Kosi Bay Surf Break

Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 7 pm 20 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.

Surf Forecasts:

How big are the waves at Kosi Bay today (21 Jun):

  • Morning surf: Morning surf (21 Jun, local time) - 5ft (1.5m), 11s period with SSE swell.
  • Afternoon surf: Afternoon surf (21 Jun, local time) - 5ft (1.5m), 10s period with SE swell.
  • Evening surf: Evening surf (21 Jun, local time) - 3.5ft (1.1m), 10s period with SSE swell.

The current surf forecast for Kosi Bay at 2AM is: 1.6m 11s primary swell from a South-southeast direction and 0.2m 8s secondary swell from a East direction (forecast issued at 07:00pm June 20). The wind direction is predicted to be glassy and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (21 Jun)5ft (1.5m)11s
Afternoon (21 Jun)5ft (1.5m)10s
Evening (21 Jun)3.5ft (1.1m)10s

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 24°C on Tue afternoon, min 18°C on Mon morning). Wind will be generally light.

Sat
20
Sunday
21
Monday
22
Tue
23
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)
1
1
2
3
3
2
2
1
1
1
1
1
2
1
1
1
1
1
2
2
2
2
2
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)
1.9
SSE
12
1.9
SSE
12
1.7
SSE
11
1.6
SSE
11
1.5
SSE
11
1.5
SSE
11
1.5
SSE
11
1.5
SE
10
1.2
SSE
10
1.2
SSE
10
1.1
SSE
10
1.1
SSE
10
1
SSE
10
0.9
SSE
9
0.9
SSE
9
0.9
SE
9
0.4
SSW
21
0.6
S
20
0.7
S
20
0.8
S
20
0.9
S
19
0.9
S
18
0.9
S
18
0.8
S
18
Wave Graph
Metric surfscale
Energy kJ
969
950
744
642
550
499
513
477
274
281
240
235
196
154
148
120
148
305
396
495
587
550
509
390
Wind (km/h)
15
ESE
10
ESE
10
ENE
5
NE
5
N
10
NE
15
NNE
20
NNE
20
N
15
NNE
15
N
15
N
15
NNW
20
NNW
25
N
25
NNE
25
NNE
20
NNE
20
NNE
20
N
15
NNW
20
N
20
N
20
NNE
Wind State
on
cross-on
cross-on
glassy
glassy
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
7:49PM1.83m
8:01AM1.66m
8:44PM1.71m
9:00AM1.54m
9:48PM1.61m
10:13AM1.46m
Low Tide
1:59AM0.57m
2:15PM0.50m
2:58AM0.69m
3:15PM0.63m
4:08AM0.76m
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
6:35
—
—
—
—
—
—
—
6:35
—
—
—
—
—
—
—
6:37
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:02
—
—
—
—
—
—
—
5:02
—
—
—
—
—
—
—
5:02
—
—
—
—
—
—
5:04
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
21
21
20
20
20
20
21
21
21
21
21
20
19
18
22
23
22
22
22
21
20
19
22
24
Feels °C
18
19
19
20
20
19
18
18
19
19
19
18
17
16
18
19
19
20
20
20
19
17
19
21
Swell 1
Height (m)
Direction
Period (s)
1.9
SSE
12
1.9
SSE
12
1.7
SSE
11
1.6
SSE
11
1.5
SSE
11
1.5
SSE
11
1.5
SSE
11
1.5
SE
10
1.2
SSE
10
1.2
SSE
10
1.1
SSE
10
1.1
SSE
10
1
SSE
10
0.9
SSE
9
0.9
SSE
9
0.9
SE
9
0.9
SE
9
0.8
SE
9
0.9
ENE
6
0.9
ENE
6
0.9
ENE
6
0.9
S
18
0.9
S
18
0.8
S
18
Energy kJ
969
950
744
642
550
499
513
477
274
281
240
235
196
154
148
120
120
119
70
64
56
550
509
390
Swell 2
Height (m)
Direction
Period (s)
0.2
E
8
0.2
E
9
0.2
E
9
0.2
E
8
0.2
E
9
0.2
E
9
0.2
E
8
0.1
S
16
0.7
E
8
0.8
E
7
0.8
E
7
0.8
E
7
0.8
E
7
0.8
E
7
0.8
E
7
0.7
E
7
0.7
E
7
0.6
S
20
0.8
SE
9
0.8
S
20
0.9
S
19
0.7
SE
9
0.7
SE
9
0.7
E
7
Energy kJ
6
6
6
6
6
6
6
5
54
59
62
61
57
56
55
42
42
305
99
495
587
79
78
44
Swell 3
Height (m)
