Pennington Bay surfForecast / SA – Kangaroo Island / Australia

information circle16 Day Weather and Surf, issued 8 pm Tuesday 12 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
17.2° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Pennington Bay this week:

The surf forecast for Pennington Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (May 13) at 12AM. The primary swell is predicted to be 0.6m and 16s period with a secondary swell of 0.6m and 9s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Pennington Bay in the next 16 days are 1.8m 16s and forecast to arrive on Saturday (May 16) at 6PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Saturday (May 16) at 12AM.

Wave TypeTime (ACST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Wed 13th May)2ft (0.6m) 16s
Best Surf 6PM (Sat 16th May)6ft (1.8m) 16s
Most Powerful 6PM (Sat 16th May)6ft (1.8m) 16s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Fri morning. Warm (max 21°C on Wed afternoon, min 15°C on Fri morning). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 19mm), heaviest on Sat night. Very mild (max 17°C on Fri night, min 15°C on Sat afternoon). Winds decreasing (fresh winds from the N on Fri night, light winds from the SSW by Sun morning).

Wednesday
13
Thursday
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tue
19
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
1
1
1
0
1
3
3
1
2
1
2
3
3
1
0
2
1
1
0
0
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
S
16
0.6
S
14
0.6
S
14
0.5
S
13
0.4
SSW
16
1.2
SSW
18
1.5
SSW
16
1.1
SSW
16
1
SSW
15
0.9
SSW
14
1.1
SSW
14
1
SSW
17
1.8
SSW
15
1.6
SSW
14
1.3
SSW
13
1.4
S
14
1.3
S
13
1.1
S
12
1
S
12
0.9
SSW
12
0.5
S
18
Wave Graph
Metric surfscale
Energy kJ
190
146
132
86
84
1005
1064
620
456
336
471
596
1581
966
627
791
582
365
299
224
164
Wind (km/h)
10
ESE
10
ENE
15
ENE
15
NE
15
NNE
15
NNE
25
NNE
15
N
20
N
30
N
20
N
15
NNW
15
NNW
10
WSW
10
S
15
ESE
10
ESE
10
ESE
15
WSW
25
SW
20
SSW
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
off
off
off
cross-off
cross-off
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
on
High Tide
00:24AM0.99m
2:18PM1.02m
2:03AM0.97m
2:41PM1.18m
3:03AM0.95m
3:09PM1.33m
3:50AM0.91m
3:40PM1.46m
4:29AM0.86m
4:12PM1.56m
5:02AM0.79m
4:45PM1.62m
5:30AM0.73m
5:19PM1.63m
Low Tide
7:44AM0.57m
8:26PM0.67m
8:10AM0.58m
9:16PM0.53m
8:34AM0.57m
10:01PM0.43m
8:56AM0.56m
10:43PM0.36m
9:16AM0.54m
11:25PM0.34m
9:36AM0.52m
00:06AM0.36m
9:54AM0.49m
part cloud
part cloud
clear
clear
clear
cloud
cloud
light rain
light rain
light rain
light rain
mod rain
rain showers
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:05
7:07
7:07
7:09
7:09
7:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:23
5:22
5:22
5:22
5:21
5:20
5:20
2
2
3
2
6
8
Temp °C
19
20
21
21
19
19
20
16
18
17
17
16
15
17
17
15
16
16
15
15
15
16
18
19
17
15
16
17
14
15
13
14
15
12
16
16
14
15
16
15
10
10
Swell 1
Height (m)
Direction
Period (s)
0.6
S
16
0.6
S
14
0.6
S
14
0.5
S
13
0.4
SSW
16
1.2
SSW
18
1.5
SSW
16
1.1
SSW
16
1
SSW
15
0.9
SSW
14
1.1
SSW
14
1.1
SSW
13
1.8
SSW
15
1.6
SSW
14
1.3
SSW
13
1.4
S
14
1.3
S
13
1.1
S
12
1
S
12
0.9
SSW
12
0.8
SSW
11
Energy kJ
190
146
132
86
84
1005
1064
620
456
336
471
451
1581
966
627
791
582
365
299
224
164
Swell 2
Height (m)
Direction
Period (s)
0.6
SSE
9
0.6
SSE
8
0.5
S
8
0.3
SSE
6
0.5
S
12
0.4
E
4
0.3
E
4
1
SSW
17
0.1
S
24
0.1
S
23
0.2
S
21
0.3
SSW
20
0.4
SSW
20
0.5
S
18
Energy kJ
58
43
30
7
75
5
3
596
11
11
36
75
127
162
Swell 3
Height (m)
Direction
Period (s)
0.1
S
12
0.2
S
12
0.1
SW
20
0.2
SSW
18
0.3
SSW
21
0.4
ENE
4
0.1
SE
7
0.1
S
26
0.1
S
24
0.3
S
21
Energy kJ
3
11
15
31
83
5
2
13
11
81
Wind waves
Height (m)
Direction
Period (s)
0.3
ENE
3
0.6
SE
7
0.6
E
4
0.5
ENE
4
0.3
N
3
0.5
NE
3
0.4
N
3
0.6
NE
4
1.1
N
5
0.8
N
4
0.5
N
4
0.8
SW
4
0.5
SSW
4
0.3
ESE
3
0.5
S
3
Energy kJ
2
34
9
10
2
5
3
10
57
24
7
20
9
2
5
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
2
3
4
4
4
4
4
4
3
4
3
3
2
2
2
2
3
3
Distance (km)
54
54
99
54
54
54
54
54
54
54
54
59
71
57
57
57
57
57
57
445
445
Best forecast wave conditions in Kangaroo Island
Rating
(10 max)
3
2
2
2
4
5
5
4
4
4
4
6
5
3
3
2
2
2
2
Best forecast wave conditions in Australia
Rating
(10 max)
4
5
4
3
4
5
5
4
4
5
4
6
6
5
4
4
4
4
5
5
3
Header Global
Rating
(10 max)
9
9
6
8
9
5
5
5
5
5
5
4
6
5
5
4
4
7
5
5
4
  • 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 Pennington Bay Surf forecast

The above surf forecast table for Pennington Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Pennington Bay can be found by selecting the local surf guide option on the grey menu. Our Pennington 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 (Pennington 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 Pennington 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 Kangaroo Island? If you are looking for accommodation near Pennington Bay, camping, hotels and holiday cottages in Kangaroo Island, consider staying in Kingscote which is 25 km (16 miles) away. Alternatively, find information about places to stay and car hire in Rapid Bay which is 54 km (34 miles) away

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