Jacobs Bay Surf Break

Lat Long: 32.97° S 17.89° E

Jacobs Bay 48 hour detailed Surf Forecast

Issued: 7 pm 19 Jul 2026 (local time)

Forecast update in  hr  min

Today's Jacobs Bay sea temperature is
13.9° C
1.4° 

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 (20 Jul):

  • Afternoon surf: Afternoon surf (20 Jul, local time) - 5ft (1.5m), 12s period with SW swell.
  • Evening surf: Evening surf (20 Jul, local time) - 6ft (1.9m), 11s period with SW swell.

The current surf forecast for Jacobs Bay at 12AM is: 2.1m 11s primary swell from a Southwest direction and 0.8m 10s secondary swell from a West direction (forecast issued at 07:00pm July 19). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (20 Jul)--
Afternoon (20 Jul)5ft (1.5m)12s
Evening (20 Jul)6ft (1.9m)11s

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


Short Range Forecast

Mostly dry. Very mild (max 15°C on Sun night, min 13°C on Sun night). Wind will be generally light.

Sun
19
Monday
20
Tuesday
21
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
2
3
3
4
3
3
3
1
2
2
3
3
3
4
2
2
2
2
Swell
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
11
1.8
SW
11
2.1
SW
11
2.3
SW
11
2.1
SW
10
1.9
SW
10
1.8
SW
9
1.6
SW
9
1.6
SW
9
1.1
SW
8
1.1
SW
8
0.8
SSW
16
0.9
SSW
15
1.2
SSW
15
2
SSW
14
2.4
SSW
14
2.5
SW
14
2.5
SW
13
2.5
SW
13
Wave Graph
Metric surfscale
Energy kJ
640
773
1106
1211
934
724
549
437
379
151
151
330
409
576
1582
2156
2609
2532
2318
Wind (km/h)
5
W
15
S
10
S
5
S
5
SSW
5
ESE
0
E
5
WSW
10
SW
10
WSW
5
SW
10
SSE
10
SSE
10
SE
15
SSE
15
S
20
S
20
S
20
S
Wind State
on
cross
cross
cross
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
High Tide
7:01PM1.44m
7:25AM1.19m
7:46PM1.32m
8:18AM1.09m
8:38PM1.21m
Low Tide
1:25AM0.33m
1:22PM0.40m
2:14AM0.43m
2:11PM0.52m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:47
7:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:01
6:02
 mm
Temp °C
15
15
14
13
13
13
13
14
14
14
15
14
13
13
13
14
13
13
13
Feels °C
15
13
13
12
13
13
13
13
12
12
14
13
12
12
11
11
9
9
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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