Surf Forecasts:
Cactus surf forecast from 20 Jun 2026:
- Best quality surf: Sunday 21 Jun, 12AM (local time) - 4.5ft (1.4m), 15s period, SW swell with cross-offshore winds.
- Most powerful swell: Saturday 20 Jun, 6PM (local time) - 5ft (1.6m), 15s period, SW swell with 1,074 kJ wave energy.
- Next surfable swell (1★+): Sunday 21 Jun, 12AM (local time) - 4.5ft (1.4m), 15s period with SW swell.
Best Forecast Surf Conditions for Cactus this week:
The surf forecast for Cactus over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 21) at 12AM. The primary swell is predicted to be 1.4m and 15s period with a secondary swell of 1.2m and 15s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Cactus in the next 16 days are 1.6m 15s and forecast to arrive on Saturday (Jun 20) at 6PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Saturday (Jun 27) at 9AM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Sun 21st Jun) | 4.5ft (1.4m) 15s |
| Best Surf | 12AM (Sun 21st Jun) | 4.5ft (1.4m) 15s |
| Most Powerful | 6PM (Sat 20th Jun) | 5ft (1.6m) 15s |
Table - best surf conditions forecast for Cactus over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Sat morning. Very mild (max 14°C on Sat morning, min 12°C on Sat night). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Very mild (max 16°C on Thu afternoon, min 12°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||||
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) | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 16 | SW 15 | SW 19 |
Wave Graph  | |||||||||||||||||||||
 kJ | 480 | 1163 | 784 | 297 | 331 | 468 | 410 | 355 | 335 | 346 | 525 | 520 | 457 | 437 | 380 | 252 | 207 | 167 | 361 | 415 | 354 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | glassy | off | off | off | off | cross-off | glassy | cross-off | cross-on | on | on |
High Tide | 2:28PM1.05m | 2:23AM0.71m | 2:39PM0.97m | 3:13AM0.69m | 2:47PM0.88m | 4:39AM0.66m | 2:31PM0.79m | 11:19AM0.77m | 10:33AM0.89m | 9:43PM0.52m | 10:52AM1.02m | 10:48PM0.58m | |||||||||
Low Tide | 9:04PM0.38m | 7:58AM0.35m | 9:26PM0.37m | 8:19AM0.48m | 9:57PM0.37m | 8:22AM0.61m | 10:44PM0.39m | 1:01AM0.42m | 6:35PM0.49m | 6:07PM0.40m | |||||||||||
 |  |  | |  |  | |  |  | | | | | | | | |  | | | | |
 | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:39 | — | — | 7:39 | — | — |
 | — | 5:39 | — | — | 5:40 | — | — | 5:40 | — | — | 5:40 | — | — | 5:40 | — | — | 5:42 | — | — | 5:42 | — |
mm | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 |
Temp °C | 14 | 14 | 14 | 13 | 14 | 13 | 13 | 14 | 14 | 14 | 15 | 15 | 14 | 15 | 15 | 15 | 16 | 15 | 15 | 16 | 16 |
Feels °C | 9 | 9 | 11 | 11 | 12 | 10 | 8 | 10 | 11 | 11 | 13 | 11 | 10 | 11 | 11 | 12 | 14 | 12 | 10 | 11 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 16 | SW 15 | SW 15 |
| kJ | 480 | 1163 | 784 | 297 | 331 | 468 | 410 | 355 | 335 | 346 | 525 | 520 | 457 | 437 | 380 | 252 | 207 | 167 | 361 | 415 | 309 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 15 | SSW 9 | S 9 | SSW 9 | S 8 | — | S 8 | — | — | — | — | — | — | — | SW 23 | SW 18 | SW 11 | SW 21 | SW 19 |
| kJ | — | — | 614 | 119 | 57 | 25 | 33 | — | 10 | — | — | — | — | — | — | — | 21 | 157 | 82 | 274 | 354 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 24 | SW 23 | SW 22 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 23 | 85 | 163 | — | — |
Wind waves Height (m) Direction Period (s) | SSW 10 | SSW 15 | — | — | — | — | N 2 | NW 3 | — | — | — | — | — | — | — | — | — | — | NE 3 | N 3 | N 4 |
| kJ | 436 | 93 | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 18 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 491 | 491 | 0 | 0 | 0 | 0 | 178 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 510 | 491 |
Best forecast wave conditions in Nullarbor | |||||||||||||||||||||
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 Cactus 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 Cactus Surf forecast
The above surf forecast table for Cactus provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cactus can be found by selecting the local surf guide option on the grey menu. Our Cactus 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 (Cactus) 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 Cactus 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 Nullarbor? If you are looking for accommodation near Cactus, camping, hotels and holiday cottages in Nullarbor, consider staying in Thevenard which is 63 km (39 miles) away.
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