Pennington Bay surfForecast / SA – Kangaroo Island / Australia

information circle48hr Weather and Surf, issued 8 am Monday 18 May 2026 ACST
Forecast update in hr  min  s Forecast update imminent
Pennington Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Pennington Bay sea temperature is
17.3° C
(Which is slightly warmer than usual)

How big are the waves at Pennington Bay today?

The current surf forecast for Pennington Bay at 4PM is: 1.0m 12s primary swell from a South-southwest direction and 0.2m 21s secondary swell from a South direction, 0.6m 3s secondary swell from a West direction (forecast issued at 08:30am May 18). The wind direction is predicted to be cross-onshore.

Time (ACST) & DateWave HeightWave Period
Morning (18 May)4ft (1.2m)13s
Afternoon (18 May)3.5ft (1.0m)12s
Evening (18 May)3ft (0.9m)12s

Table - waves today at Pennington Bay. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 18°C on Wed morning, min 14°C on Mon morning). Wind will be generally light.

Monday
18
Tuesday
19
Wednesday
20
Thu
21
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
Rating
(10 max)
2
1
1
0
0
1
1
0
0
0
0
0
0
0
0
0
1
0
1
1
2
3
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
SSW
13
1.2
S
13
1.1
SSW
12
1
SSW
12
1
SSW
12
0.9
SSW
12
0.8
S
12
0.8
S
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
11
1.3
SSW
11
1.3
SSW
11
1.2
SSW
11
0.7
S
18
1.1
SSW
11
0.8
S
17
0.8
S
16
0.9
S
16
1
S
16
1
S
16
1.4
SSW
16
1.4
SSW
15
1.4
SSW
15
Wave Graph
Metric surfscale
Energy kJ
507
461
379
313
308
240
187
192
469
429
431
387
380
356
303
293
355
334
417
501
509
978
953
880
Wind (km/h)
5
W
10
WNW
10
W
15
SW
15
W
15
WNW
15
W
20
SW
20
SW
20
SW
20
SW
20
SW
15
SW
15
WSW
15
WSW
15
W
15
W
15
W
15
SW
15
SSW
10
SSW
10
WSW
5
WNW
5
WNW
glassy
cross
cross
cross-on
cross-on
cross
cross
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
on
on
on
cross-on
cross
cross
High Tide
5:02AM0.79m
4:45PM1.62m
5:30AM0.73m
5:19PM1.63m
5:52AM0.68m
5:53PM1.59m
Low Tide
9:36AM0.52m
00:06AM0.36m
9:54AM0.49m
00:46AM0.42m
10:14AM0.48m
1:25AM0.49m
clear
clear
part cloud
clear
part cloud
clear
clear
clear
cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
7:09
7:11
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:20
5:20
5:19
5:17
Temp °C
14
14
17
16
15
15
15
15
15
15
15
15
14
14
15
14
15
15
18
17
17
16
16
16
14
13
15
13
12
13
13
12
11
11
10
10
10
11
13
12
13
13
15
14
15
15
15
15
Swell 1
Height (m)
Direction
Period (s)
1.2
SSW
13
1.2
S
13
1.1
SSW
12
1
SSW
12
1
SSW
12
0.9
SSW
12
0.8
S
12
0.8
S
12
0.4
S
20
0.4
SSW
19
0.5
S
18
0.6
S
18
0.6
S
18
1.2
SSW
11
1.1
SSW
11
1.1
SSW
11
1
SSW
10
1
SSW
10
1.1
SSW
12
1
SSW
12
1
SSW
12
1.4
SSW
16
1.4
SSW
15
1.4
SSW
15
Energy kJ
507
461
379
313
308
240
187
187
119
124
162
227
230
356
303
292
227
227
343
283
288
978
953
880
Swell 2
Height (m)
Direction
Period (s)
0.1
S
24
0.1
S
23
0.2
S
21
0.2
S
21
0.2
S
21
0.2
S
21
0.4
SSW
20
0.5
S
19
0.6
S
18
0.7
S
18
0.7
S
17
0.8
S
17
0.8
S
16
0.9
S
16
1
S
16
1
S
16
1.1
SSW
16
Energy kJ
11
11
36
36
36
36
127
192
230
300
293
355
334
417
501
509
554
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.5
W
3
0.4
WSW
3
0.5
WSW
5
0.8
SW
6
0.9
SW
7
1.3
SSW
12
1.3
SSW
12
1.3
SSW
11
1.3
SSW
11
1.3
SSW
11
Energy kJ
5
4
14
47
73
469
429
431
387
380
Nearest Offshore or Glassy
Rating
(10 max)
4
4
2
3
2
3
2
2
3
3
3
4
2
2
2
4
4
3
4
3
3
4
5
4
Distance (km)
54
54
59
445
84
54
84
57
84
445
445
445
57
57
57
54
54
89
211
118
57
54
54
54
Best forecast wave conditions in Kangaroo Island
Rating
(10 max)
4
4
3
2
2
2
2
4
4
3
4
5
4
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
4
Header Global
Rating
(10 max)
4
4
4
7
5
4
5
5
5
4
4
4
4
4
4
4
4
4
5
4
4
5
5
5
  • 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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