Kosi Bay Surf Break

Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 1 pm 12 Jun 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
24.6° C

1.3°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 (12 Jun):

  • Morning surf: Morning surf (12 Jun, local time) - 2.5ft (0.7m), 9s period with ESE swell.
  • Afternoon surf: Afternoon surf (12 Jun, local time) - 1.5ft (0.5m), 9s period with ESE swell.
  • Evening surf: Evening surf (12 Jun, local time) - 2.5ft (0.7m), 11s period with ESE swell.

The current surf forecast for Kosi Bay at 6PM is: 0.7m 10s primary swell from a East-southeast direction and 0.1m 11s secondary swell from a South direction (forecast issued at 01:00pm June 12). An open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (12 Jun)2.5ft (0.7m)9s
Afternoon (12 Jun)1.5ft (0.5m)9s
Evening (12 Jun)2.5ft (0.7m)11s

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 2mm), mostly falling on Sat morning. Warm (max 27°C on Fri afternoon, min 19°C on Sat night). Winds decreasing (fresh winds from the S on Fri night, calm by Sun morning).

Fri
12
Saturday
13
Sunday
14
Mon
15
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
5 AM
8 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
3
2
1
2
1
1
1
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)
0.6
ESE
8
0.4
ESE
10
0.6
ESE
10
0.7
ESE
11
0.7
ESE
11
0.9
ESE
11
1
ESE
11
2.3
SSE
7
1.9
SSE
7
1.3
ESE
11
1.3
ESE
10
1.9
SE
8
1.3
S
12
1.3
ESE
10
1.2
ESE
10
1.1
ESE
10
0.9
S
11
0.7
S
15
0.7
S
14
1.1
S
14
1
S
14
0.9
S
14
0.8
S
14
0.8
S
14
Wave Graph
Metric surfscale
Energy kJ
57
35
74
117
119
180
234
462
326
346
365
416
449
302
275
221
178
209
206
496
395
320
246
229
Wind (km/h)
30
NNW
25
N
20
NNE
15
N
15
SSW
35
S
35
S
35
SSE
30
SSE
25
SSE
25
SSE
15
SSE
10
SSE
10
SSW
5
S
0
ESE
10
NNE
20
NNE
20
NNE
20
NNE
20
NNE
20
N
20
NNW
20
N
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:29PM1.74m
1:55AM1.96m
2:20PM1.87m
2:45AM2.05m
3:08PM1.98m
3:31AM2.11m
Low Tide
7:34PM0.37m
8:11AM0.32m
8:26PM0.25m
8:58AM0.21m
9:15PM0.16m
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:33
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:01
5:01
5:01
5:01
 mm
1
1
Temp °C
24
27
26
25
22
21
22
22
22
21
20
21
20
19
20
20
22
23
22
22
22
22
20
20
Feels °C
19
22
22
22
19
17
18
18
18
17
17
19
19
18
21
21
21
21
20
20
21
21
20
19
Swell 1
Height (m)
Direction
Period (s)
0.6
ESE
8
0.5
E
8
0.6
ESE
10
0.7
ESE
11
0.9
NNE
5
0.9
ESE
11
1
ESE
11
0.3
NE
5
1.1
ESE
11
1.3
ESE
11
1.3
ESE
10
1
S
12
1.4
ESE
10
1.3
ESE
10
1.2
ESE
10
1.1
ESE
10
1
ESE
9
0.9
ESE
9
0.9
S
10
1.1
S
14
1
S
14
0.9
S
14
0.8
S
14
0.9
ESE
7
Energy kJ
57
33
74
117
42
180
234
4
281
346
365
309
378
302
275
221
161
146
175
496
395
320
246
72
Swell 2
Height (m)
Direction
Period (s)
0.2
S
12
0.4
ESE
10
0.1
S
11
0.1
S
11
0.7
ESE
11
0.6
NE
5
0.4
NE
5
0.3
NE
5
0.3
NE
5
0.4
NE
6
0.7
SSW
14
0.3
NE
6
1.3
S
12
1.1
S
11
1
S
11
0.9
S
11
0.9
S
11
0.9
S
10
0.8
ESE
9
0.8
ESE
9
0.8
ESE
8
0.9
ESE
8
0.8
ESE
7
0.8
S
14
Energy kJ
11
35
2
2
119
22
10
5
5
9
215
5
449
289
223
181
178
175
92
86
76
100
59
229
Swell 3
Height (m)
Direction
Period (s)
0.2
S
12
0.1
S
11
0.1
S
16
0.2
SSW
16
0.3
NE
6
0.5
S
15
0.5
S
15
0.5
S
15
0.5
S
15
0.6
S
15
0.7
S
15
0.7
S
14
0.2
E
7
0.5
E
8
0.5
E
8
Energy kJ
11
2
5
25
5
110
112
110
112
161
209
206
4
35
34
Wind waves
Height (m)
Direction
Period (s)
1.3
N
5
1.3
N
6
1.3
NNE
6
1.1
NNE
5
1.1
S
4
1.8
S
6
2.3
SSE
7
1.9
SSE
7
1.8
SSE
7
1.6
S
7
1.9
SE
8
0.6
NE
3
0.7
NE
4
0.9
NNE
4
1
NNE
4
0.8
N
4
0.9
N
4
Energy kJ
90
103
95
66
42
214
462
326
295
255
416
6
14
31
34
21
27
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
1
3
2
2
2
4
3
4
4
4
4
3
3
1
1
3
2
2
3
3
Distance (km)
229
173
290
25
378
431
290
290
290
319
230
177
144
144
144
0
0
407
407
380
337
337
290
290
Best forecast wave conditions in KwaZulu-Natal North Coast
Rating
(10 max)
1
2
1
4
4
4
4
4
4
4
4
3
4
4
3
4
Best forecast wave conditions in South Africa
Rating
(10 max)
2
4
4
4
7
8
7
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
8
9
6
4
7
8
7
5
5
5
5
5
5
5
5
4
7
5
5
5
9
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
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