J-Bay Surf Break

Lat Long: 34.05° S 24.93° E

J-Bay 48 hour detailed Surf Forecast

Issued: 1 am 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's J-Bay sea temperature is
15.1° C
3.8° 

J-Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at J-Bay today (06 Aug):

  • Morning surf: Morning surf (06 Aug, local time) - 11ft (3.5m), 13s period with SW swell.
  • Afternoon surf: Afternoon surf (06 Aug, local time) - 11ft (3.5m), 13s period with SW swell.
  • Evening surf: Evening surf (06 Aug, local time) - 10ft (3.0m), 13s period with SW swell.

The current surf forecast for J-Bay at 6AM is: 3.0m 14s primary swell from a Southwest direction and 0.8m 10s secondary swell from a East direction (forecast issued at 01:00am August 06). The wind direction is predicted to be offshore and the swell rating is 5.

Time (SAST) & DateWave HeightWave Period
Morning (06 Aug)11ft (3.5m)13s
Afternoon (06 Aug)11ft (3.5m)13s
Evening (06 Aug)10ft (3.0m)13s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Sat night. Very mild (max 19°C on Fri afternoon, min 13°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the WSW by Sat morning).

Thursday
6
Friday
7
Saturday
8
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
5 PM
8 PM
11 PM
Rating
(10 max)
4
4
5
5
4
2
5
4
4
4
4
3
1
0
2
4
5
5
4
2
2
2
3
5
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)
2.4
SW
14
2.5
SW
14
3.5
SW
13
3.5
SW
13
3.5
SW
13
3.5
SW
13
3
SW
13
3
SW
13
3
SW
12
3
SW
12
3
SW
12
3
SW
13
3
SW
13
2.5
SW
14
3
SW
15
3
SW
15
3
SW
14
3
SW
14
2.5
SW
14
2.5
SW
14
2.4
SW
14
2.3
SW
13
2.3
SW
13
3
SW
14
Wave Graph
Metric surfscale
Energy kJ
2391
2643
3670
4512
4271
3567
3031
2630
2418
2341
2373
2715
2711
2862
3420
3513
3517
3143
2886
2462
2103
1919
1783
3720
Wind (km/h)
15
WSW
5
NW
5
NNW
15
SW
25
SW
25
SSW
15
SW
10
SW
10
WSW
5
WSW
0
NNW
10
E
15
ESE
25
E
15
NE
15
NNE
10
NNW
10
NW
15
W
35
WSW
30
WSW
25
WSW
20
W
20
WNW
Wind State
cross-off
off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
glassy
glassy
cross-on
on
on
cross-on
cross
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
High Tide
8:17AM1.16m
8:59PM1.29m
9:50AM1.06m
10:46PM1.22m
11:59AM1.09m
Low Tide
2:18AM0.45m
2:21PM0.48m
3:39AM0.54m
3:54PM0.59m
5:36AM0.55m
6:00PM0.57m
part cloud
clear
clear
part cloud
clear
part cloud
light rain
light rain
light rain
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
clear
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
7:07
7:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:43
5:44
5:45
 mm
1
2
1
Temp °C
16
16
16
18
18
15
14
14
14
14
14
15
18
19
16
15
15
16
15
17
16
15
14
14
Feels °C
15
15
15
16
14
11
12
13
13
14
14
14
15
15
15
14
13
14
12
12
10
11
11
11
  • 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
How to use the Wavefinder 

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 J-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.


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