Trunk Bay - Shark Bay Surf Break

Lat Long: 18.45° N 64.63° W

Trunk Bay - Shark Bay 48 hour detailed Surf Forecast

Issued: 1 pm 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trunk Bay - Shark Bay sea temperature is
29.1° C
0.6° 

Trunk Bay - Shark 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 Trunk Bay - Shark Bay today (17 Aug):

  • Morning surf: Morning surf (17 Aug, local time) - 3ft (0.9m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (17 Aug, local time) - 2ft (0.6m), 5s period with ENE swell.
  • Evening surf: Evening surf (17 Aug, local time) - 2.5ft (0.7m), 4s period with ENE swell.

The current surf forecast for Trunk Bay - Shark Bay at 5PM is: 0.6m 5s primary swell from a East-northeast direction (forecast issued at 01:00pm August 17). An open ocean swell of 0.4m 8s is not directed at the surf break, a second open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (AST) & DateWave HeightWave Period
Morning (17 Aug)3ft (0.9m)8s
Afternoon (17 Aug)2ft (0.6m)5s
Evening (17 Aug)2.5ft (0.7m)4s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Tue night. Warm (max 29°C on Mon afternoon, min 27°C on Mon night). Mainly fresh winds.

Mon
17
Tuesday
18
Wednesday
19
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.9
E
5
0.6
ENE
5
0.6
ENE
5
0.7
ENE
4
0.7
E
4
0.7
E
4
0.7
E
4
0.6
E
4
0.7
E
4
0.2
N
9
0.7
E
5
0.8
E
4
0.9
E
4
0.8
E
4
0.2
NNW
7
0.2
NNW
7
0.2
N
9
0.3
N
8
0.3
N
8
0.3
N
8
0.4
E
8
Wave Graph
Metric surfscale
Energy kJ
40
15
14
13
16
17
17
11
16
6
25
17
24
22
5
5
6
11
10
10
21
Wind (km/h)
20
E
20
ENE
20
ENE
20
ENE
25
E
25
E
20
E
25
E
25
E
20
E
20
E
25
ENE
25
ENE
25
E
25
ESE
25
SE
25
SE
20
SE
20
ESE
25
E
25
E
Wind State
cross
cross
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
High Tide
12:19PM0.44m
11:55PM0.35m
1:14PM0.44m
00:26AM0.31m
2:10PM0.42m
Low Tide
6:32PM0.18m
6:14AM0.08m
7:37PM0.21m
6:54AM0.07m
8:46PM0.22m
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:00
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:44
6:43
6:43
 mm
1
2
Temp °C
29
29
28
28
28
28
27
27
27
27
28
28
27
27
27
27
28
28
28
28
28
Feels °C
29
29
28
28
28
28
27
27
27
28
30
29
27
27
28
28
29
30
30
30
29
  • 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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