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Surf Forecasts:

Kosi Bay surfForecast / KZN North / South Africa

information circle48hr Weather and Surf, issued 1 pm Tuesday 13 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
27.2° C
 (Which is slightly warmer than usual)

How big are the waves at Kosi Bay today?

The current surf forecast for Kosi Bay at 4PM is: 1.1m 8s primary swell from a East direction and 0.3m 16s secondary swell from a South-southwest direction (forecast issued at 01:00pm January 13). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (13 Jan)4ft (1.2m)8s
Afternoon (13 Jan)3.5ft (1.1m)8s
Evening (13 Jan)3.5ft (1.1m)8s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
Rating
(10 max)
1
0
1
1
1
0
1
1
1
1
0
0
1
2
1
0
0
2
2
2
2
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
E
1.1
E
1.1
E
1.1
E
1
E
1
E
1
E
1
E
1
E
1
E
1
E
1.1
E
1.1
E
1.1
E
1.1
E
1.1
E
1.1
E
1.1
E
1.2
E
1.2
E
1.3
E
1.4
E
1.6
S
1.8
S
Period(s) (?)888888888888988889999999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)201173173169140136136136143143143177181173173173177203240235269306431487
Wind
(km/h)
20
N
25
N
25
N
25
N
20
NNW
15
NNW
20
N
20
NNW
15
NNW
10
N
15
NNE
20
N
20
NNW
15
NNW
15
N
15
N
20
N
15
N
10
NNE
5
NW
10
WSW
20
SSW
25
SSW
20
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		glasscross-
off		cross-
on		cross-
on		cross-
on
High Tide
/ height (m)
11:52AM
1.39
12:46AM
1.34
1:22PM
1.47
1:56AM
1.46
2:16PM
1.60
2:41AM
1.61
Low Tide
/ height (m)
6:29PM
0.86
6:55AM
0.82
7:44PM
0.74
7:59AM
0.70
8:31PM
0.59
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Sunrise-------5:07-------5:07-------5:07
Sunset--6:46-------6:46-------6:46-----
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
light rain
light rain
mod rain
light rain
light rain
Rain (mm)
--------111--------13644
Temp. °C272624232322232223232324232323232525252423232322
Feels °C (?)272524232322232224252425242525242526282825242322
  • 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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