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Beachport Surf Forecast
/ SA – East Coast (28 breaks) / South Australia (91 breaks) /
Surf Forecasts:
Beachport surfForecast / SA – East Coast / Australia
12 Day Weather and Surf, issued 8 am Monday 15 Sep 2025 ACST
Best Forecast Surf Conditions for Beachport this week:
The surf forecast for Beachport over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 17) at 9AM. The primary swell is predicted to be 5.5m and 15s period with a secondary swell of 4.5m and 15s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Beachport in the next 12 days are 6.0m 14s and forecast to arrive on Saturday (Sep 20) at 6AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Thursday (Sep 18) at 9AM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Wed 17th Sep) | 18ft (5.5m) 15s |
| Best Surf | 9AM (Wed 17th Sep) | 18ft (5.5m) 15s |
| Most Powerful | 6AM (Sat 20th Sep) | 20ft (6.0m) 14s |
Table - best surf conditions forecast for Beachport over the next 12 days.
Short Range Forecast Light rain (total 4mm), mostly falling on Mon afternoon. Very mild (max 19°C on Mon morning, min 8°C on Wed night). Winds decreasing (near gales from the NNW on Mon morning, light winds from the NNW by Wed night). | Days 3-6 Weather Summary Light rain (total 8mm), mostly falling on Fri afternoon. Very mild (max 14°C on Thu morning, min 11°C on Fri afternoon). Winds increasing (light winds from the WNW on Thu afternoon, near gales from the NW by Fri morning). | ||||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 15 | 14 | 12 | 12 | 13 | 16 | 15 | 14 | 13 | 12 | 12 | 12 | 11 | 11 | 15 | 14 | 14 | 14 | 15 | 16 | 16 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 1850 | 1152 | 718 | 3798 | 6538 | 11797 | 13241 | 6408 | 2830 | 1355 | 1609 | 1332 | 2859 | 3453 | 11309 | 8893 | 7349 | 7207 | 14253 | 11619 | 8112 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | off | cross- off | cross | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- on | cross- on | cross | cross |
High Tide / height (m) | 12:23PM 0.64 | 5:21AM 11:58AM 0.62 0.69 | 11:42AM 0.73 | 11:41AM 0.75 | 12:30AM 0.32 | 11:48AM 0.76 | 11:47PM 0.42 | 11:59AM 0.76 | 11:54PM 0.53 | 12:10PM 0.74 | 12:12AM 0.63 | ||||||||||
Low Tide / height (m) | 8:27PM -0.01 | 7:05AM 0.61 | 8:42PM 0.06 | 8:38PM 0.15 | 7:52PM 0.23 | 4:03AM 0.28 | 7:00PM 0.26 | 5:00AM 0.22 | 6:34PM 0.25 | 5:38AM 0.17 | 6:27PM 0.21 | ||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||
| Sunrise | 6:11 | - | - | 6:09 | - | - | 6:07 | - | - | 6:07 | - | - | 6:05 | - | - | 6:03 | - | - | 6:01 | - | - |
| Sunset | - | 5:59 | - | - | 6:00 | - | - | 6:00 | - | - | 6:01 | - | - | 6:02 | - | - | 6:02 | - | - | 6:04 | - |
 |  |  |  |  |  | | |  |  | | | | |  | | | | | | | |
Rain (mm) | - | 1 | - | 2 | - | 1 | - | - | - | - | - | - | 1 | 5 | 1 | - | 1 | - | - | - | 1 |
| Temp. °C | 19 | 16 | 14 | 12 | 12 | 11 | 12 | 12 | 11 | 14 | 14 | 13 | 13 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 13 |
| Feels °C (?) | 8 | 9 | 7 | 3 | 2 | 0 | 4 | 6 | 6 | 7 | 11 | 9 | 3 | -2 | 1 | 2 | 1 | 3 | 5 | 6 | 6 |
- Map Icons:
Break
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 - East Coast
Cross-off wind 40 km from Beachport has swung offshore (fresh winds from the NNW at Robe Airfield). 3.2m 14s groundswell from the W with a 2.1m 14s groundswell from the SW. 2 swells combining so expect closeout sets.
40 km away, 48 min ago
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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 Beachport 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 Beachport Surf forecast
The above surf forecast table for Beachport provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Beachport can be found by selecting the local surf guide option on the grey menu. Our Beachport 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 (Beachport) 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 Beachport 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 South Australia - East Coast? If you are looking for accommodation near Beachport, camping, hotels and holiday cottages in South Australia - East Coast, consider staying in Mount Gambier which is 77 km (48 miles) away. Alternatively, find information about places to stay and car hire in Allendale East which is 84 km (52 miles) away
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