Jacobs Bay Surf Break

Lat Long: 32.97° S 17.89° E

Jacobs Bay 48 hour detailed Surf Forecast

Issued: 1 pm 13 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jacobs Bay sea temperature is
13.7°C
1.9° 

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 (13 Sep):

  • Morning surf: Morning surf (13 Sep, local time) - 7.5ft (2.3m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (13 Sep, local time) - 7ft (2.1m), 14s period with SW swell.
  • Evening surf: Evening surf (13 Sep, local time) - 6ft (1.8m), 13s period with SW swell.

The current surf forecast for Jacobs Bay at 8PM is: 1.8m 13s primary swell from a Southwest direction and 0.7m 7s secondary swell from a South direction, 0.6m 4s secondary swell from a North direction (forecast issued at 01:00pm September 13). The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (13 Sep)7.5ft (2.3m)14s
Afternoon (13 Sep)7ft (2.1m)14s
Evening (13 Sep)6ft (1.8m)13s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Tue night. Very mild (max 16°C on Sun afternoon, min 13°C on Tue night). Mainly strong winds.

Sun
13
Monday
14
Tuesday
15
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
0
0
0
0
0
0
1
0
0
0
0
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.3
SW
14
2.2
SW
14
2.1
SW
14
1.8
SW
13
1.8
SW
13
1.6
SW
13
1.4
SW
13
1.4
SW
13
1.3
SW
12
1.2
SW
12
1.1
SW
12
1.9
NW
8
1.8
NW
8
1.6
NW
8
1
SW
11
1
SW
11
0.9
SW
11
0.8
SW
17
1.3
SW
16
1.7
SW
16
2.5
SW
15
Wave Graph
Metric surfscale
Energy kJ
2085
1864
1541
1102
1099
814
653
639
546
416
355
403
350
297
242
224
191
354
909
1384
2699
Wind (km/h)
25
N
20
NNW
15
NNW
20
NNE
25
N
25
N
25
N
25
N
35
N
35
N
35
N
25
N
25
N
25
NNW
20
NW
25
NNW
30
NNW
35
NNW
30
NNW
25
NNW
25
NNW
Wind State
cross
cross-on
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
High Tide
4:29PM1.64m
4:49AM1.47m
5:00PM1.54m
5:19AM1.37m
5:30PM1.41m
Low Tide
10:19AM0.08m
10:45PM0.07m
10:50AM0.17m
11:15PM0.17m
11:19AM0.27m
light rain
light rain
cloud
part cloud
light rain
light rain
light rain
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:37
6:38
6:38
 mm
1
1
1
1
1
2
Temp °C
18
16
15
14
14
14
14
14
14
15
14
14
14
14
15
15
15
15
15
15
14
Feels °C
15
14
13
11
10
10
10
10
8
10
8
10
11
11
12
12
10
10
11
11
10
  • 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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