Vivonne Bay surfForecast / SA – Kangaroo Island / Australia

information circle12 Day Weather and Surf, issued 9 am Friday 06 Mar 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
18.9° C
(Which is slightly warmer than usual)

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 Monday (Mar 09) at 7AM. The primary swell is predicted to be 1.9m and 13s period with a secondary swell of 0.8m and 6s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Vivonne Bay in the next 12 days are 3.5m 15s and forecast to arrive on Friday (Mar 06) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 4s period and expected on Wednesday (Mar 11) at 7PM.

Wave TypeTime (ACDT) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Mon 9th Mar)6ft (1.9m) 13s
Best Surf 7AM (Mon 9th Mar)6ft (1.9m) 13s
Most Powerful 4PM (Fri 6th Mar)11ft (3.5m) 15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Very mild (max 19°C on Fri afternoon, min 14°C on Sun night). Wind will be generally light.

Days 3-6 Weather Summary Some drizzle, heaviest during Wed night. Warm (max 25°C on Tue afternoon, min 15°C on Mon night). Winds increasing (calm on Tue afternoon, strong winds from the SSE by Wed night).

Friday
06
Saturday
07
Sunday
08
Monday
09
Tuesday
10
Wednesday
11
Thursday
12
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
3
2
2
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
4
SW
3.5
SW
3
SW
3
SW
3
SSW
3
SW
2.5
SW
2.4
SW
2.1
SW
1.8
SW
1.6
SW
1.3
SSW
1
SSW
1.2
SW
1.3
SW
1.1
SW
1.5
SW
2.4
SSW
4
SSW
3.5
SSW
3
S
Period(s) (?)16151514151514141313121212121214131210109
Wave
Graph
(?)Metric surfscale
Energy kJ (?)68195744428435174372382028432258150210607665002944284484107211605356522161437
Wind
(km/h)
5
SSW
15
SSW
10
S
20
S
20
SSE
30
SE
20
ESE
20
SE
15
SE
10
S
15
SSE
5
NNE
5
WNW
5
W
10
NNE
15
SE
25
S
40
SSE
40
SSE
35
SSE
35
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
on
cross-
on
cross-
on
ononcross-
on
oncross-
on
cross-
on
glassglassglasscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
2:33PM
0.99
2:22AM
0.90
2:56PM
1.02
2:31AM
0.86
3:20PM
1.02
2:39AM
0.82
3:45PM
1.00
2:42AM
0.78
4:12PM
0.95
2:34AM
0.74
4:42PM
0.89
1:52AM
0.72
5:22PM
0.81
12:03AM
0.76
Low Tide
/ height (m)
8:36PM
0.31
8:28AM
0.18
8:59PM
0.36
8:41AM
0.16
9:22PM
0.42
8:54AM
0.15
9:44PM
0.50
9:06AM
0.17
10:04PM
0.58
9:14AM
0.20
10:20PM
0.66
9:12AM
0.24
9:37PM
0.75
Friday
06
Saturday
07
Sunday
08
Monday
09
Tuesday
10
Wednesday
11
Thursday
12
Sunrise7:11--7:11--7:11--7:13--7:13--7:15--7:16--
Sunset-7:52--7:52--7:50--7:49--7:47--7:45--7:45-
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
part cloud
part cloud
cloud
Rain (mm)
-----------------1---
Temp. °C181917171717161615161616232522201917161615
Feels °C (?)181716141312121212151415222419181511888
  • 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

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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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