Hanson Bay surfForecast / SA – Kangaroo Island / Australia

information circle16 Day Weather and Surf, issued 8 pm Sunday 10 May 2026 ACST
Forecast update in hr  min  s Forecast update imminent
Hanson Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hanson Bay sea temperature is
17.6° C
(Which is slightly warmer than usual)

Best Forecast Surf Conditions for Hanson Bay this week:

The surf forecast for Hanson Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (May 12) at 3AM. The primary swell is predicted to be 1.3m and 14s period with a secondary swell of 0.4m and 22s. Another secondary swell of 0.7m and 5s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Hanson Bay in the next 16 days are 2.5m 16s and forecast to arrive on Thursday (May 14) 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 1.0m 4s period and expected on Friday (May 15) at 6AM.

Wave TypeTime (ACST) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Tue 12th May)4.5ft (1.3m) 14s
Best Surf 3PM (Thu 14th May)8ft (2.4m) 16s
Most Powerful 9PM (Thu 14th May)8ft (2.5m) 16s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 20°C on Wed morning, min 14°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 9mm), mostly falling on Thu night. Warm (max 21°C on Sat morning, min 15°C on Fri night). Wind will be generally light.

Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Friday
15
Saturday
16
Sun
17
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
3
2
1
2
3
1
3
2
2
2
4
5
5
4
4
4
4
4
5
3
2
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)
1.4
SW
14
1.9
SSW
13
1.8
SSW
13
1.1
SW
12
1.3
SSW
14
0.8
SW
18
1.1
SW
15
1
SW
14
1
SW
13
0.5
WSW
17
1.8
WSW
18
2.4
WSW
16
2.5
WSW
16
2.4
WSW
15
2.3
WSW
14
2.3
WSW
13
2.5
WSW
13
2.5
WSW
13
3
SW
14
2.5
SW
13
2.4
SW
13
Wave Graph
Metric surfscale
Energy kJ
752
1303
1093
373
569
366
525
368
342
159
2056
3005
3267
2441
2139
1905
2197
2440
3609
2275
1975
Wind (km/h)
10
ESE
15
E
15
ESE
10
E
5
E
15
ESE
10
E
5
ENE
5
SSE
10
NNE
15
NNE
15
NNW
5
NNE
15
N
10
WNW
5
NNW
10
NNW
15
NNW
15
WNW
20
W
15
WSW
cross
cross
cross-on
cross
cross
cross-on
cross-off
cross-off
glassy
cross-off
off
off
off
off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
High Tide
9:30PM0.56m
12:18PM0.46m
10:50PM0.52m
12:15PM0.58m
11:45PM0.48m
12:31PM0.70m
00:29AM0.41m
12:55PM0.83m
1:02AM0.34m
1:23PM0.93m
1:21AM0.26m
1:54PM1.00m
Low Tide
5:38AM0.18m
5:27AM0.16m
5:12PM0.34m
5:33AM0.15m
6:20PM0.25m
5:43AM0.15m
7:13PM0.17m
5:52AM0.13m
8:02PM0.11m
6:02AM0.10m
8:51PM0.09m
6:14AM0.06m
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
mod rain
light rain
thunderstorm
part cloud
clear
clear
part cloud
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:07
7:09
7:09
7:11
7:11
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:29
5:28
5:27
5:25
5:25
5:24
5:23
6
2
1
1
1
Temp °C
15
15
15
15
18
18
17
20
20
18
20
19
17
18
19
17
21
20
17
16
15
14
13
12
15
16
16
17
19
20
16
17
17
16
17
18
16
18
17
15
13
12
Swell 1
Height (m)
Direction
Period (s)
1.6
SSW
11
1.9
SSW
13
1.8
SSW
13
1.1
SW
12
1.3
SSW
14
0.9
SW
13
1.1
SW
15
1
SW
14
1
SW
13
0.6
WSW
13
1.8
WSW
18
2.4
WSW
16
2.5
WSW
16
2.4
WSW
15
2.3
WSW
14
2.3
WSW
13
2.5
WSW
13
2.5
WSW
13
3
SW
14
2.5
SW
13
2.4
SW
13
Energy kJ
571
1303
1093
373
569
257
525
368
342
125
2056
3005
3267
2441
2139
1905
2197
2440
3609
2275
1975
Swell 2
Height (m)
Direction
Period (s)
1.4
SW
14
0.7
SW
15
0.6
SSW
19
0.8
SW
18
0.6
SSE
8
0.6
S
8
0.5
SSE
6
0.6
SW
13
0.6
S
12
0.5
S
11
Energy kJ
752
212
248
366
54
43
24
134
104
65
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
23
0.6
SW
19
0.8
SSE
9
0.1
S
12
0.1
SE
12
0.1
S
11
0.5
WSW
17
Energy kJ
53
296
90
3
5
2
159
Wind waves
Height (m)
Direction
Period (s)
0.8
SE
5
0.8
ESE
5
0.8
SE
4
0.5
E
3
0.6
NNW
5
0.8
NNW
4
0.6
N
5
Energy kJ
28
29
24
5
19
22
16
Nearest Offshore or Glassy
Rating
(10 max)
4
4
2
3
3
3
3
2
2
2
4
5
5
4
4
4
4
4
5
2
4
Distance (km)
19
19
83
19
19
19
0
0
0
0
0
0
0
0
0
0
0
0
0
83
498
Best forecast wave conditions in Kangaroo Island
Rating
(10 max)
4
4
3
4
3
3
2
2
2
4
5
5
4
4
4
4
4
5
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
3
4
4
4
4
5
4
5
4
5
5
4
4
4
4
4
5
4
4
Header Global
Rating
(10 max)
5
6
5
4
5
9
9
9
9
7
5
5
5
6
6
5
5
4
4
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)
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Information about the Hanson Bay Surf forecast

The above surf forecast table for Hanson Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Hanson Bay can be found by selecting the local surf guide option on the grey menu. Our Hanson 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 (Hanson 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 Hanson 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 Hanson Bay, camping, hotels and holiday cottages in Kangaroo Island, consider staying in Kingscote which is 81 km (50 miles) away.

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