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Surf Forecasts:

Kosi Bay surfForecast / KZN North / South Africa

information circle48hr Weather and Surf, issued 1 am Friday 09 Jan 2026 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
26.8° C
 (Which is slightly warmer than usual)

How big are the waves at Kosi Bay today?

The current surf forecast for Kosi Bay at 6AM is: 0.8m 12s primary swell from a South direction and 0.5m 8s secondary swell from a East direction (forecast issued at 01:00am January 09). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (09 Jan)2.5ft (0.8m)12s
Afternoon (09 Jan)2.5ft (0.8m)11s
Evening (09 Jan)2.5ft (0.8m)11s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
09
Saturday
10
Sunday
11
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
1
1
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.9
S
0.9
S
0.9
S
0.8
S
0.8
S
0.8
S
0.8
S
0.8
S
0.8
S
1.1
S
1.1
S
1.1
S
1.4
SSE
1.5
SSE
1.6
SSE
0.7
S
1.5
ESE
1.7
SE
0.9
S
0.9
SSW
0.9
SSW
1.4
SE
1.2
ESE
1.7
NE
Period(s) (?)12121212111111111010101010561267121111778
Wave
Graph
(?)Metric surfscale
Energy kJ (?)221239233172155152149146138244239234349126167146176255216202194173140326
Wind
(km/h)
15
NNE
15
NNE
15
N
15
N
15
ENE
20
ESE
20
SE
25
SSE
20
S
25
SSW
25
SSW
25
S
30
S
30
SSE
30
SSE
25
SSE
25
SSE
25
S
20
S
15
SSE
15
SE
20
SE
20
SE
10
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		cross-
on		onononon
High Tide
/ height (m)
7:24AM
1.86
7:31PM
1.70
8:03AM
1.71
8:12PM
1.54
8:50AM
1.56
Low Tide
/ height (m)
1:06AM
0.33
1:32PM
0.54
1:43AM
0.49
2:14PM
0.68
2:26AM
0.65
3:08PM
0.80
Friday
09
Saturday
10
Sunday
11
Sunrise---5:03-------5:03-------5:03----
Sunset------6:46-------6:46-------6:46-
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
Rain (mm)
---------------1122342-1
Temp. °C242424252827272524222325272626252424242426272625
Feels °C (?)262626273028282525212324262425252425252627272728
  • 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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