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Maslin Beach Surf Forecast
/ SA – Adelaide (17 breaks) / South Australia (91 breaks) /
Surf Forecasts:
Maslin Beach surfForecast / SA – Adelaide / Australia
12 Day Weather and Surf, issued 2 pm Thursday 21 Aug 2025 ACST
Best Forecast Surf Conditions for Maslin Beach this week:
The most powerful waves expected at Maslin Beach in the next 12 days are 3.0m 7s and forecast to arrive on Wednesday (Aug 27) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 7s period and expected on Wednesday (Aug 27) at 3PM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 6PM (Wed 27th Aug) | 10ft (3.0m) 7s |
Table - best surf conditions forecast for Maslin Beach over the next 12 days.
Short Range Forecast Mostly dry. Very mild (max 17°C on Thu afternoon, min 10°C on Sat night). Wind will be generally light. | Days 3-6 Weather Summary Moderate rain (total 19mm), heaviest on Mon night. Warm (max 22°C on Mon night, min 10°C on Tue night). Winds increasing (calm on Mon night, strong winds from the NW by Wed morning). | ||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 4 | 4 | 4 | 14 | 10 | 9 | 9 | 9 | 8 | 8 | 4 | 9 | 4 | 4 | 9 | 4 | 6 | 6 | 7 | 6 | 5 | ||
Wave (?)Graph  | |||||||||||||||||||||||
| Energy (?) | 19 | 15 | 20 | 22 | 22 | 20 | 26 | 26 | 17 | 14 | 11 | 2 | 14 | 23 | 13 | 18 | 256 | 219 | 0 | 247 | 67 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross | cross- on | cross | glass | glass | off | cross- off | cross | cross- off | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | on | on | cross- on | ||
High Tide / height (m) | 3:38PM 1.64 | 4:56AM 1.14 | 4:08PM 1.78 | 4:57AM 1.30 | 4:35PM 1.86 | 5:09AM 1.47 | 4:59PM 1.90 | 5:25AM 1.63 | 5:23PM 1.88 | 5:43AM 1.76 | 5:45PM 1.83 | 6:03AM 1.85 | 6:06PM 1.73 | 6:23AM 1.90 | |||||||||
Low Tide / height (m) | 10:49PM 0.21 | 9:49AM 0.62 | 10:57PM 0.13 | 10:19AM 0.43 | 11:09PM 0.06 | 10:48AM 0.27 | 11:23PM 0.02 | 11:15AM 0.16 | 11:38PM -0.00 | 11:42AM 0.10 | 11:53PM -0.00 | 12:08PM 0.08 | 12:09AM 0.02 | ||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | |||||||||||||||||
| Sunrise | - | - | 6:48 | - | - | 6:48 | - | - | 6:47 | - | - | 6:46 | - | - | 6:43 | - | - | 6:43 | - | - | 6:41 | ||
| Sunset | 5:47 | - | - | 5:49 | - | - | 5:49 | - | - | 5:50 | - | - | 5:51 | - | - | 5:52 | - | - | 5:52 | - | - | ||
 |  |  |  |  | | | | | | | | |  |  | |  |  | | | | |||
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 | 4 | 4 | 3 | 4 | 2 | - | 1 | ||
| Temp. °C | 17 | 17 | 14 | 14 | 12 | 12 | 13 | 11 | 17 | 19 | 18 | 20 | 21 | 22 | 14 | 15 | 12 | 12 | 12 | 11 | 12 | ||
| Feels °C (?) | 13 | 12 | 11 | 12 | 11 | 12 | 12 | 8 | 14 | 17 | 10 | 15 | 17 | 14 | 11 | 10 | 5 | 2 | 5 | 7 | 9 | ||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for SA - Adelaide
Still cross-shore at Maslin Beach (light winds from the N at Mount Terrible Radar 11 km from Maslin Beach). 0.1m 13s groundswell from the SW to make surfable waves.
1 h 23 min ago
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 Maslin Beach 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 Maslin Beach Surf forecast
The above surf forecast table for Maslin Beach provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Maslin Beach can be found by selecting the local surf guide option on the grey menu. Our Maslin Beach 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 (Maslin Beach) 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 Maslin Beach 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.
Maslin Beach is 13 km (8 miles) from the very large city of Morphett Vale. If you plan a holiday in Adelaide, look for hotels and other accommodation in Morphett Vale. Morphett Vale has rooms for a wide range of budgets as well as cheap car hire and transport links.
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