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Surf Forecasts:

Kosi Bay surfForecast / KZN North / South Africa

information circle48hr Weather and Surf, issued 7 pm Thursday 20 Nov 2025 SAST
Forecast update in hr  min  s Forecast update imminent
Kosi Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kosi Bay sea temperature is
24.1° C
 (Which is slightly cooler than normal)

How big are the waves at Kosi Bay today?

The current surf forecast for Kosi Bay at 1AM is: 0.8m 8s primary swell from a East direction and 0.4m 9s secondary swell from a South direction, 0.4m 4s secondary swell from a East-northeast direction (forecast issued at 07:00pm November 20). The wind direction is predicted to be glassy.

Time (SAST) & DateWave HeightWave Period
Morning (21 Nov)1.5ft (0.4m)21s
Afternoon (21 Nov)2.5ft (0.8m)18s
Evening (21 Nov)3.5ft (1.0m)16s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
20
Friday
21
Saturday
22
Sunday
23
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
0
0
0
1
1
2
1
1
1
1
3
3
3
3
1
1
0
1
2
3
2
2
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.8
E
0.9
E
0.8
E
0.8
E
0.7
E
0.4
SSW
0.6
SSW
0.8
SSW
0.9
SSW
1
S
1
S
1.1
S
1.1
S
1.1
S
1.1
S
1.2
S
1.2
S
1.3
S
1.4
S
1.6
S
1.6
S
1.6
S
1.5
S
1.4
S
Period(s) (?)6888721201917161615141414151614141413131212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)51100747153144304471470529490517489482489666683635725918878839692584
Wind
(km/h)
20
ENE
15
ENE
5
E
5
SSW
5
SSW
0
WNW
10
ENE
15
ENE
15
NE
15
ENE
5
ENE
5
SSE
5
SSW
0
WNW
10
E
15
E
20
E
15
E
10
NE
10
N
15
NNE
20
N
30
NNE
30
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on		cross-
on		glassglassglasscrosscrosscrosscross-
on		glassglassglassglasscross-
on		cross-
on		cross-
on		cross-
on		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
3:39PM
2.05
3:55AM
1.99
4:07PM
2.04
4:23AM
1.97
4:35PM
2.00
4:53AM
1.92
Low Tide
/ height (m)
9:48PM
0.18
9:58AM
0.21
10:16PM
0.19
10:28AM
0.24
10:45PM
0.23
10:58AM
0.30
Thursday
20
Friday
21
Saturday
22
Sunday
23
Sunrise----4:48-------4:47-------4:47---
Sunset6:19-------6:20-------6:21-------
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
rain showers
cloud
part cloud
part cloud
clear
clear
Rain (mm)
------------------1-----
Temp. °C222222222122242323222222212323242323222222242628
Feels °C (?)202122232223242122212324232623242223232422232425
  • 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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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kosi Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Kosi Bay at:
surf-forecast.com

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