Vivonne Bay surfForecast / SA – Kangaroo Island / Australia

information circle12 Day Weather and Surf, issued 3 am Sunday 07 Dec 2025 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
17.1° 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 Sunday (Dec 07) at 4PM. The primary swell is predicted to be 2.3m and 12s period with a secondary swell of 0.4m and 18s. 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 3.0m 14s and forecast to arrive on Tuesday (Dec 09) at 10PM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (ACDT) & Date Wave Height & Period
Next good surf (1 star+) 4PM (Sun 7th Dec)7.5ft (2.3m) 12s
Best Surf 4PM (Sun 7th Dec)7.5ft (2.3m) 12s
Most Powerful10PM (Tue 9th Dec)10ft (3.0m) 14s

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. Warm (max 23°C on Mon morning, min 12°C on Sun night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Warm (max 21°C on Fri morning, min 13°C on Wed night). Winds decreasing (fresh winds from the SE on Wed afternoon, calm by Thu night).

Sunday
07
Monday
08
Tuesday
09
Wednesday
10
Thursday
11
Friday
12
Saturday
13
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
2
2
2
2
1
2
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
Swell
Height Map
Wave Height (m) & direction (?)
2.5
SW
2.3
SW
2
SW
2.1
SW
3
SW
2.1
SW
2.1
SW
2.5
SW
3
SSW
2.5
SSW
2.3
SW
1.8
SW
1.7
SW
1.7
SW
1.7
SW
1.6
SW
1.4
SW
1.3
SW
2.1
SSW
2.1
SSW
1.3
SW
Period(s) (?)131212111212111414131312121213131312121312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2235144610749722233109210832725319524211697100984687499180964953713901481537
Wind
(km/h)
10
S
5
SW
15
NW
20
W
25
WSW
10
WSW
20
SSE
20
SE
25
SE
20
SE
25
SE
25
ESE
30
ESE
25
SE
10
E
10
S
15
SSE
10
SSW
20
S
25
S
20
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off
offoffcross-
off
cross-
off
cross-
on
cross-
on
onononononononcross-
on
cross-
on
crosscrosscross-
on
cross
High Tide
/ height (m)
12:53PM
0.47
2:27AM
1.17
1:05PM
0.50
2:53AM
1.10
1:30PM
0.54
3:17AM
1.02
2:09PM
0.56
3:39AM
0.93
3:05PM
0.58
3:57AM
0.85
4:36PM
0.58
4:07AM
0.76
3:05AM
0.69
Low Tide
/ height (m)
6:28PM
0.18
10:13AM
0.46
6:56PM
0.20
10:28AM
0.50
7:26PM
0.24
10:40AM
0.51
7:56PM
0.32
10:58AM
0.50
8:23PM
0.42
11:31AM
0.48
8:31PM
0.54
12:24PM
0.46
Sunday
07
Monday
08
Tuesday
09
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunrise5:56--5:56--5:56--5:56--5:56--5:56--5:58--
Sunset-8:27--8:28--8:29--8:29--8:30--8:30--8:31-
part cloud
cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
Rain (mm)
---------------------
Temp. °C141715232215141413141414171616211918151413
Feels °C (?)1115111817141199109101311161817181299
  • 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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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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