Surf Forecasts:
Petrel Cove surf forecast from 4 Aug 2026:
- Best quality surf: Monday 10 Aug, 3AM (local time) - 11ft (3.5m), 11s period, SW swell with cross-offshore winds.
- Most powerful swell: Tuesday 11 Aug, 3PM (local time) - 16ft (5.0m), 15s period, SSW swell with 9,851 kJ wave energy.
- Next surfable swell (1★+): Tuesday 4 Aug, 9PM (local time) - 5ft (1.6m), 10s 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 (Aug 04) at 9PM. The primary swell is predicted to be 1.6m and 10s period with a secondary swell of 0.6m and 15s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Petrel Cove in the next 16 days are 5.0m 15s and forecast to arrive on Tuesday (Aug 11) at 3PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 6s period and expected on Tuesday (Aug 11) at 12AM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Tue 4th Aug) | 5ft (1.6m) 10s |
| Best Surf | 3AM (Mon 10th Aug) | 11ft (3.5m) 11s |
| Most Powerful | 3PM (Tue 11th Aug) | 16ft (5.0m) 15s |
Table - best surf conditions forecast for Petrel Cove over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 14°C on Thu morning, min 8°C on Tue night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 27mm), heaviest during Sun morning. Very mild (max 17°C on Fri afternoon, min 10°C on Sun morning). Winds increasing (light winds from the NNE on Fri morning, strong winds from the WSW by Sun night). | ||||||||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | |||||||||||||||
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 12 | SSW 11 | SSW 10 | SSW 15 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 17 | SSW 17 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 16 | SW 10 | SW 13 | SSW 17 | SSW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1001 | 771 | 473 | 305 | 368 | 657 | 612 | 627 | 1225 | 1431 | 734 | 1571 | 1341 | 1209 | 911 | 621 | 870 | 1622 | 2936 | 5970 | 3576 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | off | cross-off | off | off | cross-off | cross-on | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | off | cross-off | cross | cross-off | off | cross-off |
High Tide | 3:16PM1.03m | 3:59AM1.01m | 3:20PM0.96m | 4:39AM1.06m | 2:51PM0.93m | 5:32AM1.07m | 11:20AM1.18m | 11:49AM1.29m | 12:17PM1.35m | 1:19AM0.55m | |||||||||||
Low Tide | 9:17PM0.47m | 9:14AM0.68m | 9:13PM0.48m | 9:28AM0.85m | 9:08PM0.47m | 8:35AM1.01m | 9:07PM0.45m | 9:11PM0.43m | 9:20PM0.42m | 9:28PM0.43m | |||||||||||
 | |  |  | | | | |  | | |  |  | |  |  | | | | | | |
 | 7:09 | — | — | 7:07 | — | — | 7:07 | — | — | 7:05 | — | — | 7:05 | — | — | 7:03 | — | — | 7:03 | — | — |
 | — | 5:34 | — | — | 5:35 | — | — | 5:36 | — | — | 5:36 | — | — | 5:37 | — | — | 5:37 | — | — | 5:38 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 12 | 6 | 1 | 4 | — | — | 1 |
Temp °C | 12 | 12 | 11 | 13 | 12 | 12 | 14 | 14 | 12 | 16 | 17 | 16 | 14 | 11 | 14 | 13 | 12 | 11 | 14 | 14 | 13 |
Feels °C | 8 | 9 | 9 | 11 | 9 | 9 | 11 | 12 | 12 | 12 | 14 | 12 | 8 | 5 | 8 | 6 | 3 | 2 | 9 | 8 | 6 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 11 | SSW 10 | SSW 9 | SSW 8 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 17 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 16 | SSW 20 | SW 13 | SSW 17 | SSW 15 |
| kJ | 1001 | 771 | 473 | 202 | 112 | 657 | 612 | 627 | 1225 | 1431 | 561 | 1571 | 1341 | 1209 | 911 | 621 | 870 | 1145 | 2936 | 5970 | 3576 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 20 | SSW 15 | SSW 14 | S 8 | S 7 | S 8 | S 5 | SSW 20 | SSW 17 | — | — | — | — | — | SW 24 | SSW 15 | SSW 17 | — | — |
| kJ | 201 | 193 | 234 | 305 | 269 | 57 | 27 | 48 | 15 | 151 | 734 | — | — | — | — | — | 23 | 288 | 2251 | — | — |
Swell 3 Height (m) Direction Period (s) | — | SSW 15 | SSW 15 | SSW 19 | SSW 18 | — | SSE 9 | — | — | SE 6 | S 8 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 362 | 45 | 295 | 368 | — | 8 | — | — | 9 | 4 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NW 3 | — | SW 4 | — | NW 6 | NNW 3 | N 3 | N 4 | N 4 | N 4 | NNW 4 | WSW 7 | SW 10 | — | WNW 4 | WNW 6 |
| kJ | — | — | — | — | — | 5 | — | 12 | — | 9 | 4 | 3 | 23 | 14 | 21 | 39 | 265 | 1622 | — | 8 | 244 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 129 | 0 | 0 | 0 | 0 | 0 | 152 | 0 | 0 | 0 | 0 | 8 | 8 | 519 | 691 | 335 | 404 | 154 | 11 | 579 |
Best forecast wave conditions in South Australia - East Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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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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