J-Bay Surf Break

Lat Long: 34.05° S 24.93° E

J-Bay 48 hour detailed Surf Forecast

Issued: 1 am 13 Jul 2026 (local time)

Forecast update in  hr  min

Today's J-Bay sea temperature is
17.8° C
1.4° 

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 (13 Jul):

  • Morning surf: Morning surf (13 Jul, local time) - 4.5ft (1.3m), 11s period with SSW swell.
  • Afternoon surf: Afternoon surf (13 Jul, local time) - 5ft (1.5m), 8s period with E swell.
  • Evening surf: Evening surf (13 Jul, local time) - 6.5ft (2.0m), 8s period with E swell.

The current surf forecast for J-Bay at 5AM is: 1.3m 11s primary swell from a South-southwest direction and 0.2m 11s secondary swell from a West direction, 1.7m 7s secondary swell from a East direction (forecast issued at 01:00am July 13). The wind direction is predicted to be cross-shore.

Time (SAST) & DateWave HeightWave Period
Morning (13 Jul)4.5ft (1.3m)11s
Afternoon (13 Jul)5ft (1.5m)8s
Evening (13 Jul)6.5ft (2.0m)8s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Tue afternoon, min 13°C on Mon morning). Wind will be generally light.

Monday
13
Tuesday
14
Wednesday
15
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)
1
2
2
2
1
0
2
2
3
3
3
2
2
1
2
2
2
2
2
2
1
3
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)
1.4
SSW
11
1.3
SSW
11
1.3
SSW
11
1.8
E
7
1.5
E
8
1.6
E
8
2
E
8
1.7
ESE
8
1.7
ESE
8
1.6
ESE
8
1.6
ESE
9
1.6
ESE
9
1.5
E
9
1.5
E
9
1.5
E
9
1.4
E
9
1.3
E
9
1.3
E
9
1.2
E
9
1.2
E
9
1.1
E
9
0.9
SW
12
2.2
SW
11
2.1
SW
11
Wave Graph
Metric surfscale
Energy kJ
423
359
353
348
276
316
546
422
422
385
394
366
363
380
380
325
282
282
246
251
210
202
1121
928
Wind (km/h)
15
NE
10
NE
10
NNE
10
ENE
15
ESE
20
ESE
10
NE
10
N
10
NNW
10
NW
10
WNW
5
WNW
10
SSW
15
SW
10
W
10
NW
10
W
10
NW
10
W
10
WSW
15
SW
10
SW
10
NW
10
WNW
Wind State
cross-on
cross
cross
cross-on
on
on
cross-on
cross
cross-off
off
off
off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
High Tide
2:36AM1.57m
3:09PM1.52m
3:25AM1.64m
3:55PM1.63m
4:10AM1.67m
4:39PM1.70m
Low Tide
8:58AM0.14m
9:15PM0.18m
9:43AM0.05m
10:03PM0.12m
10:25AM0.01m
10:48PM0.10m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:24
7:24
7:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:28
5:28
 mm
Temp °C
14
13
13
16
19
18
17
17
17
16
16
18
20
17
16
15
15
15
15
17
19
16
15
15
Feels °C
12
12
11
15
17
15
16
16
15
14
14
17
18
15
15
14
14
14
13
16
16
14
13
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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