Kosi Bay Surf Break
Lat Long: 26.87° S 32.89° E

Kosi Bay 48 hour detailed Surf Forecast

Weather Forecast for Kosi Bay

Issued: 7 pm 08 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 (09 Jun):

  • Morning surf: Morning surf (09 Jun, local time) - 4ft (1.2m), 9s period with ESE swell.
  • Afternoon surf: Afternoon surf (09 Jun, local time) - 3.5ft (1.1m), 9s period with ESE swell.
  • Evening surf: Evening surf (09 Jun, local time) - 3.5ft (1.0m), 9s period with ESE swell.

The current surf forecast for Kosi Bay at 2AM is: 1.4m 10s primary swell from a East-southeast direction (forecast issued at 07:00pm June 08). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (09 Jun)4ft (1.2m)9s
Afternoon (09 Jun)3.5ft (1.1m)9s
Evening (09 Jun)3.5ft (1.0m)9s

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 Wed morning. Warm (max 24°C on Thu afternoon, min 18°C on Tue morning). Wind will be generally light.

Mon
8
Tuesday
9
Wednesday
10
Thu
11
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
2
2
2
2
1
1
0
0
0
1
0
0
0
0
0
0
0
1
1
1
1
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)
1.5
ESE
10
1.4
ESE
10
1.4
ESE
10
1.4
ESE
10
1.3
ESE
10
1.3
ESE
9
1.1
ESE
9
1.1
ESE
9
1.2
ESE
9
1
ESE
9
1
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.8
ESE
9
0.8
ESE
9
0.8
ESE
9
0.9
ESE
9
0.8
ESE
9
1
E
9
0.8
ESE
9
0.8
ESE
9
0.8
ESE
9
0.9
ESE
9
Wave Graph
Metric surfscale
Energy kJ
416
394
356
348
289
277
216
216
227
181
177
143
135
135
108
106
103
126
106
160
110
110
110
119
Wind (km/h)
20
NE
15
NNE
10
NNW
10
NW
5
WSW
10
SW
5
S
15
SSE
15
SSE
15
SSE
10
S
15
SW
15
SSW
15
S
15
SSE
10
SE
10
ESE
15
ENE
10
NNE
10
NNW
10
NW
15
NNW
20
N
25
NNE
Wind State
cross
cross-off
off
off
cross-off
cross
cross-on
on
cross-on
on
cross-on
cross
cross
cross-on
cross-on
on
cross-on
cross-on
cross-off
off
off
off
cross-off
cross-off
High Tide
9:32PM1.62m
9:59AM1.49m
10:48PM1.66m
11:20AM1.52m
11:59PM1.74m
12:30PM1.62m
Low Tide
2:59PM0.64m
3:53AM0.73m
4:12PM0.66m
5:13AM0.68m
5:28PM0.61m
6:22AM0.58m
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
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
21
21
20
20
19
18
21
22
22
22
22
20
19
20
22
22
21
21
21
20
19
19
22
24
Feels °C
19
20
20
21
20
18
22
21
21
21
23
20
18
20
22
22
21
20
21
21
20
19
20
21
Swell 1
Height (m)
Direction
Period (s)
1.5
ESE
10
1.4
ESE
10
1.4
ESE
10
1.4
ESE
10
1.3
ESE
10
1.3
ESE
9
1.1
ESE
9
1.1
ESE
9
1.2
ESE
9
1
ESE
9
1
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.8
ESE
9
0.8
ESE
9
0.8
ESE
9
0.9
ESE
9
0.8
ESE
9
1
E
9
0.8
ESE
9
0.8
ESE
9
0.8
ESE
9
0.9
ESE
9
Energy kJ
416
394
356
348
289
277
216
216
227
181
177
143
135
135
108
106
103
126
106
160
110
110
110
119
Swell 2
Height (m)
Direction
Period (s)
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
NNE
3
0.2
NNE
3
0.2
S
8
0.2
S
8
0.1
S
15
0.2
S
7
0.1
S
7
0.1
S
15
0.2
S
5
0.1
S
14
0.1
S
13
0.1
S
13
0.4
S
4
0.4
S
6
0.4
S
6
0.4
S
6
0.4
S
6
0.3
S
6
0.3
S
6
0.3
SSW
15
0.3
SSW
14
Energy kJ
14
14
14
2
1
5
5
4
4
1
4
2
4
3
3
6
12
10
10
10
6
6
42
37
Swell 3
Height (m)
Direction
Period (s)
0.1
S
9
0.2
S
10
0.1
S
9
0.3
SSW
8
0.2
S
8
0.2
NNE
3
0.2
NNE
3
0.1
S
15
0.1
S
15
0.2
SSW
14
0.1
S
14
0.1
S
15
0.1
SE
15
0.1
S
15
0.1
S
13
0.1
S
13
0.1
S
13
0.1
S
14
0.1
S
16
0.2
S
16
0.2
SSW
16
0.2
S
6
0.2
E
11
Energy kJ
2
8
2
13
5
1
1
4
4
19
4
4
9
4
3
3
3
4
5
20
24
2
9
Wind waves
Height (m)
Direction
Period (s)
0.5
NE
3
0.4
NNE
3
0.4
NE
3
0.4
S
3
0.3
SSW
3
0.4
S
4
0.4
S
4
0.3
SSW
4
0.4
SSW
5
0.3
S
5
0.4
S
3
0.4
SE
4
0.4
ESE
5
0.4
NE
3
0.4
NNE
3
0.4
N
3
0.5
N
3
0.7
N
4
1
N
4
Energy kJ
5
3
3
2
2
4
5
3
9
5
3
3
11
2
3
3
4
12
36
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
1
2
2
2
2
1
2
1
1
1
1
1
1
1
1
1
1
Distance (km)
297
0
0
0
0
177
228
407
228
228
177
177
177
144
177
380
380
258
0
0
0
0
290
297
Best forecast wave conditions in KwaZulu-Natal North Coast
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
1
2
1
1
1
1
2
2
2
1
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
4
4
3
3
2
3
3
3
3
3
4
4
4
4
3
3
3
4
4
3
3
Header Global
Rating
(10 max)
5
6
6
9
9
8
7
6
5
5
5
5
5
5
6
9
9
9
9
9
8
6
8
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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