Cactus surfForecast / SA – Nullarbor / Australia

information circle12 Day Weather and Surf, issued 9 am Monday 23 Feb 2026 ACDT
Forecast update in hr  min  s Forecast update imminent
Cactus surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cactus sea temperature is
20.6° C
(Which is normal for this time of year)


Best Forecast Surf Conditions for Cactus this week:

The surf forecast for Cactus over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Feb 27) at 4AM. The primary swell is predicted to be 0.7m and 13s period with a secondary swell of 1.0m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Cactus in the next 12 days are 2.4m 15s and forecast to arrive on Monday (Feb 23) at 10PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Saturday (Feb 28) at 1AM.

Wave TypeTime (ACDT) & Date Wave Height & Period
Next good surf (1 star+) 4AM (Fri 27th Feb)2.5ft (0.7m) 13s
Best Surf 1PM (Mon 2nd Mar)6ft (1.9m) 17s
Most Powerful10PM (Mon 23rd Feb)8ft (2.4m) 15s

Table - best surf conditions forecast for Cactus over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Very mild (max 19°C on Wed afternoon, min 16°C on Tue night). Mainly strong winds.

Days 3-6 Weather Summary Light rain (total 8mm), mostly falling on Fri night. Warm (max 24°C on Sat morning, min 19°C on Thu morning). Winds decreasing (fresh winds from the SE on Thu morning, light winds from the E by Sat night).

Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
01
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
2
1
1
0
0
0
0
0
0
0
0
1
1
0
1
0
0
1
0
0
2
Swell
Height Map
Wave Height (m) & direction (?)
2
SW
2
SW
1.9
SW
1.4
SW
1.3
SW
1.3
SW
1.3
SW
1.2
SW
1.1
SW
1
SW
0.9
SW
0.8
SW
0.7
SW
0.6
SW
0.7
SW
0.5
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SSW
0.7
SW
Period(s) (?)161515141414141414141313121212111110101020
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1933183214467916056326145184643502992311441141375941372636373
Wind
(km/h)
30
SE
25
SSE
25
SSE
35
SSE
35
SSE
40
SE
40
SE
40
SSE
35
SE
30
SE
30
SSE
20
SE
20
SE
25
SE
10
ENE
15
ESE
20
SSE
10
NE
10
ESE
15
SSE
15
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crosscrosscrosscrosscross-
off
cross-
off
crosscross-
off
cross-
off
crosscross-
off
cross-
off
cross-
off
offcross-
off
crossoffcross-
off
crosscross-
off
High Tide
/ height (m)
3:53PM
1.13
3:01AM
0.87
4:07PM
1.02
2:25AM
0.84
4:10PM
0.89
1:37AM
0.91
3:40PM
0.75
1:12AM
1.04
2:42PM
0.68
1:11AM
1.16
2:01PM
0.70
1:20AM
1.25
1:45PM
0.78
1:31AM
1.30
Low Tide
/ height (m)
9:49PM
0.40
9:18AM
0.07
9:41PM
0.57
9:07AM
0.09
8:47PM
0.68
8:49AM
0.11
7:23PM
0.64
8:29AM
0.12
6:48PM
0.50
8:14AM
0.12
6:49PM
0.35
8:06AM
0.11
7:03PM
0.21
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
01
Sunrise7:20--7:22--7:22--7:24--7:24--7:24--7:26--
Sunset-8:20--8:19--8:17--8:16--8:15--8:15--8:13-
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
part cloud
rain showers
cloud
rain showers
clear
cloud
part cloud
rain showers
Rain (mm)
-----------11-5-1---3
Temp. °C171817171717181918202022232323242324242522
Feels °C (?)121413121111121312161721212124252326262623
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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 12 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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