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 05 Jun 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
24.9° C

1.5°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.

Surf Forecasts:

How big are the waves at Kosi Bay today (05 Jun):

  • Afternoon surf: Afternoon surf (05 Jun, local time) - 3.5ft (1.1m), 12s period with S swell.
  • Evening surf: Evening surf (05 Jun, local time) - 3.5ft (1.0m), 11s period with S swell.

The current surf forecast for Kosi Bay at 11PM is: 1.0m 11s primary swell from a South direction and 0.8m 8s secondary swell from a East-southeast direction, 1.1m 5s secondary swell from a South-southeast direction (forecast issued at 07:00pm June 05). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (05 Jun)--
Afternoon (05 Jun)3.5ft (1.1m)12s
Evening (05 Jun)3.5ft (1.0m)11s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast

Mostly dry. Warm (max 22°C on Sat afternoon, min 17°C on Mon morning). Wind will be generally light.

Fri
5
Saturday
6
Sunday
7
Mon
8
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
0
0
0
0
0
0
0
1
1
2
2
2
2
2
1
1
2
3
3
2
2
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)
1.1
S
11
1
S
11
1
S
11
0.8
SSE
11
1.1
S
9
1
S
10
1
S
10
1
S
10
1.2
SE
11
1.6
SE
11
1.8
SE
11
1.7
SE
11
1.7
SE
10
1.7
SE
10
1.7
ESE
10
1.7
ESE
10
1.7
ESE
10
1.7
ESE
10
1.7
ESE
10
1.6
ESE
10
1.5
ESE
10
1.5
ESE
10
1.5
ESE
10
1.4
ESE
10
Wave Graph
Metric surfscale
Energy kJ
319
260
247
158
196
181
194
207
354
617
725
664
628
616
576
590
590
590
559
522
455
455
425
373
Wind (km/h)
25
SSE
25
SSE
20
S
20
SSW
15
SSW
15
SSW
15
S
15
SSE
15
SE
15
SE
10
SE
5
SSW
10
SW
15
SW
10
S
15
SE
15
ESE
10
ESE
0
E
10
W
10
WNW
10
NNW
15
N
20
NNE
Wind State
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross
cross
cross
cross-on
on
on
cross-on
glassy
cross-off
cross-off
off
cross-off
cross-off
High Tide
6:41PM1.74m
6:52AM1.70m
7:27PM1.68m
7:40AM1.61m
8:23PM1.64m
8:42AM1.53m
Low Tide
00:46AM0.56m
1:08PM0.51m
1:35AM0.65m
1:57PM0.59m
2:37AM0.71m
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
6:31
—
—
—
—
—
—
—
6:31
—
—
—
—
—
—
—
6:31
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:01
—
—
—
—
—
—
—
5:01
—
—
—
—
—
—
—
5:01
—
—
—
—
—
—
5:01
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
21
21
20
19
18
19
21
22
21
21
20
19
19
18
21
21
21
21
20
19
18
17
21
22
Feels °C
16
18
18
16
16
17
19
20
20
20
20
19
19
17
21
19
20
20
21
19
18
17
20
19
Swell 1
Height (m)
Direction
Period (s)
1.1
S
11
1
S
11
1
S
11
0.8
SSE
11
0.9
SSE
11
0.9
SSE
11
0.9
SSE
11
0.9
SSE
11
1.2
SE
11
1.6
SE
11
1.8
SE
11
1.7
SE
11
1.7
SE
10
1.7
SE
10
1.7
ESE
10
1.7
ESE
10
1.7
ESE
10
1.7
ESE
10
1.7
ESE
10
1.6
ESE
10
1.5
ESE
10
1.5
ESE
10
1.5
ESE
10
1.4
ESE
10
Energy kJ
319
260
247
158
164
167
167
207
354
617
725
664
628
616
576
590
590
590
559
522
455
455
425
373
Swell 2
Height (m)
Direction
Period (s)
1
NE
7
0.8
NE
6
0.8
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
S
10
0.8
S
9
0.7
S
11
0.7
S
11
0.7
S
11
0.6
S
11
0.5
S
10
0.5
S
10
0.4
SSW
9
0.4
SSW
9
0.4
SSW
11
0.4
SSW
11
0.4
SSW
11
0.4
SSW
11
