J-Bay Surf Break

Lat Long: 34.05° S 24.93° E

J-Bay 48 hour detailed Surf Forecast

Issued: 7 am 05 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 (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 4ft (1.2m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 4.5ft (1.4m), 15s period with SW swell.
  • Evening surf: Evening surf (05 Aug, local time) - 7ft (2.2m), 15s period with SW swell.

The current surf forecast for J-Bay at 12PM is: 0.9m 15s primary swell from a South-southwest direction and 1.2m 10s secondary swell from a East direction (forecast issued at 07:00am August 05). The wind direction is predicted to be offshore and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (05 Aug)4ft (1.2m)10s
Afternoon (05 Aug)4.5ft (1.4m)15s
Evening (05 Aug)7ft (2.2m)15s

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


Short Range Forecast

Mostly dry. Warm (max 29°C on Wed afternoon, min 13°C on Thu night). Wind will be generally light.

Wednesday
5
Thursday
6
Friday
7
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)
3
3
2
4
3
3
4
4
4
5
4
3
4
5
4
4
4
4
4
2
2
4
4
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)
1.1
SW
11
1.2
E
10
0.9
SSW
15
1.4
SSW
15
1.7
SW
16
2.2
SW
16
2.3
SW
15
2.3
SW
14
2.3
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
Wave Graph
Metric surfscale
Energy kJ
297
284
372
886
1412
2285
2178
2119
2216
3615
4689
4445
3824
3165
2752
2659
2454
2640
2693
2715
2862
3375
3614
Wind (km/h)
5
N
15
NNW
15
NW
10
WNW
15
SSW
20
WSW
15
W
15
W
10
NW
10
NW
20
WSW
25
SW
20
SW
10
WSW
10
W
10
W
5
W
5
NW
0
ESE
10
SE
15
ESE
10
NE
10
N
Wind State
cross-off
cross-off
cross-off
off
cross
cross-off
off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
on
on
cross
cross
High Tide
7:22AM1.28m
7:53PM1.41m
8:17AM1.16m
8:59PM1.29m
9:50AM1.06m
10:46PM1.22m
Low Tide
1:25PM0.35m
2:18AM0.45m
2:21PM0.48m
3:39AM0.54m
3:54PM0.59m
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
7:09
7:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:43
5:43
5:44
 mm
Temp °C
20
20
26
29
18
15
15
15
15
15
17
17
15
15
14
14
13
14
15
17
16
16
15
Feels °C
17
15
21
26
16
12
14
14
14
14
13
12
12
13
12
13
12
14
15
15
14
15
13
  • 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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