Trespassers Surf Break

Lat Long: 35.13° S 136.94° E

Issued: 2 am 17 Jun 2026 (local time)

Forecast update in  hr  min

Today's Trespassers sea temperature is
16.5° C

Normal for this time of year

Trespassers surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Trespassers surf forecast from 16 Jun 2026:

  • Best quality surf: Saturday 20 Jun, 3PM (local time) - 4.5ft (1.3m), 15s period, SSW swell with cross-offshore winds.
  • Most powerful swell: Friday 19 Jun, 3AM (local time) - 7ft (2.1m), 19s period, SW swell with 3,075 kJ wave energy.
  • Next surfable swell (1★+): Saturday 20 Jun, 3PM (local time) - 4.5ft (1.3m), 15s period with SSW swell.

Best Forecast Surf Conditions for Trespassers this week:

The surf forecast for Trespassers over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jun 20) at 3PM. The primary swell is predicted to be 1.3m and 15s period with a secondary swell of 0.1m and 9s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Trespassers in the next 16 days are 2.1m 19s and forecast to arrive on Friday (Jun 19) at 3AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Wednesday (Jun 17) at 3PM.

Wave TypeTime (ACST) & Date Wave Height & Period
Next good surf (1 star+) 3PM (Sat 20th Jun)4.5ft (1.3m) 15s
Best Surf 3PM (Sat 20th Jun)4.5ft (1.3m) 15s
Most Powerful 3AM (Fri 19th Jun)7ft (2.1m) 19s

Table - best surf conditions forecast for Trespassers over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 34mm), heaviest during Wed morning. Very mild (max 16°C on Wed morning, min 13°C on Wed night). Winds increasing (light winds from the NW on Wed night, strong winds from the NNW by Thu afternoon).

Days 4-6 Weather Summary

Mostly dry. Very mild (max 14°C on Sat morning, min 12°C on Sat night). Wind will be generally light.

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
2
1
3
2
2
2
1
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
SW
13
0.8
SW
13
0.6
SW
12
0.5
SW
12
1.4
NW
6
1.9
WSW
20
2.3
SW
12
1.9
SSW
17
1.5
SSW
16
1.4
SSW
16
1.3
SSW
15
1.1
SW
15
0.9
SSW
14
0.9
SW
14
0.8
SSW
16
0.8
SSW
15
0.9
SW
15
1
SW
15
1
SSW
14
1.6
SW
14
1.4
SSW
15
Wave Graph
Metric surfscale
Energy kJ
352
205
122
71
114
2709
1398
2065
1155
945
730
503
367
288
306
272
314
429
407
992
874
Wind (km/h)
35
N
40
NNE
30
NW
40
NNW
45
NNW
35
WSW
35
SW
30
SSW
25
S
20
S
15
SSE
15
SE
10
ESE
0
NW
5
N
10
NNW
15
NNW
15
NNW
25
NNW
25
NW
20
NW
Wind State
cross
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
glassy
cross
cross
cross
cross
cross-on
cross-on
cross-on
High Tide
5:14PM0.02m
5:37PM0.02m
3:39AM0.01m
5:51PM0.02m
4:57AM0.01m
6:02PM0.02m
6:32AM0.01m
5:55PM0.02m
5:26PM0.02m
4:10PM0.02m
Low Tide
9:19AM-0.00m
1:58AM0.01m
9:45AM0.00m
1:46AM0.01m
10:12AM0.00m
1:45AM0.01m
10:17AM0.01m
1:55AM0.00m
2:14AM0.00m
2:43AM0.00m
mod rain
mod rain
rain showers
part cloud
rain showers
rain showers
rain showers
light rain
rain showers
clear
clear
part cloud
clear
part cloud
part cloud
clear
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:28
7:28
7:28
7:30
7:30
7:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:15
5:16
5:16
5:16
5:16
5:16
 mm
10
7
8
1
3
1
2
2
Temp °C
16
16
15
13
14
15
14
14
13
14
13
13
13
13
13
13
13
14
14
15
15
Feels °C
11
10
9
5
5
9
6
7
8
9
9
9
12
12
12
10
9
10
9
10
10
Swell 1
Height (m)
Direction
Period (s)
1
SW
13
0.8
SW
13
0.6
SW
12
0.8
WSW
6
0.7
WSW
7
0.3
SSW
20
0.8
SW
18
1
SW
17
1.5
SSW
16
1.4
SSW
16
1.3
SSW
15
1.1
SW
15
0.9
SSW
14
0.9
SW
14
0.8
SSW
16
0.8
SSW
15
0.9
SW
15
1
SW
15
1
SSW
14
1.6
SW
14
1.4
SSW
15
Energy kJ
352
205
122
45
44
76
375
580
1155
945
730
503
367
288
306
272
314
429
407
992
874
Swell 2
Height (m)
Direction
Period (s)
0.5
W
8
0.1
W
6
0.2
ENE
4
0.5
SW
12
0.5
SW
12
0.4
SW
17
1
SW
16
0.1
S
9
0.1
S
9
0.1
S
10
0.1
S
9
0.1
S
8
0.1
SE
8
0.6
SW
13
0.5
SW
14
Energy kJ
29
1
2
71
72
75
496
2
2
2
2
1
3
106
99
Swell 3
Height (m)
Direction
Period (s)
0.1
S
24
0.2
SSW
23
0.1
E
6
0.4
SW
10
Energy kJ
11
50
1
25
Wind waves
Height (m)
Direction
Period (s)
0.7
NNE
4
1
NNE
4
0.7
W
5
1
NW
5
1.4
NW
6
1.9
WSW
20
2.3
SW
12
1.9
SSW
17
0.8
SSW
5
0.5
SSE
4
0.4
SSE
3
0.3
SE
4
0.3
ESE
3
0.3
ESE
3
0.3
NW
2
1.1
W
5
0.9
WSW
6
0.9
SSE
5
Energy kJ
13
36
22
47
114
2709
1398
2065
27
9
5
2
2
2
1
53
55
30
Nearest Offshore or Glassy
Rating
(10 max)
4
3
2
1
2
2
4
3
4
4
3
2
2
2
1
1
1
2
2
3
3
Distance (km)
100
100
161
546
546
165
546
731
13
13
0
0
0
0
14
14
14
14
14
14
14
Best forecast wave conditions in Yorke Peninsula
Rating
(10 max)
4
4
4
3
3
3
3
3
3
3
2
3
3
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
3
5
5
6
4
4
4
4
4
4
4
4
4
4
4
5
9
Header Global
Rating
(10 max)
4
5
5
4
5
6
6
6
4
4
7
7
4
9
9
7
6
5
7
5
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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Information about the Trespassers Surf forecast

The above surf forecast table for Trespassers provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Trespassers can be found by selecting the local surf guide option on the grey menu. Our Trespassers 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 (Trespassers) 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 Trespassers 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 Yorke Peninsula? If you are looking for accommodation near Trespassers, camping, hotels and holiday cottages in Yorke Peninsula, consider staying in Kingscote which is 86 km (53 miles) away.

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