0.4
SSW
11
0.3
SSW
11
Energy kJ
88
49
76
68
72
73
78
78
120
113
119
119
116
82
54
47
28
29
38
40
40
40
40
23
Swell 3
Height (m)
Direction
Period (s)
0.5
ESE
9
0.2
SSW
15
0.6
NE
6
0.5
NE
6
0.4
ENE
6
0.4
ENE
6
0.5
NE
6
0.5
NE
6
0.9
ESE
8
0.4
NE
6
0.1
S
18
0.1
SW
16
0.3
E
10
0.4
E
10
0.4
E
10
0.1
S
11
0.1
S
11
—
—
0.4
SSW
11
—
—
—
0.1
S
15
Energy kJ
43
21
31
18
14
15
19
19
96
9
6
10
18
32
30
2
2
—
—
42
—
—
—
4
Wind waves
Height (m)
Direction
Period (s)
0.8
SSE
4
1.4
SSE
5
1.1
SSE
5
1.2
S
5
1.1
S
9
1
S
10
1
S
10
1
S
10
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0.4
NNE
3
Energy kJ
20
98
74
77
196
181
194
198
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
3
Nearest Offshore or Glassy
Alkantstrand
KZN North
Alkantstrand
KZN North
Mapelane
KZN North
St Lucia
KZN North
Mapelane
KZN North
Mapelane
KZN North
Cape Vidal
KZN North
Reunion
Durban/KZN South
Reunion
Durban/KZN South
Mtunzini
KZN North
St Lucia
KZN North
Cape Vidal
KZN North
Cape Vidal
KZN North
Cape Vidal
KZN North
Cape Vidal
KZN North
Reunion
Durban/KZN South
Reunion
Durban/KZN South
Mtunzini
KZN North
Kosi Bay
KZN North
Kosi Bay
KZN North
Kosi Bay
KZN North
Kosi Bay
KZN North
Siyayi
KZN North
Reunion
Durban/KZN South
Rating
(10 max)
4
3
3
3
3
3
3
3
3
3
4
3
3
3
3
3
3
3
3
3
2
2
2
2
Distance (km)
228
228
177
173
177
177
144
380
380
258
173
144
144
144
144
380
380
258
0
0
0
0
271
380
Best forecast wave conditions in KwaZulu-Natal North Coast
Alkantstrand
Alkantstrand
Umhlanga
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Umhlanga
Umhlanga
Mapelane
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Umhlanga
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Umhlanga
Siyayi
Rating
(10 max)
4
3
3
3
3
3
3
3
4
3
3
3
3
3
3
3
2
3
2
Best forecast wave conditions in South Africa
Dolphin Point
Overberg
Vleesbaai
Overberg
Vleesbaai
Overberg
Haga-Haga
Eastern Cape - Wild Coast
Vleesbaai
Overberg
Vleesbaai
Overberg
Vleesbaai
Overberg
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Yellow sands Point
Eastern Cape - Wild Coast
J-Bay
Eastern Cape (S)
Haga-Haga
Eastern Cape - Wild Coast
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Goukamma River Mouth
Garden Route
Dungeons
Cape Town
Dungeons
Cape Town
Goukamma River Mouth
Garden Route
Goukamma River Mouth
Garden Route
Dungeons
Cape Town
Dungeons
Cape Town
Rating
(10 max)
4
4
4
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Header Global
Viri Inga O Tuki
Chile
Cow Bombie
Australia
Cobblestones
Australia
Cobblestones
Australia
Cobblestones
Australia
Lebu
Chile
Lebu
Chile
Puertecillo
Chile
Easter Reef
Australia
Easter Reef
Australia
Luna Park
Australia
Teniente (Lieutenant)
Chile
Puertecillo
Chile
El Loa
Chile
El Loa
Chile
El Olon de Ilo
Peru
El Olon de Ilo
Peru
Easter Reef
Australia
Trial Harbour
Australia
Easter Reef
Australia
Luna Park
Australia
Easter Reef
Australia
Trial Harbour
Australia
La Paz
El Salvador
Rating
(10 max)
9
9
8
8
8
8
9
9
9
9
9
8
6
8
8
8
8
8
9
8
7
6
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)
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