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Goolwa Rivermouth Surf Forecast
/ SA – East Coast (28 breaks) / South Australia (91 breaks) /
Surf Forecasts:
Goolwa Rivermouth surfForecast / SA – East Coast / Australia
16 Day Weather and Surf, issued 2 pm Sunday 17 May 2026 ACSTForecast update in hr min s Forecast update imminent
Goolwa Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Goolwa Rivermouth sea temperature is
16.8° C
(Which is normal for this time of year)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 Monday (May 18) at 3AM. The primary swell is predicted to be 1.7m and 13s period with a secondary swell of 0.1m and 24s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Goolwa Rivermouth in the next 16 days are 1.7m 14s and forecast to arrive on Sunday (May 17) at 9PM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Mon 18th May) | 5.5ft (1.7m) 13s |
| Best Surf | 3AM (Mon 18th May) | 5.5ft (1.7m) 13s |
| Most Powerful | 9PM (Sun 17th May) | 5.5ft (1.7m) 14s |
Table - best surf conditions forecast for Goolwa Rivermouth over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed morning. Very mild (max 16°C on Sun afternoon, min 14°C on Sun night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Very mild (max 16°C on Wed afternoon, min 13°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 16 | SW 16 | SW 12 | SW 14 | SW 14 | SW 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 12 | |
885 | 1042 | 723 | 580 | 355 | 644 | 715 | 615 | 404 | 748 | 594 | 469 | 1002 | 613 | 651 | 840 | 604 | 451 | 374 | 277 | 220 | |
Wind (km/h) | |||||||||||||||||||||
on | cross-on | glassy | cross-on | cross | on | on | on | cross-on | on | glassy | glassy | cross | off | off | cross-off | glassy | glassy | on | cross-on | cross | |
High Tide | 3:20PM0.99m | 4:03PM1.00m | 4:45PM0.97m | 5:25PM0.91m | 6:50AM0.13m | 6:01PM0.82m | 8:13AM0.21m | 6:31PM0.72m | |||||||||||||
Low Tide | 00:04AM-0.01m | 1:04AM-0.02m | 2:02AM0.01m | 2:47AM0.05m | 3:05AM0.10m | 7:45AM0.13m | 3:03AM0.15m | 8:41AM0.20m | 3:00AM0.18m | ||||||||||||
 |  | | |  | |  | |  | | | | | |  | |  | | |  | | |
 | — | — | 7:03 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — | 7:07 | — | — | 7:07 | — | — | 7:09 |
 | 5:16 | — | — | 5:15 | — | — | 5:15 | — | — | 5:15 | — | — | 5:14 | — | — | 5:14 | — | — | 5:13 | — | 5:13 |
— | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 1 | — | |
Temp °C | 16 | 15 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 16 | 16 | 15 | 15 | 16 | 15 | 16 | 16 | 15 | 13 |
14 | 14 | 14 | 13 | 12 | 11 | 9 | 13 | 13 | 13 | 15 | 15 | 13 | 14 | 12 | 14 | 13 | 14 | 13 | 13 | 10 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 18 | SW 18 | SW 10 | SW 16 | SW 12 | SW 11 | SW 14 | SW 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 12 |
 kJ | 885 | 1042 | 723 | 580 | 355 | 644 | 319 | 319 | 404 | 502 | 594 | 341 | 1002 | 613 | 651 | 840 | 604 | 451 | 374 | 277 | 220 |
Swell 2 Height (m) Direction Period (s) | — | — | S 24 | SSW 21 | SW 20 | SW 20 | — | SW 18 | SW 16 | SW 16 | SW 16 | SW 14 | — | — | — | — | — | — | — | SW 4 | — |
| kJ | — | — | 11 | 45 | 61 | 97 | — | 449 | 395 | 748 | 558 | 469 | — | — | — | — | — | — | — | 7 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | WSW 20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 38 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WSW 4 | — | SW 11 | SW 11 | — | SW 10 | — | — | — | — | — | — | — | — | W 3 | — | SSW 7 |
| kJ | — | — | — | — | 8 | — | 715 | 615 | — | 468 | — | — | — | — | — | — | — | — | 3 | — | 118 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 155 | 155 | 0 | 17 | 15 | 398 | 398 | 155 | 175 | 185 | 0 | 0 | 155 | 0 | 0 | 0 | 0 | 0 | 155 | 184 | 194 |
Best forecast wave conditions in South Australia - East Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Goolwa Rivermouth 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 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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