Surf Forecasts:
Petrel Cove surf forecast from 7 Sep 2026:
- Best quality surf: Thursday 10 Sep, 3AM (local time) - 13ft (4.0m), 16s period, SSW swell with cross-onshore winds.
- Most powerful swell: Wednesday 9 Sep, 9AM (local time) - 13ft (4.0m), 19s period, SSW swell with 10,466 kJ wave energy.
- Next surfable swell (1★+): Tuesday 8 Sep, 6AM (local time) - 4.5ft (1.4m), 18s period with SSW swell.
Best Forecast Surf Conditions for Petrel Cove this week:
The surf forecast for Petrel Cove over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 08) at 6AM. The primary swell is predicted to be 1.4m and 18s period with a secondary swell of 1.5m and 13s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Petrel Cove in the next 16 days are 4.0m 19s and forecast to arrive on Wednesday (Sep 09) at 9AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Sunday (Sep 13) at 12PM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Tue 8th Sep) | 4.5ft (1.4m) 18s |
| Best Surf | 3AM (Thu 10th Sep) | 13ft (4.0m) 16s |
| Most Powerful | 9AM (Wed 9th Sep) | 13ft (4.0m) 19s |
Table - best surf conditions forecast for Petrel Cove over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 13°C on Mon morning, min 8°C on Mon night). Winds increasing (calm on Tue morning, fresh winds from the S by Tue night). | Days 4-6 Weather SummaryMostly dry. Warm (max 20°C on Sat morning, min 9°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||
Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | S 13 | SSW 19 | SSW 17 | SSW 17 | SSW 16 | SSW 19 | SSW 18 | S 17 | SSW 16 | SSW 16 | S 14 | S 14 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 710 | 812 | 834 | 2434 | 2215 | 2300 | 10466 | 9620 | 8585 | 5386 | 3924 | 2853 | 1867 | 2523 | 2455 | 1453 | 811 | 1138 | 696 | 475 | 461 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | glassy | cross-on | on | on | on | cross-on | cross-on | on | cross-on | cross | cross-on | cross-off | cross-off | off | cross-off | off | off | off |
High Tide | 11:43AM1.19m | 12:08PM1.21m | 00:51AM0.61m | 12:30PM1.19m | 00:40AM0.68m | 12:49PM1.13m | 00:46AM0.77m | 1:06PM1.06m | 1:02AM0.88m | 1:20PM1.00m | 1:23AM0.98m | 1:33PM0.94m | 1:48AM1.06m | ||||||||
Low Tide | 8:36PM0.36m | 8:36PM0.41m | 4:25AM0.53m | 8:21PM0.46m | 5:29AM0.43m | 7:50PM0.48m | 6:11AM0.36m | 7:22PM0.45m | 6:46AM0.33m | 7:10PM0.40m | 7:17AM0.34m | 7:11PM0.33m | |||||||||
 |  |  | | |  | | | | | | | | | | | | | | | | |
 | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — |
 | — | 6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 6:01 | — | — | 6:02 | — | — | 6:02 | — | — | 6:04 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 11 | 10 | 13 | 13 | 12 | 12 | 11 | 10 | 11 | 11 | 10 | 14 | 15 | 15 | 20 | 20 | 19 | 21 | 23 | 23 |
Feels °C | 10 | 7 | 7 | 11 | 9 | 6 | 4 | 5 | 4 | 8 | 7 | 6 | 12 | 13 | 13 | 17 | 17 | 16 | 14 | 18 | 17 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 13 | SSW 12 | SSW 17 | SSW 17 | SSW 16 | SSW 19 | SSW 18 | S 17 | SSW 16 | SSW 16 | S 14 | S 14 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 15 |
| kJ | 710 | 812 | 834 | 2434 | 2215 | 2300 | 10466 | 9620 | 8585 | 5386 | 3924 | 2853 | 1867 | 2523 | 2455 | 1453 | 811 | 1138 | 696 | 475 | 461 |
Swell 2 Height (m) Direction Period (s) | SSW 21 | SSW 20 | SSW 19 | — | — | — | — | — | — | — | S 26 | — | S 13 | — | — | — | SSW 18 | — | — | — | — |
| kJ | 45 | 239 | 830 | — | — | — | — | — | — | — | 13 | — | 1107 | — | — | — | 257 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 77 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 7 | — | — | — | — | S 5 | S 8 | — | — | — | — | — | — | — | — | — | — | NNE 3 | NNW 3 | NNW 4 | NW 3 |
| kJ | 2 | — | — | — | — | 78 | 839 | — | — | — | — | — | — | — | — | — | — | 1 | 10 | 18 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 129 | 129 | 9 | 0 | 129 | 163 | 1067 | 1434 | 129 | 129 | 159 | 9 | 7 | 9 | 7 | 0 | 0 | 0 | 0 | 5 | 0 |
Best forecast wave conditions in South Australia - East Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Petrel Cove 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 Petrel Cove Surf forecast
The above surf forecast table for Petrel Cove provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Petrel Cove can be found by selecting the local surf guide option on the grey menu. Our Petrel Cove 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 (Petrel Cove) 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 Petrel Cove 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.
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