
6
0.5
E
6
0.5
S
16
0.6
S
16
0.5
E
9
0.5
E
9
0.4
SSE
5
0.6
SE
5
0.7
ESE
8
0.7
ESE
8
0.6
ESE
8
0.6
E
8
0.6
E
8
0.5
E
8
0.5
E
8
0.5
E
8
0.4
E
8
0.3
SSW
16
0.3
SSW
16
0.4
E
8
0.4
E
8
0.3
E
8
0.3
E
8
Energy kJ
31
20
20
129
177
41
40
9
15
64
62
54
49
49
34
33
32
21
50
51
21
21
12
12
Swell 3
Height (m)
Direction
Period (s)
0.2
S
15
0.3
S
15
0.4
S
16
0.4
ESE
6
0.5
E
9
0.5
S
9
0.5
SSE
5
0.5
S
9
0.4
S
9
0.1
SE
11
0.5
S
9
0.2
SSE
8
0.1
SE
11
0.1
SE
10
0.2
SSE
9
0.1
SE
9
0.2
SSE
8
0.1
SE
8
0.4
E
8
0.3
S
12
Energy kJ
18
41
84
13
43
40
14
41
24
5
38
7
5
4
8
3
7
3
21
23
Wind waves
Height (m)
Direction
Period (s)
0.4
SW
3
0.4
ESE
5
0.8
ESE
5
0.6
SE
5
0.5
SW
3
1
S
4
1.8
S
6
2
S
6
2.1
S
7
1.9
S
7
1.9
SSE
7
1.9
SSE
7
Energy kJ
2
7
25
17
4
36
205
301
392
331
332
316
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
1
2
2
3
3
4
3
3
4
4
3
2
3
3
2
3
Distance (km)
25
173
228
661
337
258
0
0
0
0
0
173
375
228
0
0
290
290
349
642
614
425
297
228
Best forecast wave conditions in KwaZulu-Natal North Coast
Rating
(10 max)
2
2
2
2
2
2
3
3
3
4
3
4
4
3
3
3
Best forecast wave conditions in South Africa
Rating
(10 max)
3
3
3
4
4
4
4
4
4
4
5
4
4
4
4
4
4
5
4
3
4
4
4
4
Header Global
Rating
(10 max)
5
8
8
4
4
4
5
5
9
9
9
7
5
5
6
5
6
6
6
5
5
8
7
7
  • 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
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