Bruny Island - Jawbones Surf Break

Lat Long: 43.45° S 147.20° E

Bruny Island - Jawbones 48 hour detailed Surf Forecast

Issued: 9 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Bruny Island - Jawbones sea temperature is
12.9° C
1.4° 

Bruny Island - Jawbones surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Bruny Island - Jawbones today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 2ft (0.6m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 1.5ft (0.5m), 16s period with SW swell.
  • Evening surf: Evening surf (20 Aug, local time) - 2.5ft (0.7m), 13s period with SW swell.

The current surf forecast for Bruny Island - Jawbones at 2AM is: 0.4m 18s primary swell from a Southwest direction and 1.1m 5s secondary swell from a Northeast direction (forecast issued at 09:00pm August 19). An open ocean swell of 0.6m 14s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AEST) & DateWave HeightWave Period
Morning (20 Aug)2ft (0.6m)16s
Afternoon (20 Aug)1.5ft (0.5m)16s
Evening (20 Aug)2.5ft (0.7m)13s

Table - waves today at Bruny Island - Jawbones. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 8mm), mostly falling on Fri night. Very mild (max 16°C on Thu afternoon, min 9°C on Fri night). Winds increasing (light winds from the NW on Thu afternoon, strong winds from the WSW by Sat morning).

Wed
19
Thursday
20
Friday
21
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
1
0
1
1
2
2
2
2
3
1
0
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
SW
14
0.7
SW
14
0.4
SW
18
0.4
SSW
18
0.4
SW
18
0.6
SSW
16
0.5
SW
16
0.5
SW
16
0.7
SW
13
0.8
SW
13
0.8
SW
17
1
SW
16
1
SW
16
1.1
SW
15
1
SW
15
0.7
SW
18
0.9
SSW
18
1.8
SW
17
Wave Graph
Metric surfscale
Energy kJ
297
203
83
126
84
179
133
127
171
215
418
492
480
565
415
334
541
1754
Wind (km/h)
25
NNE
25
NNE
20
N
20
NNE
20
NNW
15
NNW
15
NNW
15
NW
10
NW
10
NNW
15
NW
15
NNW
20
NNW
15
WNW
30
W
35
W
30
W
30
WNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
off
off
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
High Tide
12:40PM0.61m
1:00PM0.63m
Low Tide
9:04PM0.22m
9:30PM0.19m
9:52PM0.18m
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
light rain
cloud
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
 mm
2
Temp °C
15
13
13
13
14
14
15
16
14
13
11
10
10
12
10
11
10
10
Feels °C
9
8
9
9
10
10
11
13
12
10
8
6
5
8
3
3
2
3
  • 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
How to use the Wavefinder 

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