J-Bay Surf Break

Lat Long: 34.05° S 24.93° E

Issued: 1 am 13 Jun 2026 (local time)

Forecast update in  hr  min

Today's J-Bay sea temperature is
18.0° C

2.1°C colder than average for this time of year

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 Jun):

  • Morning surf: Morning surf (13 Jun, local time) - 13ft (4.0m), 12s period with SW swell.
  • Afternoon surf: Afternoon surf (13 Jun, local time) - 13ft (4.0m), 12s period with SSW swell.
  • Evening surf: Evening surf (13 Jun, local time) - 11ft (3.5m), 13s period with SSW swell.

The current surf forecast for J-Bay at 6AM is: 3.5m 11s primary swell from a Southwest direction and 0.3m 10s secondary swell from a East direction (forecast issued at 01:00am June 13). The wind direction is predicted to be cross-offshore and the swell rating is 5.

Time (SAST) & DateWave HeightWave Period
Morning (13 Jun)13ft (4.0m)12s
Afternoon (13 Jun)13ft (4.0m)12s
Evening (13 Jun)11ft (3.5m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Sat morning. Very mild (max 17°C on Sun afternoon, min 12°C on Sat night). Wind will be generally light.

Saturday
13
Sunday
14
Monday
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)
3
5
5
4
3
2
2
2
3
3
3
3
4
4
4
4
4
4
4
3
2
2
4
3
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)
4
SW
11
4
SW
11
4
SW
11
4
SSW
12
4
SSW
12
4
SSW
13
3.5
SSW
13
3.5
SSW
13
3
SSW
13
3
SSW
13
2.5
SSW
13
2.5
SSW
13
2.5
SSW
12
2.2
SSW
12
2.1
SSW
12
2.1
SSW
12
2
SSW
12
1.9
SSW
12
1.7
SSW
12
1.7
SSW
12
2.5
SW
11
2.4
SW
11
1.8
SSW
11
1.7
SSW
11
Wave Graph
Metric surfscale
Energy kJ
4260
3527
3515
4541
4574
4399
3910
3870
3296
2757
2349
2329
1869
1459
1323
1248
1144
980
833
735
1481
1347
785
661
Wind (km/h)
30
W
15
WNW
5
W
5
ESE
15
E
20
ENE
20
ENE
20
ENE
15
NE
15
NNE
10
N
10
N
5
E
5
E
10
W
20
W
20
WNW
20
WNW
20
WNW
25
W
25
WSW
30
W
20
WNW
15
NW
Wind State
cross-off
off
cross-off
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
glassy
glassy
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
High Tide
1:48AM1.60m
2:23PM1.45m
2:39AM1.67m
3:12PM1.53m
3:28AM1.69m
3:59PM1.59m
Low Tide
8:13AM0.15m
8:22PM0.22m
9:02AM0.08m
9:14PM0.15m
9:48AM0.04m
10:04PM0.13m
part cloud
rain showers
rain showers
rain showers
light rain
cloud
cloud
cloud
clear
clear
clear
cloud
cloud
cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:22
7:22
7:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:16
5:16
5:16
 mm
1
1
1
1
Temp °C
14
13
13
14
14
13
13
13
13
12
12
13
16
17
15
14
13
13
13
15
17
15
15
15
Feels °C
9
10
11
13
11
9
10
10
11
10
10
12
15
16
13
11
10
10
9
10
11
10
12
12
Swell 1
Height (m)
Direction
Period (s)
0.3
E
9
4
SW
11
4
SW
11
4
SSW
12
4
SSW
12
4
SSW
13
3.5
SSW
13
3.5
SSW
13
3
SSW
13
3
SSW
13
2.5
SSW
13
2.5
SSW
13
2.5
SSW
12
2.2
SSW
12
2.1
SSW
12
2.1
SSW
12
2
SSW
12
1.9
SSW
12
1.7
SSW
12
1.7
SSW
12
0.6
E
9
2.4
SW
11
1.8
SSW
11
1.7
SSW
11
Energy kJ
15
3527
3515
4541
4574
4399
3910
3870
3296
2757
2349
2329
1869
1459
1323
1248
1144
980
833
735
52
1347
785
661
Swell 2
Height (m)
Direction
Period (s)
0.3
ENE
9
0.3
E
9
0.3
E
11
0.3
E
11
0.3
E
12
0.3
E
12
0.4
E
12
0.4
E
11
0.4
E
11
0.4
E
11
0.4
E
10
0.4
E
10
0.4
E
10
0.7
ESE
5
0.7
ESE
6
0.7
E
6
0.9
E
7
0.9
E
7
0.7
E
7
0.5
E
7
0.5
E
8
0.5
E
8
1.2
WSW
7
Energy kJ
17
15
21
21
24
25
43
39
37
37
35
33
32
30
33
32
86
88
51
25
34
34
132
Swell 3
Height (m)
Direction
Period (s)
0.3
E
9
0.3
E
11
0.3
E
12
0.4
E
12
0.4
E
10
0.4
E
10
0.3
E
10
0.4
E
9
0.4
E
9
0.3
E
9
0.4
E
9
0.5
E
9
Energy kJ
16
21
25
45
31
31
17
27
27
15
24
36
Wind waves
Height (m)
Direction
Period (s)
4
SW
11
0.8
E
4
0.9
E
5
1
E
5
0.8
E
5
1
E
5
0.8
W
4
1.2
WSW
5
1.4
SW
6
1.7
SW
8
2.5
SW
11
1.4
WSW
9
Energy kJ
4260
17
34
51
33
54
18
64
162
326
1481
287
Nearest Offshore or Glassy
Rating
(10 max)
4
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
3
3
2
4
3
Distance (km)
142
0
0
2
197
197
197
141
141
141
2
2
0
0
0
0
0
0
0
3
65
65
0
0
Best forecast wave conditions in Eastern Cape (South)
Rating
(10 max)
5
5
5
4
4
4
4
4
4
4
4
4
4
3
4
2
4
3
Best forecast wave conditions in South Africa
Rating
(10 max)
4
6
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
3
4
3
5
4
Header Global
Rating
(10 max)
9
6
5
5
5
5
5
5
4
4
4
4
5
5
5
9
5
5
5
5
5
5
5
5
  • 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

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