
Surf Forecasts:
Cactus surf forecast from 23 Sep 2026:
- Best quality surf: Saturday 26 Sep, 3AM (local time) - 3ft (0.9m), 14s period, SW swell with cross-offshore winds.
- Most powerful swell: Saturday 26 Sep, 9AM (local time) - 6ft (1.9m), 20s period, SSW swell with 2,632 kJ wave energy.
- Next surfable swell (1★+): Thursday 24 Sep, 12AM (local time) - 3.5ft (1.1m), 14s 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 Thursday (Sep 24) at 12AM. The primary swell is predicted to be 1.1m and 14s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Cactus in the next 16 days are 1.9m 20s and forecast to arrive on Saturday (Sep 26) at 9AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Tuesday (Sep 29) at 3AM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Thu 24th Sep) | 3.5ft (1.1m) 14s |
| Best Surf | 3AM (Sat 26th Sep) | 3ft (0.9m) 14s |
| Most Powerful | 9AM (Sat 26th Sep) | 6ft (1.9m) 20s |
Table - best surf conditions forecast for Cactus over the next 16 days.
Short Range ForecastMostly dry. Warm (max 29°C on Wed afternoon, min 14°C on Fri night). Winds increasing (light winds from the W on Wed night, fresh winds from the SSE by Sat morning). | Days 5-7 Weather SummaryLight rain (total 3mm), mostly falling on Tue morning. Warm (max 25°C on Mon night, min 12°C on Sat afternoon). Mainly strong winds. | |||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | ||||||||||||||
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 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 14 | SW 14 | SSW 20 | SW 18 | SW 17 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 13 | SW 16 | SW 16 | SW 16 |
Wave Graph | ||||||||||||||||||||
581 | 478 | 340 | 320 | 221 | 137 | 269 | 346 | 2632 | 1778 | 1282 | 823 | 619 | 415 | 241 | 184 | 112 | 381 | 573 | 339 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross | cross-on | cross-off | cross-off | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | on | cross-on | cross-off |
High Tide | 11:50PM0.90m | 11:39AM1.26m | 11:58PM1.04m | 11:59AM1.31m | 00:13AM1.17m | 12:19PM1.31m | 00:30AM1.28m | 12:39PM1.26m | 00:50AM1.37m | 12:57PM1.18m | 1:10AM1.42m | 1:11PM1.06m | 1:30AM1.41m | |||||||
Low Tide | 5:58PM0.11m | 5:24AM0.19m | 6:03PM0.03m | 5:46AM0.06m | 6:14PM-0.02m | 6:10AM-0.03m | 6:27PM-0.06m | 6:36AM-0.08m | 6:40PM-0.07m | 7:01AM-0.07m | 6:52PM-0.07m | 7:26AM-0.01m | 7:03PM-0.07m | |||||||
— | — | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | |
6:34 | — | — | 6:35 | — | — | 6:35 | — | — | 6:36 | — | — | 6:36 | — | — | 6:37 | — | — | 6:37 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 4 | — |
Temp °C | 29 | 25 | 23 | 21 | 18 | 22 | 21 | 16 | 14 | 13 | 13 | 13 | 15 | 15 | 22 | 24 | 25 | 19 | 25 | 19 |
Feels °C | 25 | 20 | 20 | 18 | 17 | 21 | 17 | 15 | 7 | 6 | 5 | 8 | 10 | 8 | 18 | 18 | 14 | 18 | 24 | 18 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 14 | SW 14 | — | SW 18 | SW 17 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | S 7 | SW 16 | SW 16 | SW 16 |
581 | 478 | 340 | 320 | 221 | 137 | 269 | 346 | — | 1778 | 1282 | 823 | 619 | 415 | 241 | 184 | 38 | 381 | 573 | 339 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | SW 18 | SW 16 | SW 15 | SW 24 | SW 22 | — | — | S 8 | — | — | S 8 | S 8 | SSE 8 | SW 13 | WNW 4 | — | WSW 5 |
— | — | — | 12 | 41 | 106 | 22 | 163 | — | — | 1 | — | — | 132 | 63 | 49 | 108 | 6 | — | 12 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SW 24 | — | — | — | — | — | — | — | — | — | SW 20 | SW 18 | SSE 7 | — | — |
— | — | — | — | — | 23 | — | — | — | — | — | — | — | — | — | 16 | 112 | 31 | — | — | |
Wind waves Height (m) Direction Period (s) | — | SE 4 | — | SW 13 | SSW 3 | SSW 3 | S 3 | S 5 | SSW 20 | S 6 | S 8 | SSE 9 | S 9 | ESE 4 | E 4 | ENE 3 | NNE 4 | NNE 2 | WSW 16 | — |
— | 14 | — | 42 | 2 | 1 | 6 | 31 | 2632 | 178 | 196 | 322 | 276 | 19 | 7 | 2 | 29 | 1 | 519 | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 1 | 489 | 0 | 0 | 491 | 491 | 552 | 491 | 491 | 1636 | 1637 | 1312 | 0 | 146 | 489 | 287 | 651 | 0 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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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.










