Kosi Bay Surf Break

Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 1 pm 04 Jul 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
23.9° 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 (04 Jul):

  • Morning surf: Morning surf (04 Jul, local time) - 8ft (2.4m), 14s period with S swell.
  • Afternoon surf: Afternoon surf (04 Jul, local time) - 8ft (2.4m), 13s period with S swell.
  • Evening surf: Evening surf (04 Jul, local time) - 6.5ft (2.0m), 12s period with S swell.

The current surf forecast for Kosi Bay at 9PM is: 2.0m 12s primary swell from a South direction and 0.6m 11s secondary swell from a East direction (forecast issued at 01:00pm July 04). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (SAST) & DateWave HeightWave Period
Morning (04 Jul)8ft (2.4m)14s
Afternoon (04 Jul)8ft (2.4m)13s
Evening (04 Jul)6.5ft (2.0m)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 Sat afternoon, min 18°C on Sun morning). Wind will be generally light.

Sat
4
Sunday
5
Monday
6
Tue
7
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)
3
3
2
2
4
4
3
3
3
1
2
1
3
2
2
2
1
0
1
0
0
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)
2.5
S
13
2.4
S
13
2.3
S
13
2.1
S
12
2
S
12
1.8
SSE
12
1.7
SSE
11
1.4
SSE
11
1.8
SSE
11
1.7
SSE
12
1.6
SSE
12
1.5
SSE
11
1.4
SSE
11
1.3
SSE
11
1.2
SSE
11
1.2
SSE
11
1.1
SSE
11
1
SSE
11
1
SSE
10
0.9
SSE
11
0.8
SSE
10
0.8
SSE
10
0.7
SE
10
0.7
SE
10
Wave Graph
Metric surfscale
Energy kJ
2199
1939
1697
1312
1155
913
764
469
800
757
677
581
469
394
334
328
275
234
229
196
138
133
104
104
Wind (km/h)
15
N
20
NNE
20
NE
15
NE
10
NNE
10
NNW
10
WSW
10
WSW
0
NE
10
ENE
15
NE
15
NE
15
NNE
10
N
15
NNW
15
NNW
20
N
25
NNE
25
NNE
25
NE
20
NNE
15
N
15
NNW
15
NW
Wind State
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross
cross
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
off
off
High Tide
6:27PM1.94m
6:36AM1.87m
7:03PM1.90m
7:13AM1.79m
7:44PM1.84m
7:57AM1.68m
Low Tide
12:12PM0.26m
00:32AM0.39m
12:46PM0.32m
1:11AM0.46m
1:24PM0.39m
1:55AM0.54m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<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>
5:07
5:07
5:07
5:07
 mm
Temp °C
21
23
21
21
21
20
19
18
21
21
21
21
21
21
20
19
21
22
21
21
21
21
19
19
Feels °C
18
19
18
19
20
20
20
19
23
20
21
20
20
21
20
18
19
19
19
18
19
20
18
18
Swell 1
Height (m)
Direction
Period (s)
2.5
S
13
2.4
S
13
2.3
S
13
2.1
S
12
2
S
12
1.8
SSE
12
1.7
SSE
11
1.4
SSE
11
1.8
SSE
11
1.7
SSE
12
1.6
SSE
12
1.5
SSE
11
1.4
SSE
11
1.3
SSE
11
1.2
SSE
11
1.2
SSE
11
1.1
SSE
11
1
SSE
11
1
SSE
10
0.9
SSE
11
0.8
SSE
10
0.8
SSE
10
0.7
SE
10
0.8
NE
5
Energy kJ
2199
1939
1697
1312
1155
913
764
469
800
757
677
581
469
394
334
328
275
234
229
196
138
133
104
34
Swell 2
Height (m)
Direction
Period (s)
0.7
E
11
0.7
E
11
0.8
ENE
11
0.6
E
11
0.7
E
11
0.7
E
11
0.6
E
11
1.1
SSE
12
0.6
E
11
0.6
E
11
0.6
E
11
0.6
E
11
0.5
E
11
0.5
E
11
0.5
E
11
0.5
E
10
0.5
E
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.6
E
5
0.7
SE
10
Energy kJ
121
121
164
88
119
119
86
355
85
85
82
81
58
58
57
55
53
34
34
34
33
33
19
104
Swell 3
Height (m)
Direction
Period (s)
0.1
S
20
0.5
NE
4
0.6
E
11
0.4
NE
4
0.4
NE
4
0.1
S
18
0.1
S
17
0.1
S
16
0.2
S
10
0.1
S
12
0.2
S
12
0.2
S
12
0.1
S
12
0.2
S
11
0.2
S
9
0.2
S
9
0.2
S
9
0.4
ESE
10
0.4
ESE
10
Energy kJ
8
7
86
4
4
6
6
5
8
3
11
11
3
10
6
6
6
33
33
Wind waves
Height (m)
Direction
Period (s)
0.7
NNE
4
0.5
NE
4
0.5
NE
3
0.6
NNE
4
0.6
NNE
4
0.6
NNE
4
0.7
NNE
4
0.9
NNE
4
1
NNE
5
1
NE
5
1.1
NE
5
1.1
NE
5
0.8
NNE
5
Energy kJ
11
6
5
9
12
14
18
34
40
41
51
55
27
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
4
3
3
3
3
3
2
3
2
2
2
2
1
2
1
1
1
1
1
Distance (km)
25
380
319
173
0
0
0
0
0
380
380
337
0
0
0
0
271
380
376
337
337
0
0
0
Best forecast wave conditions in KwaZulu-Natal North Coast
Rating
(10 max)
4
4
4
4
4
3
3
3
3
3
2
2
2
2
3
3
3
2
2
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
4
4
3
3
4
4
4
4
4
Header Global
Rating
(10 max)
5
5
5
5
5
5
9
9
9
8
7
5
5
6
5
5
5
5
9
8
8
8
7
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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