Jacobs Bay Surf Break

Lat Long: 32.97° S 17.89° E

Jacobs Bay 48 hour detailed Surf Forecast

Issued: 7 am 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Jacobs Bay sea temperature is
12.8° C
2.7° 

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 (17 Aug):

  • Morning surf: Morning surf (17 Aug, local time) - 10ft (3.0m), 13s period with WSW swell.
  • Afternoon surf: Afternoon surf (17 Aug, local time) - 8ft (2.5m), 13s period with WSW swell.
  • Evening surf: Evening surf (17 Aug, local time) - 8ft (2.5m), 13s period with WSW swell.

The current surf forecast for Jacobs Bay at 12PM is: 3.0m 13s primary swell from a West-southwest direction (forecast issued at 07:00am August 17). The wind direction is predicted to be cross-shore and the swell rating is 11.

Time (SAST) & DateWave HeightWave Period
Morning (17 Aug)10ft (3.0m)13s
Afternoon (17 Aug)8ft (2.5m)13s
Evening (17 Aug)8ft (2.5m)13s

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


Short Range Forecast

Mostly dry. Very mild (max 17°C on Mon afternoon, min 12°C on Tue night). Winds increasing (light winds from the N on Mon morning, fresh winds from the S by Tue afternoon).

Monday
17
Tuesday
18
Wednesday
19
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
3
4
3
3
3
3
1
1
!
!
!
!
!
1
1
2
2
4
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)
3
WSW
13
3
WSW
13
3
WSW
13
2.5
WSW
13
2.5
WSW
13
2.5
WSW
13
2.5
WSW
13
2.4
WSW
13
2.3
WSW
13
2.4
WSW
13
2.3
WSW
12
1.7
SSW
13
2.3
SW
13
3
SW
13
3
SW
12
3
SW
12
3
SW
12
3
SW
12
2.5
SW
12
2.5
SW
12
2.5
SW
12
2.5
SW
12
2.3
SW
12
Wave Graph
Metric surfscale
Energy kJ
3186
2875
2586
2412
2084
2279
2116
2026
1820
1879
1667
948
1847
2702
2846
2665
2495
2221
2073
2073
1731
1731
1565
Wind (km/h)
5
NNW
10
N
15
NNW
15
NW
15
W
15
SSW
15
SSE
15
SSE
15
SSE
20
SSE
25
SSE
25
S
30
S
30
S
25
S
20
S
20
S
20
S
25
S
25
S
20
S
20
S
15
SSE
Wind State
cross-on
cross
cross
cross-on
on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross-off
High Tide
5:58AM1.34m
6:13PM1.44m
6:34AM1.23m
6:49PM1.30m
7:14AM1.11m
7:31PM1.16m
Low Tide
11:57AM0.26m
00:32AM0.30m
12:31PM0.39m
1:09AM0.43m
1:08PM0.52m
clear
cloud
cloud
part cloud
part cloud
cloud
part cloud
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>
7:24
7:22
7:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:21
6:21
6:22
 mm
Temp °C
14
15
16
17
17
15
14
14
14
14
14
15
14
13
13
12
12
12
13
14
14
14
14
Feels °C
14
15
15
15
16
14
12
12
12
11
10
10
8
7
8
8
8
8
8
9
10
11
11
  • 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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