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Vivonne Bay Surf Forecast
/ SA – Kangaroo Island (8 breaks) / South Australia (91 breaks) /
Surf Forecasts:
Vivonne Bay surfForecast / SA – Kangaroo Island / Australia
16 Day Weather and Surf, issued 2 pm Monday 18 May 2026 ACSTForecast 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
17.6° C
(Which is 1.0°C warmer than normal for this time of year)Best Forecast Surf Conditions for Vivonne Bay this week:
The surf forecast for Vivonne Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (May 18) at 9PM. The primary swell is predicted to be 1.4m and 12s period with a secondary swell of 0.3m and 21s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Vivonne Bay in the next 16 days are 2.2m 19s and forecast to arrive on Tuesday (May 19) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Monday (May 18) at 9PM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Mon 18th May) | 4.5ft (1.4m) 12s |
| Best Surf | 12AM (Wed 20th May) | 6ft (1.9m) 11s |
| Most Powerful | 3AM (Tue 19th May) | 7ft (2.2m) 19s |
Table - best surf conditions forecast for Vivonne Bay over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Very mild (max 18°C on Thu morning, min 14°C on Tue morning). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 2mm), mostly falling on Sat night. Very mild (max 18°C on Thu afternoon, min 13°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
SW 12 | SW 20 | SW 11 | SW 18 | SW 11 | SW 10 | SW 16 | SW 15 | SW 14 | SW 14 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | |
884 | 3169 | 1127 | 2955 | 819 | 831 | 1115 | 2268 | 1918 | 1536 | 710 | 1152 | 1712 | 1618 | 1069 | 1112 | 1131 | 974 | 980 | 882 | 701 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | glassy | cross | cross | cross-off | cross-off | cross-off | off | cross | cross-off | cross-off | off | off | |
High Tide | 00:07AM0.49m | 1:26PM1.19m | 00:04AM0.49m | 1:56PM1.13m | 11:55PM0.52m | 2:25PM1.06m | 11:38PM0.55m | 2:53PM0.96m | 3:19PM0.86m | 3:43PM0.76m | |||||||||||
Low Tide | 8:30PM0.39m | 5:34AM0.18m | 9:11PM0.45m | 5:55AM0.17m | 9:55PM0.51m | 6:17AM0.19m | 10:48PM0.55m | 6:41AM0.25m | 7:01AM0.33m | 7:02AM0.44m | 2:40AM0.53m | ||||||||||
 |  |  | |  |  | | |  | |  | | | | | | | | | | | |
 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 |
 | 5:22 | — | — | 5:21 | — | — | 5:21 | — | — | 5:20 | — | — | 5:20 | — | — | 5:19 | — | — | 5:17 | — | 5:17 |
— | 1 | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | |
Temp °C | 16 | 16 | 15 | 15 | 15 | 17 | 17 | 16 | 18 | 18 | 15 | 17 | 17 | 16 | 18 | 18 | 15 | 14 | 13 | 14 | 16 |
12 | 13 | 10 | 11 | 13 | 15 | 15 | 16 | 17 | 17 | 13 | 14 | 15 | 14 | 15 | 16 | 13 | 10 | 9 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SSW 12 | SSW 19 | SSW 18 | SW 18 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SSW 14 |
 kJ | 884 | 421 | 207 | 448 | 600 | 669 | 1001 | 2268 | 1918 | 1536 | 710 | 1152 | 1712 | 1618 | 1069 | 1112 | 590 | 974 | 980 | 882 | 63 |
Swell 2 Height (m) Direction Period (s) | SW 21 | SSW 20 | SW 18 | — | SSW 18 | SSW 16 | SW 16 | SSW 15 | — | SW 11 | SW 16 | — | — | — | — | — | SSW 11 | S 20 | SW 15 | SW 16 | SW 16 |
| kJ | 72 | 216 | 269 | — | 582 | 597 | 1115 | 929 | — | 585 | 295 | — | — | — | — | — | 97 | 7 | 34 | 67 | 89 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 6 | S 20 | SSW 18 | SSW 16 | SW 20 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 7 | 31 | 49 | 15 |
Wind waves Height (m) Direction Period (s) | W 4 | SW 20 | SW 11 | SW 18 | SW 11 | SW 10 | SW 11 | — | — | — | — | N 3 | N 4 | — | — | W 4 | SW 12 | — | — | — | SW 11 |
| kJ | 9 | 3169 | 1127 | 2955 | 819 | 831 | 898 | — | — | — | — | 5 | 7 | — | — | 11 | 1131 | — | — | — | 701 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 476 | 136 | 651 | 476 | 40 | 40 | 454 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 30 | 3 | 40 | 40 | 40 | 3 | 82 |
Best forecast wave conditions in Kangaroo Island | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.
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 16 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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