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Surf Forecasts:

Vivonne Bay surfForecast / SA – Kangaroo Island / Australia

information circle12 Day Weather and Surf, issued 3 am Sunday 18 Jan 2026 ACDT
Forecast update in hr  min  s Forecast update imminent
Vivonne Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Vivonne Bay sea temperature is
17.5° C
 (Which is slightly cooler than normal)

Best Forecast Surf Conditions for Vivonne Bay this week:

The surf forecast for Vivonne Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jan 18) at 1PM. The primary swell is predicted to be 1.4m and 14s period with a secondary swell of 1.2m and 9s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Vivonne Bay in the next 12 days are 3.5m 17s and forecast to arrive on Wednesday (Jan 21) at 7AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 4s period and expected on Saturday (Jan 24) at 1PM.

Wave TypeTime (ACDT) & Date Wave Height & Period
Next good surf (1 star+) 1PM (Sun 18th Jan)4.5ft (1.4m) 14s
Best Surf 7AM (Mon 19th Jan)6ft (1.8m) 13s
Most Powerful 7AM (Wed 21st Jan)11ft (3.5m) 17s

Table - best surf conditions forecast for Vivonne Bay over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Mostly dry. Warm (max 31°C on Sun morning, min 16°C on Mon night). Winds increasing (light winds from the WSW on Sun night, fresh winds from the S by Tue afternoon).

Days 3-6 Weather Summary Mostly dry. Warm (max 28°C on Fri morning, min 14°C on Wed night). Winds decreasing (fresh winds from the SSE on Wed night, light winds from the NE by Fri morning).

Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
1
1
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.4
SW
1.3
SW
1.2
SW
1.9
SSW
1.5
SW
2
SSW
1.8
S
2.5
SSW
3
SSW
2.5
SW
2.5
SW
2.1
SW
1.8
SW
1.6
SW
1.3
SW
1.2
SW
1.1
SW
0.8
SW
0.9
SW
1.5
SSW
1.6
SW
Period(s) (?)151414131313232118161615141413131211121616
Wave
Graph
(?)Metric surfscale
Energy kJ (?)78464856512887461297357560276515386530011784125586560045133015525211501267
Wind
(km/h)
10
ENE
15
S
5
WSW
20
SSW
25
SW
30
SSW
30
S
30
S
30
S
30
SSE
30
SSE
35
SE
30
ESE
25
SE
20
ESE
10
ENE
10
SSW
15
NE
35
NNW
20
S
20
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		crosscross-
off		crosscross-
off		crosscrosscrosscross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		oncross-
on		crosscross-
on		cross-
off		crosscross-
off
High Tide
/ height (m)
1:37PM
0.51
1:40AM
1.18
1:56PM
0.55
2:05AM
1.18
2:15PM
0.60
2:29AM
1.16
2:36PM
0.66
2:52AM
1.11
3:00PM
0.72
3:13AM
1.04
3:27PM
0.78
3:30AM
0.94
4:00PM
0.82
3:40AM
0.84
Low Tide
/ height (m)
6:12PM
0.32
9:03AM
0.28
6:50PM
0.29
9:15AM
0.29
7:25PM
0.27
9:26AM
0.30
8:00PM
0.26
9:36AM
0.31
8:34PM
0.28
9:46AM
0.31
9:10PM
0.33
9:56AM
0.31
9:46PM
0.42
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunrise6:22--6:22--6:24--6:26--6:26--6:28--6:28--
Sunset-8:38--8:38--8:37--8:37--8:37--8:37--8:36-
cloud
part cloud
part cloud
clear
clear
cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
Rain (mm)
---------------------
Temp. °C312219181816171716161615161615282627382531
Feels °C (?)28212016141213121212119121111262424322328
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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 Vivonne 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.

View detailed surf forecast for Vivonne Bay at:
surf-forecast.com

Information about the Vivonne Bay Surf forecast

The above surf forecast table for Vivonne Bay provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Vivonne Bay can be found by selecting the local surf guide option on the grey menu. Our Vivonne Bay surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Vivonne Bay) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Vivonne Bay may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Kangaroo Island? If you are looking for accommodation near Vivonne Bay, camping, hotels and holiday cottages in Kangaroo Island, consider staying in Kingscote which is 55 km (34 miles) away.

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