Jacobs Bay Surf Break

Lat Long: 32.97° S 17.89° E

Jacobs Bay 48 hour detailed Surf Forecast

Issued: 1 am 29 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jacobs Bay sea temperature is
14.9°C
0.9° 

Jacobs 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 Jacobs Bay today (29 Sep):

  • Morning surf: Morning surf (29 Sep, local time) - 2.5ft (0.8m), 12s period with WSW swell.
  • Afternoon surf: Afternoon surf (29 Sep, local time) - 3.5ft (1.1m), 9s period with S swell.
  • Evening surf: Evening surf (29 Sep, local time) - 3ft (0.9m), 13s period with SW swell.

The current surf forecast for Jacobs Bay at 8AM is: 0.9m 12s primary swell from a West-southwest direction and 1.2m 8s secondary swell from a South direction (forecast issued at 01:00am September 29). The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (29 Sep)2.5ft (0.8m)12s
Afternoon (29 Sep)3.5ft (1.1m)9s
Evening (29 Sep)3ft (0.9m)13s

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


Short Range Forecast

Mostly dry. Warm (max 31°C on Wed afternoon, min 14°C on Wed night). Winds increasing (calm on Wed afternoon, fresh winds from the N by Thu morning).

Tuesday
29
Wednesday
30
Thursday
1
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)
2
2
2
3
1
1
2
3
3
3
2
1
0
2
2
0
0
0
0
0
0
0
2
1
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)
1.7
S
8
1.4
S
8
0.9
WSW
12
0.8
WSW
12
1.1
S
9
0.8
SW
13
0.9
SW
13
1.1
SW
13
1.1
SW
13
1.1
SW
13
1.1
SW
14
0.9
SW
12
1.1
SW
14
1.1
SW
13
1.1
SW
13
1
SW
13
1
SW
13
1
SW
13
0.9
SW
13
0.9
SW
12
0.9
SW
12
0.9
SW
12
0.9
SW
12
0.8
SW
12
Wave Graph
Metric surfscale
Energy kJ
396
264
215
200
181
253
286
369
369
380
410
216
416
386
386
342
336
326
269
223
212
209
205
164
Wind (km/h)
20
ESE
20
SE
20
ESE
5
SSE
10
SW
15
SSW
15
SSE
20
ESE
20
ESE
15
ENE
10
ENE
15
NNE
30
NNE
5
N
10
WSW
15
NNW
25
N
20
N
30
NNE
30
N
25
NW
20
W
5
SSW
5
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-off
off
off
off
off
cross-off
cross-off
glassy
on
cross
cross
cross
cross-off
cross
cross-on
on
glassy
glassy
High Tide
4:26AM1.53m
4:38PM1.63m
5:04AM1.46m
5:18PM1.52m
5:47AM1.35m
6:04PM1.38m
Low Tide
10:26AM0.11m
10:55PM0.06m
11:04AM0.19m
11:35PM0.17m
11:47AM0.30m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:28
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—
—
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6:28
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—
—
—
—
—
—
6:26
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:49
—
—
—
—
—
—
—
6:49
—
—
—
—
—
—
—
6:50
—
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
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—
—
—
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—
—
—
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Temp °C
20
18
17
23
21
22
23
26
25
23
24
29
31
30
24
20
15
14
15
17
17
15
15
15
Feels °C
15
13
12
21
18
18
18
21
19
18
20
25
25
30
22
17
11
11
10
12
13
12
15
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 Jacobs 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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