J-Bay Surf Break

Lat Long: 34.05° S 24.93° E

J-Bay 48 hour detailed Surf Forecast

Issued: 7 pm 22 Sep 2026 (local time)

Forecast update in  hr  min

Today's J-Bay sea temperature is
14.8°C
4.2° 

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 (22 Sep):

  • Afternoon surf: Afternoon surf (22 Sep, local time) - 3ft (0.9m), 13s period with SW swell.
  • Evening surf: Evening surf (22 Sep, local time) - 6.5ft (2.0m), 8s period with E swell.

The current surf forecast for J-Bay at 11PM is: 2.2m 8s primary swell from a East direction and 1.9m 8s secondary swell from a East direction, 1.1m 12s secondary swell from a Southwest direction (forecast issued at 07:00pm September 22). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (22 Sep)--
Afternoon (22 Sep)3ft (0.9m)13s
Evening (22 Sep)6.5ft (2.0m)8s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Tue night. Warm (max 25°C on Wed morning, min 18°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the WSW by Fri afternoon).

Tue
22
Wednesday
23
Thursday
24
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)
0
2
4
3
3
3
2
1
1
2
2
1
0
0
0
0
0
0
1
Swell
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
13
2
E
8
2.2
E
8
1.8
E
8
1.1
SW
12
1.1
SW
12
1.1
SW
11
1.1
SW
11
1
SW
11
0.9
SW
11
0.9
SW
11
0.8
SW
11
1.3
SE
8
1.5
SE
7
0.8
SSW
16
1.3
SSW
16
1.7
SSW
15
2
SSW
14
2
SSW
14
Wave Graph
Metric surfscale
Energy kJ
369
441
612
432
351
305
273
263
224
194
191
162
196
242
346
763
1254
1534
1447
Wind (km/h)
20
ESE
10
ENE
10
NNW
15
W
10
WNW
10
N
15
SSW
25
SW
20
WSW
15
W
5
WNW
5
SE
15
ESE
20
E
20
E
30
ESE
30
E
25
ENE
20
ENE
Wind State
on
cross-on
cross-off
off
off
cross-off
cross
cross-off
cross-off
cross-off
glassy
on
on
cross-on
cross-on
on
on
cross-on
cross-on
High Tide
1:48AM1.30m
2:09PM1.43m
2:17AM1.43m
2:35PM1.58m
Low Tide
7:49PM0.47m
7:55AM0.34m
8:16PM0.32m
8:22AM0.21m
8:44PM0.19m
clear
part cloud
rain showers
cloud
rain showers
light rain
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:15
6:16
 mm
1
1
1
Temp °C
27
24
24
22
21
23
25
24
19
18
19
18
18
18
19
23
20
18
18
Feels °C
27
25
23
22
21
23
25
21
17
18
21
20
19
17
18
21
17
16
18
  • 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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