Kosi Bay Surf Break

Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 7 am 23 Jun 2026 (local time)

Forecast update in  hr  min

Today's Kosi Bay sea temperature is
24.3° 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.

Surf Forecasts:

How big are the waves at Kosi Bay today (23 Jun):

  • Morning surf: Morning surf (23 Jun, local time) - 3ft (0.9m), 18s period with S swell.
  • Afternoon surf: Afternoon surf (23 Jun, local time) - 2.5ft (0.8m), 17s period with S swell.
  • Evening surf: Evening surf (23 Jun, local time) - 2ft (0.6m), 16s period with S swell.

The current surf forecast for Kosi Bay at 3PM is: 0.8m 17s primary swell from a South direction and 0.7m 7s secondary swell from a East direction (forecast issued at 07:00am June 23). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (23 Jun)3ft (0.9m)18s
Afternoon (23 Jun)2.5ft (0.8m)17s
Evening (23 Jun)2ft (0.6m)16s

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 26°C on Tue afternoon, min 19°C on Tue morning). Wind will be generally light.

Tuesday
23
Wednesday
24
Thursday
25
Fri
26
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
5 PM
8 PM
11 PM
2 AM
Rating
(10 max)
2
2
2
1
1
1
1
2
2
2
1
0
0
0
0
1
0
0
0
0
0
0
0
1
Swell
Height Map
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)
0.9
S
19
0.9
S
18
0.9
S
18
0.8
S
18
0.8
S
17
0.7
S
16
0.6
S
16
0.5
S
16
0.5
S
16
0.5
S
15
0.7
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
E
8
0.7
E
8
0.6
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
0.6
ESE
8
Wave Graph
Metric surfscale
Energy kJ
580
550
509
390
368
257
186
127
122
112
67
85
85
83
63
63
62
57
57
47
65
65
63
47
Wind (km/h)
20
N
20
NNW
20
N
20
N
25
NNE
20
NNE
20
NNE
15
N
15
NNW
10
NNW
5
NNE
10
E
10
SE
15
SSE
10
SSE
5
SSW
10
SW
10
S
10
SE
10
E
15
ENE
15
ENE
10
NE
5
NE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-on
on
cross-on
cross-on
glassy
cross
cross-on
on
cross-on
cross-on
cross-on
cross
glassy
High Tide
10:13AM1.46m
11:02PM1.56m
11:35AM1.44m
00:14AM1.56m
12:48PM1.48m
1:15AM1.61m
Low Tide
4:26PM0.71m
5:26AM0.77m
5:44PM0.73m
6:37AM0.71m
6:53PM0.69m
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
—
—
—
—
—
—
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
5:04
—
—
—
—
—
—
—
5:04
—
—
—
—
—
—
—
5:04
—
—
5:04
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
20
19
23
26
24
23
22
22
20
20
24
24
22
22
22
21
21
21
23
23
22
22
21
21
Feels °C
18
16
20
23
21
22
22
22
18
18
23
23
22
22
24
23
22
22
24
23
22
23
22
23
Swell 1
Height (m)
Direction
Period (s)
0.9
ENE
7
0.9
S
18
0.9
S
18
0.8
S
18
0.8
S
17
0.7
S
16
0.6
S
16
1.1
ENE
6
0.9
E
8
0.9
E
8
0.7
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
E
8
0.7
E
8
0.6
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
0.6
ESE
8
Energy kJ
79
550
509
390
368
257
186
71
89
95
67
85
85
83
63
63
62
57
57
47
65
65
63
47
Swell 2
Height (m)
Direction
Period (s)
0.9
S
19
0.8
ENE
7
0.6
SE
9
0.7
E
7
0.7
E
7
0.5
SE
9
0.5
SE
9
0.5
S
16
0.9
NNE
5
0.8
NNE
5
0.6
NNE
5
0.6
NE
5
0.5
NE
5
0.4
NE
5
0.4
SSW
12
0.5
S
4
0.4
SSW
12
0.4
SSW
12
0.4
SSW
11
0.3
S
11
0.4
SSW
11
0.3
S
11
0.4
S
11
0.3
S
11
Energy kJ
580
62
64
47
48
39
36
127
