Jacobs Bay Surf Break

Lat Long: 32.97° S 17.89° E

Jacobs Bay 48 hour detailed Surf Forecast

Issued: 7 am 07 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jacobs Bay sea temperature is
12.3°C
3.3° 

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 (07 Sep):

  • Morning surf: Morning surf (07 Sep, local time) - 6.5ft (2.0m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (07 Sep, local time) - 6ft (1.9m), 13s period with SW swell.
  • Evening surf: Evening surf (07 Sep, local time) - 5ft (1.5m), 13s period with WSW swell.

The current surf forecast for Jacobs Bay at 12PM is: 2.0m 14s primary swell from a Southwest direction and 0.4m 6s secondary swell from a South direction (forecast issued at 07:00am September 07). The wind direction is predicted to be glassy and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (07 Sep)6.5ft (2.0m)14s
Afternoon (07 Sep)6ft (1.9m)13s
Evening (07 Sep)5ft (1.5m)13s

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


Short Range Forecast

Mostly dry. Warm (max 23°C on Mon afternoon, min 14°C on Wed night). Winds increasing (calm on Mon night, fresh winds from the SSW by Wed afternoon).

Monday
7
Tuesday
8
Wednesday
9
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
3
4
3
3
3
4
3
3
3
2
1
0
1
1
0
0
0
0
0
0
0
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)
1.8
SW
15
1.9
SW
14
2
SW
14
2
SW
13
1.9
SW
13
1.5
WSW
13
1.5
WSW
13
1.3
WSW
12
1.1
SSW
12
1.6
SW
12
1.2
SSW
12
0.9
WSW
12
0.8
SSW
11
0.7
SW
11
0.6
WSW
15
0.9
SW
11
0.7
WSW
14
0.7
SW
14
0.9
WSW
13
0.9
WSW
13
0.9
WSW
13
1
WSW
13
1.2
WSW
13
Wave Graph
Metric surfscale
Energy kJ
1325
1463
1514
1380
1247
745
722
543
361
678
379
203
153
130
146
172
178
189
277
299
265
335
423
Wind (km/h)
10
N
5
N
5
N
10
W
10
S
10
S
10
SE
5
E
0
WNW
5
E
5
S
10
SW
20
S
20
SSE
15
SSE
15
S
15
S
15
S
15
SSW
30
SSW
25
S
25
S
25
S
Wind State
cross
cross
glassy
on
cross
cross
cross-off
glassy
glassy
glassy
cross
cross-on
cross
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
12:45PM1.29m
1:05AM1.34m
1:34PM1.45m
1:52AM1.45m
2:14PM1.59m
Low Tide
6:31AM0.36m
7:01PM0.34m
7:22AM0.23m
7:50PM0.20m
8:04AM0.12m
8:31PM0.08m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:56
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:34
6:35
6:36
 mm
Temp °C
19
18
21
23
21
21
21
22
18
19
21
23
21
21
21
20
17
17
19
17
16
15
15
Feels °C
17
17
21
21
20
19
19
22
18
19
20
21
18
18
18
18
15
15
17
13
12
11
12
  • 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.


Nearest locationNearest