Direction
Period (s)
—
—
—
—
0.1
S
16
0.1
S
16
0.1
S
16
—
0.1
S
15
0.1
S
16
0.1
S
17
0.1
S
17
0.3
SE
13
0.4
SE
12
0.4
SE
12
0.4
SE
12
0.4
SSW
21
0.2
S
9
0.7
S
20
0.8
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.6
SE
9
Energy kJ
—
—
—
—
5
5
5
—
4
5
6
6
26
39
53
51
148
6
396
99
79
79
79
64
Wind waves
Height (m)
Direction
Period (s)
—
—
—
—
—
—
—
—
1
ENE
7
0.4
N
3
0.4
N
3
0.5
N
3
0.4
NNW
3
0.6
N
4
0.7
N
4
0.9
NNE
4
1
NNE
5
1.2
NE
5
0.8
NNE
4
0.8
N
5
0.8
N
5
1.2
NE
6
1.1
NE
6
0.9
NNE
5
Energy kJ
—
—
—
—
—
—
—
—
88
3
3
5
3
9
15
33
40
63
25
27
27
89
82
39
Nearest Offshore or Glassy
Noncom (Cape Recife)
Eastern Cape (S)
Richards Bay (Inside)
KZN North
Mtunzini
KZN North
Kosi Bay
KZN North
Kosi Bay
KZN North
Sodwana
KZN North
Salt Rock
KZN North
Reunion
Durban/KZN South
Reunion
Durban/KZN South
Salt Rock
KZN North
Salt Rock
KZN North
Sodwana
KZN North
Kosi Bay
KZN North
Mtunzini
KZN North
Richards Bay (Inside)
KZN North
Reunion
Durban/KZN South
Umhlanga
KZN North
Mtunzini
KZN North
Mtunzini
KZN North
Mtunzini
KZN North
Mtunzini
KZN North
Richards Bay (Inside)
KZN North
Richards Bay (Inside)
KZN North
Reunion
Durban/KZN South
Rating
(10 max)
2
2
2
3
3
3
2
1
1
1
1
2
2
2
1
2
3
3
3
3
3
3
2
2
Distance (km)
1054
229
258
0
0
25
337
380
380
337
337
25
0
258
229
380
363
258
258
258
258
229
229
380
Best forecast wave conditions in KwaZulu-Natal North Coast
Richards Bay (Outside)
Mtunzini
Sodwana
Sodwana
Sodwana
Umhlanga
Umhlanga
Umhlanga
Umhlanga
Umhlanga
Umhlanga
Richards Bay (Outside)
Umhlanga
Umhlanga
Siyayi
Umhlanga
Umhlanga
Umhlanga
Richards Bay (Outside)
Rating
(10 max)
3
2
3
3
3
2
2
3
3
2
2
2
3
3
4
3
3
3
3
Best forecast wave conditions in South Africa
The Hoek
Cape Town
The Hoek
Cape Town
Haga-Haga
Eastern Cape - Wild Coast
Queensberry Bay
Eastern Cape - Wild Coast
Haga-Haga
Eastern Cape - Wild Coast
Dungeons
Cape Town
Dungeons
Cape Town
Dungeons
Cape Town
Dungeons
Cape Town
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Goukamma River Mouth
Garden Route
Goukamma River Mouth
Garden Route
Goukamma River Mouth
Garden Route
Goukamma River Mouth
Garden Route
J-Bay
Eastern Cape (S)
J-Bay
Eastern Cape (S)
Haga-Haga
Eastern Cape - Wild Coast
Glen Eden
Eastern Cape - Wild Coast
Haga-Haga
Eastern Cape - Wild Coast
Goukamma River Mouth
Garden Route
Dungeons
Cape Town
Vleesbaai
Overberg
Yellow sands Point
Eastern Cape - Wild Coast
Rating
(10 max)
3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
Header Global
Buchupureo
Chile
Trial Harbour
Australia
Trial Harbour
Australia
Buchupureo
Chile
Buchupureo
Chile
Buchupureo
Chile
Buchupureo
Chile
Buchupureo
Chile
Saint Leu
Reunion
Etang-Sale
Reunion
Etang-Sale
Reunion
Otago Peninsula - Allans Beach
New Zealand
Etang-Sale
Reunion
Seconds (White Rock)
New Zealand
White Rock - The Spit
New Zealand
White Rock - The Spit
New Zealand
El Olon de Ilo
Peru
El Olon de Ilo
Peru
El Olon de Ilo
Peru
El Colegio
Chile
El Loa
Chile
El Loa
Chile
El Loa
Chile
El Loa
Chile
Rating
(10 max)
5
5
5
9
9
9
8
8
7
7
7
6
6
6
7
7
5
5
5
5
5
6
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)
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