Bruny Island - Mabel Bay Surf Break

Lat Long: 43.49° S 147.16° E

Bruny Island - Mabel Bay 48 hour detailed Surf Forecast

Issued: 3 am 12 Jul 2026 (local time)

Forecast update in  hr  min

Today's Bruny Island - Mabel Bay sea temperature is
13.4° C
1.3° 

Bruny Island - Mabel Bay 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 - Mabel Bay today (12 Jul):

  • Morning surf: Morning surf (12 Jul, local time) - 3.5ft (1.0m), 12s period with SW swell.
  • Afternoon surf: Afternoon surf (12 Jul, local time) - 7ft (2.2m), 11s period with WSW swell.
  • Evening surf: Evening surf (12 Jul, local time) - 10ft (3.0m), 12s period with WSW swell.

The current surf forecast for Bruny Island - Mabel Bay at 6AM is: 1.0m 12s primary swell from a Southwest direction (forecast issued at 03:00am July 12). An open ocean swell of 0.7m 8s is not directed at the surf break, a second open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (AEST) & DateWave HeightWave Period
Morning (12 Jul)3.5ft (1.0m)12s
Afternoon (12 Jul)7ft (2.2m)11s
Evening (12 Jul)10ft (3.0m)12s

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


Short Range Forecast

Heavy rain (total 22mm), heaviest during Mon morning. Very mild (max 11°C on Sun night, min 7°C on Tue morning). Winds increasing (light winds from the NW on Sun morning, near gales from the WNW by Mon morning).

Sunday
12
Monday
13
Tuesday
14
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
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
2
2
2
0
0
1
2
!
3
!
0
!
!
0
!
!
!
!
!
!
!
0
!
Swell
Height Map
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
SW
12
1
SW
12
1
SW
12
1
SW
12
1.8
WSW
11
2.5
WSW
11
2.5
WSW
11
3
WSW
13
3.5
WSW
13
3
SW
14
3.5
SW
16
4.5
SW
15
5
SW
16
5
SW
16
4.5
SW
15
4.5
SW
15
4
SW
16
4.5
SW
16
4
SW
16
4
SW
16
4
SW
15
4
SW
15
4.5
SW
15
4
SW
14
Wave Graph
Metric surfscale
Energy kJ
286
286
286
282
785
1447
1802
3018
3862
3341
5805
10361
11273
11777
9409
8716
8599
9109
8630
8542
7831
6782
8042
7079
Wind (km/h)
35
N
20
NW
25
NNW
20
NW
45
WNW
50
W
45
W
40
WNW
40
WNW
40
WNW
45
NW
55
WNW
45
WNW
45
W
50
W
45
W
45
W
40
W
45
W
35
W
40
W
35
WNW
45
WSW
35
W
Wind State
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
3:51PM0.86m
4:39PM0.88m
5:29PM0.86m
Low Tide
11:23PM-0.01m
00:23AM-0.06m
1:25AM-0.07m
cloud
light rain
clear
part cloud
rain showers
clear
rain showers
part cloud
rain showers
rain showers
cloud
rain showers
rain showers
light rain
rain showers
rain showers
rain showers
rain showers
clear
light rain
rain showers
light rain
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:41
7:41
7:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:52
4:52
4:52
 mm
1
1
1
1
1
3
1
1
2
1
1
1
1
2
1
3
1
Temp °C
12
11
10
10
9
9
8
8
8
9
11
10
9
8
9
8
8
8
9
7
8
9
10
11
Feels °C
5
7
4
5
-1
-2
-2
-2
-1
0
1
-2
-1
-2
-2
-2
-2
-2
-1
-2
-1
1
0
2
  • 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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