Surf Forecasts:
Goolwa Rivermouth surf forecast from 15 Jun 2026:
- Best quality surf: Friday 19 Jun, 6PM (local time) - 11ft (3.5m), 17s period, SW swell with cross-onshore winds.
- Most powerful swell: Friday 19 Jun, 6PM (local time) - 11ft (3.5m), 17s period, SW swell with 6,323 kJ wave energy.
- Next surfable swell (1★+): Tuesday 16 Jun, 12AM (local time) - 4ft (1.2m), 12s period with SW swell.
Best Forecast Surf Conditions for Goolwa Rivermouth this week:
The surf forecast for Goolwa Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jun 16) at 12AM. The primary swell is predicted to be 1.2m and 12s period with a secondary swell of 0.4m and 20s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Goolwa Rivermouth in the next 16 days are 3.5m 17s and forecast to arrive on Friday (Jun 19) 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 1.6m 5s period and expected on Thursday (Jun 18) at 9PM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Tue 16th Jun) | 4ft (1.2m) 12s |
| Best Surf | 6PM (Fri 19th Jun) | 11ft (3.5m) 17s |
| Most Powerful | 6PM (Fri 19th Jun) | 11ft (3.5m) 17s |
Table - best surf conditions forecast for Goolwa Rivermouth over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 24mm), heaviest during Mon night. Warm (max 20°C on Tue night, min 12°C on Wed night). Mainly fresh winds. | Days 5-7 Weather SummaryLight rain (total 8mm), mostly falling on Fri night. Very mild (max 15°C on Fri morning, min 11°C on Sat night). Winds decreasing (strong winds from the WNW on Thu night, light winds from the E by Sun afternoon). | ||||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 12 | WSW 17 | SW 16 | SW 14 | SW 14 | SW 13 | SW 12 | SW 12 | SW 12 | SW 20 | SW 10 | SW 12 | SW 16 | SSW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SSW 15 | SSW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 407 | 1436 | 1412 | 833 | 595 | 342 | 227 | 169 | 172 | 408 | 3147 | 3232 | 1892 | 1141 | 1178 | 623 | 606 | 548 | 671 | 949 | 899 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | on | on | cross | cross-off | cross | off | cross-off | glassy |
High Tide | 3:27PM1.03m | 4:06PM1.01m | 6:19AM0.13m | 4:39PM0.96m | 5:49AM0.19m | 5:06PM0.88m | 6:06AM0.28m | 5:27PM0.78m | 6:40AM0.37m | 5:41PM0.67m | 7:24AM0.46m | 5:43PM0.58m | |||||||||
Low Tide | 00:09AM-0.09m | 00:36AM-0.06m | 00:54AM-0.00m | 7:20AM0.12m | 1:00AM0.06m | 8:55AM0.15m | 00:58AM0.10m | 9:57AM0.20m | 00:55AM0.12m | 10:54AM0.27m | 00:55AM0.12m | 11:52AM0.35m | |||||||||
 |  | |  | |  |  |  |  | |  | | | | |  | | | | |  | |
 | — | 7:22 | — | — | 7:22 | — | — | 7:22 | — | — | 7:22 | — | — | 7:22 | — | — | 7:22 | — | — | 7:22 | — |
 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 |
mm | 9 | 2 | 1 | — | 3 | 7 | 2 | — | — | 1 | 1 | 2 | 4 | — | — | — | — | — | — | — | — |
Temp °C | 18 | 16 | 17 | 20 | 17 | 16 | 17 | 14 | 14 | 14 | 15 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 12 | 12 |
Feels °C | 15 | 13 | 15 | 16 | 15 | 12 | 12 | 7 | 7 | 5 | 9 | 8 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 16 | SW 16 | SW 14 | SW 14 | SW 13 | SW 12 | SW 12 | SW 12 | SW 20 | — | SW 17 | SW 16 | SSW 9 | SSW 16 | SSW 10 | SSW 9 | SW 14 | SW 14 | SSW 15 | SSW 14 |
| kJ | 407 | 1436 | 1412 | 833 | 595 | 342 | 227 | 169 | 172 | 408 | — | 1560 | 1057 | 572 | 811 | 529 | 271 | 548 | 671 | 949 | 899 |
Swell 2 Height (m) Direction Period (s) | SW 20 | WSW 17 | SSW 16 | SSW 15 | S 10 | S 10 | — | W 5 | SW 23 | SSW 12 | — | — | SW 16 | SSW 16 | SW 16 | SW 15 | SW 14 | S 9 | S 8 | — | — |
| kJ | 97 | 1405 | 1040 | 656 | 8 | 2 | — | 11 | 86 | 96 | — | — | 1892 | 1141 | 1178 | 623 | 606 | 158 | 64 | — | — |
Swell 3 Height (m) Direction Period (s) | — | S 11 | S 11 | S 10 | — | — | S 9 | SW 25 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 40 | 21 | 8 | — | — | 2 | 25 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 3 | N 3 | NNE 4 | NE 3 | N 3 | NE 3 | NW 4 | NNW 4 | NNW 4 | W 6 | SW 10 | SW 12 | SW 10 | — | SSW 9 | — | — | — | — | — | — |
| kJ | 3 | 5 | 13 | 5 | 6 | 2 | 16 | 24 | 50 | 255 | 3147 | 3232 | 1081 | — | 619 | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 10 | 17 | 15 | 330 | 508 | 792 | 554 | 17 | 771 | 155 | 10 | 0 | 19 | 0 | 0 | 0 |
Best forecast wave conditions in South Australia - East Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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Information about the Goolwa Rivermouth Surf forecast
The above surf forecast table for Goolwa Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Goolwa Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Goolwa Rivermouth 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 (Goolwa Rivermouth) 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 Goolwa Rivermouth 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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