A-Bay (Willyama Bay) surfForecast / SA – Yorke Peninsula / Australia

information circle16 Day Weather and Surf, issued 2 pm Monday 01 Jun 2026 ACST
Forecast update in hr  min  s Forecast update imminent
A-Bay (Willyama Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's A-Bay (Willyama Bay) sea temperature is
17.3° C
(Which is slightly warmer than usual)

A-Bay (Willyama Bay) surf forecast from 1 Jun 2026:

  • Best quality surf: Saturday 6 Jun, 6PM (local time) - 6ft (1.8m), 19s period, SSW swell with offshore winds.
  • Most powerful swell: Saturday 6 Jun, 9PM (local time) - 6ft (1.9m), 19s period, SSW swell with 2,619 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 3 Jun, 12PM (local time) - 2.5ft (0.7m), 14s period with SW swell.

Best Forecast Surf Conditions for A-Bay (Willyama Bay) this week:

The surf forecast for A-Bay (Willyama Bay) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jun 03) at 12PM. The primary swell is predicted to be 0.7m and 14s period with a secondary swell of 0.9m and 8s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at A-Bay (Willyama Bay) in the next 16 days are 1.9m 19s and forecast to arrive on Saturday (Jun 06) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 5s period and expected on Wednesday (Jun 03) at 3PM.

Wave TypeTime (ACST) & Date Wave Height & Period
Next good surf (1 star+)12PM (Wed 3rd Jun)2.5ft (0.7m) 14s
Best Surf 6PM (Sat 6th Jun)6ft (1.8m) 19s
Most Powerful 9PM (Sat 6th Jun)6ft (1.9m) 19s

Table - best surf conditions forecast for A-Bay (Willyama Bay) over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 20mm), heaviest during Wed afternoon. Very mild (max 19°C on Mon afternoon, min 12°C on Wed night). Winds decreasing (strong winds from the WNW on Mon night, light winds from the W by Wed morning).

Days 5-7 Weather Summary

Light rain (total 3mm), mostly falling on Thu night. Very mild (max 16°C on Sun morning, min 13°C on Thu afternoon). Winds decreasing (fresh winds from the SSW on Thu afternoon, light winds from the NNW by Sat night).

Mon
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
0
0
0
1
0
0
0
0
0
0
1
2
2
3
4
3
3
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SSW
12
2
W
9
2.1
WSW
12
2.1
SW
12
1.9
SW
13
1.3
SW
12
0.7
SSW
13
1.4
SW
8
1.7
SW
13
1.7
SW
13
1.3
SW
12
0.7
SSW
16
0.9
SW
11
0.8
SSW
17
0.8
SSW
16
1
SSW
21
1.9
SSW
18
1.7
SSW
17
1.6
SSW
16
1.4
SSW
16
1.3
SSW
16
Wave Graph
Metric surfscale
Energy kJ
93
637
1138
1293
1247
511
156
256
946
991
479
234
202
368
322
815
2351
1657
1371
957
808
Wind (km/h)
40
WNW
45
WNW
35
W
40
WSW
35
WSW
15
W
35
W
25
SSW
30
SSW
30
SSW
20
SSW
20
SW
20
SW
10
W
15
WNW
15
WNW
10
N
15
NNE
15
NNW
15
NNE
25
N
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross
cross
cross-on
cross
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
2:34AM0.44m
2:50PM1.12m
2:54AM0.44m
3:18PM1.10m
3:15AM0.44m
3:45PM1.07m
3:39AM0.43m
4:13PM1.02m
4:09AM0.44m
4:40PM0.96m
4:51AM0.45m
5:06PM0.87m
6:05AM0.48m
Low Tide
9:48PM0.22m
7:23AM0.21m
10:16PM0.24m
7:48AM0.21m
10:45PM0.26m
8:11AM0.21m
11:16PM0.29m
8:35AM0.24m
11:48PM0.32m
8:59AM0.28m
00:20AM0.34m
9:25AM0.34m
00:51AM0.36m
9:57AM0.43m
rain showers
rain showers
rain showers
light rain
part cloud
rain showers
thunderstorm
rain showers
part cloud
part cloud
light rain
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:20
7:22
7:22
7:22
7:24
7:24
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:17
5:16
5:16
5:16
5:15
5:15
5:15
5:15
2
4
1
1
1
8
3
1
1
1
Temp °C
19
16
17
16
14
15
15
14
14
13
14
14
15
15
15
14
14
16
16
16
15
12
9
10
9
6
11
8
7
7
6
8
10
11
13
13
12
13
13
13
13
10
Swell 1
Height (m)
Direction
Period (s)
0.6
SSW
12
0.4
SW
17
0.2
SSW
16
1.3
SW
12
0.7
SSW
13
1.4
SW
8
0.1
S
11
0.1
S
10
0.4
SW
19
0.6
SW
12
0.6
SSW
16
0.8
SSW
17
0.8
SSW
16
1.1
SW
16
1.9
SSW
18
1.7
SSW
17
1.6
SSW
16
1.4
SSW
16
1.3
SSW
16
Energy kJ
93
72
25
511
156
256
2
2
90
110
162
368
322
565
2351
1657
1371
957
808
Swell 2
Height (m)
Direction
Period (s)
0.1
E
5
0.2
SSW
13
0.3
SSW
14
0.2
SSW
19
0.6
SSW
13
0.1
S
10
0.7
SSW
16
0.4
SSW
19
0.6
WSW
5
0.4
SW
22
1
SSW
21
0.3
W
7
Energy kJ
1
18
39
37
116
2
234
139
19
121
815
8
Swell 3
Height (m)
Direction
Period (s)
0.3
SW
12
0.1
S
20
0.2
SSW
19
0.1
S
18
0.1
S
10
0.1
S
20
0.1
SW
24
0.2
S
22
0.2
SSW
9
Energy kJ
21
7
35
6
2
8
23
40
8
Wind waves
Height (m)
Direction
Period (s)
1.4
WNW
5
2
W
9
2.1
WSW
12
2.1
SW
12
1.9
SW
13
0.9
WSW
5
1.5
WSW
5
1.1
SW
6
1.7
SW
13
1.7
SW
13
1.3
SW
12
0.8
SW
6
0.9
SW
11
0.8
WSW
10
0.6
WSW
6
0.5
WSW
6
0.2
NNE
2
0.7
N
3
Energy kJ
111
637
1138
1293
1247
46
117
72
946
991
479
42
202
128
26
23
1
11
Nearest Offshore or Glassy
Rating
(10 max)
3
1
2
2
3
2
4
3
2
1
1
3
3
2
2
3
4
3
3
5
5
Distance (km)
722
1032
535
535
920
5
87
46
732
1180
936
46
130
0
0
0
0
0
0
87
87
Best forecast wave conditions in Yorke Peninsula
Rating
(10 max)
2
4
2
5
6
4
4
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
5
3
3
5
5
5
9
5
9
6
9
8
7
7
Header Global
Rating
(10 max)
4
4
5
5
4
5
5
5
5
4
9
5
5
9
8
9
7
9
8
9
7
  • 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 A-Bay (Willyama Bay) Surf forecast

The above surf forecast table for A-Bay (Willyama Bay) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at A-Bay (Willyama Bay) can be found by selecting the local surf guide option on the grey menu. Our A-Bay (Willyama Bay) 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 (A-Bay (Willyama Bay)) 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 A-Bay (Willyama Bay) 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 A-Bay, camping, hotels and holiday cottages in Yorke Peninsula, consider staying in Kingscote which is 74 km (46 miles) away.

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