37
33
17
23
13
9
48
9
46
46
42
21
40
21
37
21
Swell 3
Height (m)
Direction
Period (s)
0.7
SE
9
0.7
SE
9
0.6
SE
9
0.6
SE
9
0.5
SE
9
0.1
SE
12
0.5
E
7
0.4
SE
9
0.5
S
16
0.5
S
15
0.4
ENE
6
0.4
SSW
13
0.4
SSW
13
0.4
SSW
12
0.4
NE
5
0.4
SSW
12
0.3
NE
4
0.3
SSW
5
0.1
SE
12
0.3
SSW
4
0.3
S
4
0.2
S
4
0.2
ESE
12
0.2
ESE
12
Energy kJ
79
78
64
50
39
6
25
28
122
112
12
58
55
50
8
47
3
4
6
3
3
1
14
14
Wind waves
Height (m)
Direction
Period (s)
0.9
N
4
0.9
N
4
1.2
NE
7
0.8
NNE
5
1
NNE
5
1.1
NE
5
1
NE
5
0.7
N
5
1.1
NNE
5
1
NNE
5
—
—
0.4
SSE
3
0.6
S
4
0.6
S
4
—
0.4
SSW
4
—
0.4
SSW
4
—
0.3
NE
4
0.4
NE
4
0.4
NE
4
0.4
NE
3
Energy kJ
32
32
131
29
42
60
51
20
64
61
—
—
3
9
12
—
7
—
5
—
3
5
4
3
Nearest Offshore or Glassy
Richards Bay (Inside)
KZN North
Richards Bay (Inside)
KZN North
St Lucia
KZN North
Reunion
Durban/KZN South
Battery Beach
Durban/KZN South
Richards Bay (Inside)
KZN North
Richards Bay (Inside)
KZN North
Kosi Bay
KZN North
Kosi Bay
KZN North
Kosi Bay
KZN North
Kosi Bay
KZN North
Guinjata Bay
Inhambane
Alkantstrand
KZN North
Alkantstrand
KZN North
Mapelane
KZN North
Kosi Bay
KZN North
St Lucia
KZN North
Cape Vidal
KZN North
St Lucia
KZN North
Feldskoen and Mazeppa Bays
Eastern Cape - Wild Coast
Reunion
Durban/KZN South
Siyayi
KZN North
Richards Bay (Inside)
KZN North
Kosi Bay
KZN North
Rating
(10 max)
2
2
3
2
2
2
1
2
2
2
1
1
1
1
2
1
2
2
1
3
1
2
1
1
Distance (km)
229
229
173
380
376
229
229
0
0
0
0
407
228
228
177
0
173
144
173
710
380
271
229
0
Best forecast wave conditions in KwaZulu-Natal North Coast
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Alkantstrand
Alkantstrand
Alkantstrand
Alkantstrand
Mtunzini
Richards Bay (Outside)
Richards Bay (Outside)
Richards Bay (Outside)
Siyayi
Richards Bay (Outside)
Siyayi
Rating
(10 max)
3
3
3
2
2
2
2
2
2
1
1
2
2
2
2
1
2
1
2
Best forecast wave conditions in South Africa
Gerickes Point
Garden Route
Vleesbaai
Overberg
Gerickes Point
Garden Route
Vleesbaai
Overberg
Goukamma River Mouth
Garden Route
Goukamma River Mouth
Garden Route
Gerickes Point
Garden Route
Paranoia
Overberg
Paranoia
Overberg
Paranoia
Overberg
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Fish Boma
Garden Route
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Gerickes Point
Garden Route
Hell
West Coast
Gerickes Point
Garden Route
Dungeons
Cape Town
Dungeons
Cape Town
Dungeons
Cape Town
Dungeons
Cape Town
Dungeons
Cape Town
Rating
(10 max)
3
3
4
3
4
4
4
4
4
4
7
6
8
7
6
5
5
5
4
4
4
4
4
4
Header Global
El Olon de Ilo
Peru
Barrancon
Chile
El Loa
Chile
El Olon de Ilo
Peru
Etang-Sale
Reunion
Chameau
Mauritius
Hell
South Africa
Hell
South Africa
Hell
South Africa
Hell
South Africa
Hell
South Africa
Hell
South Africa
Fish Boma
South Africa
Fish Boma
South Africa
Fish Boma
South Africa
Chameau
Mauritius
Etang-Sale
Reunion
Boneyards
South Africa
Dinner Plates
New Zealand
El Gringo
Chile
Shipwreck Bay-Supertubes
New Zealand
Antiques
Maldives
Otago Peninsula - Allans Beach
New Zealand
Jacobs Bay
South Africa
Rating
(10 max)
5
5
5
5
5
5
7
8
9
9
8
9
8
7
6
5
5
5
5
5
8
4
4
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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