J-Bay Surf Break

Lat Long: 34.05° S 24.93° E

J-Bay 48 hour detailed Surf Forecast

Issued: 1 am 31 Oct 2026 (local time)

Forecast update in  hr  min

Today's J-Bay sea temperature is
18.1°C
1.8° 

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 (31 Oct):

  • Morning surf: Morning surf (31 Oct, local time) - 5ft (1.5m), 12s period with WSW swell.
  • Afternoon surf: Afternoon surf (31 Oct, local time) - 4.5ft (1.4m), 12s period with WSW swell.
  • Evening surf: Evening surf (31 Oct, local time) - 4.5ft (1.4m), 11s period with WSW swell.

The current surf forecast for J-Bay at 7AM is: 1.5m 12s primary swell from a West-southwest direction and 1.1m 8s secondary swell from a East direction (forecast issued at 01:00am October 31). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (31 Oct)5ft (1.5m)12s
Afternoon (31 Oct)4.5ft (1.4m)12s
Evening (31 Oct)4.5ft (1.4m)11s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Sun night. Warm (max 22°C on Sat morning, min 15°C on Sun night). Winds decreasing (fresh winds from the SSW on Sun morning, calm by Mon morning).

Saturday
31
Sunday
1
Monday
2
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
3
3
2
2
1
3
3
3
2
1
0
2
3
4
4
4
4
3
2
1
1
2
2
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)
1.6
SW
12
1.4
SW
12
1.5
WSW
12
1.5
WSW
12
1.5
WSW
12
1.3
WSW
12
1.3
WSW
12
1.4
WSW
11
1.4
WSW
11
1.1
WSW
11
1.1
SW
14
1.6
SW
14
1.7
SW
14
1.8
SW
14
1.8
SW
13
2.1
SW
13
1.9
SW
13
1.8
SW
12
1.8
SW
12
1.8
SW
12
1.6
SW
12
1.6
SW
12
1.6
SW
12
1.6
SW
12
Wave Graph
Metric surfscale
Energy kJ
772
607
636
615
595
491
475
466
475
291
457
976
1130
1150
1109
1352
1154
1025
913
899
736
736
723
650
Wind (km/h)
10
W
15
WSW
10
WSW
10
SSE
15
S
15
S
10
SW
15
W
15
W
20
W
30
WSW
35
SSW
20
S
15
SSW
5
W
10
NNW
10
N
5
NW
5
WNW
10
SSE
15
S
10
SSE
5
E
10
NE
Wind State
off
cross-off
cross-off
cross-on
cross
cross-on
cross-off
off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
off
glassy
cross-on
cross-on
cross-on
cross-on
cross
High Tide
6:49AM1.32m
7:10PM1.26m
8:05AM1.22m
8:38PM1.11m
9:56AM1.19m
10:39PM1.08m
Low Tide
00:30AM0.32m
12:58PM0.46m
1:33AM0.46m
2:26PM0.59m
3:06AM0.55m
4:33PM0.61m
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
light rain
rain showers
clear
cloud
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
5:20
—
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—
—
—
—
5:20
—
—
—
—
—
—
—
5:18
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:46
—
—
—
—
—
—
—
6:47
—
—
—
—
—
—
—
6:49
—
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 mm
—
—
—
—
—
—
—
1
1
—
—
1
1
2
2
3
1
—
—
—
—
—
—
—
Temp °C
19
20
21
22
22
21
20
19
19
19
20
17
17
16
16
15
15
15
17
18
18
18
17
16
Feels °C
20
20
22
22
22
21
21
18
19
18
17
12
15
15
16
15
14
14
17
16
16
17
17
15
  • 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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