Trunk Bay - Shark Bay Surf Break

Lat Long: 18.45° N 64.63° W

Trunk Bay - Shark Bay 48 hour detailed Surf Forecast

Issued: 7 am 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Trunk Bay - Shark Bay sea temperature is
28.5° C
0.4° 

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 (21 Jul):

  • Morning surf: Morning surf (21 Jul, local time) - 3ft (0.9m), 5s period with NE swell.
  • Afternoon surf: Afternoon surf (21 Jul, local time) - 3ft (0.9m), 6s period with NE swell.
  • Evening surf: Evening surf (21 Jul, local time) - 3ft (0.9m), 6s period with NE swell.

The current surf forecast for Trunk Bay - Shark Bay at 2PM is: 0.9m 6s primary swell from a Northeast direction (forecast issued at 07:00am July 21). An open ocean swell of 0.2m 7s is not directed at the surf break, a second open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (AST) & DateWave HeightWave Period
Morning (21 Jul)3ft (0.9m)5s
Afternoon (21 Jul)3ft (0.9m)6s
Evening (21 Jul)3ft (0.9m)6s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Tue night. Warm (max 27°C on Tue morning, min 27°C on Tue morning). Mainly fresh winds.

Tuesday
21
Wednesday
22
Thursday
23
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
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
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)
0.8
NE
5
0.8
NE
5
0.9
NE
5
0.9
NE
6
0.9
NE
6
0.9
NE
6
0.9
NE
6
0.8
NE
6
0.8
NE
6
0.7
NE
6
0.7
NE
6
0.7
NE
6
0.8
NE
7
0.8
NE
7
1
E
7
0.8
NE
7
0.8
NE
7
0.8
NE
7
0.7
NE
7
0.7
NE
7
0.6
NE
7
0.6
NE
7
1
E
7
Wave Graph
Metric surfscale
Energy kJ
32
38
49
52
49
51
52
46
47
40
41
41
52
52
92
54
54
55
51
52
43
38
88
Wind (km/h)
20
NE
20
ENE
25
ENE
25
ENE
20
ENE
25
ENE
20
E
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
E
30
E
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
25
E
30
E
Wind State
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
High Tide
2:50PM0.42m
1:46AM0.32m
3:51PM0.42m
2:19AM0.28m
4:50PM0.42m
Low Tide
7:50AM0.08m
9:10PM0.23m
8:31AM0.07m
10:25PM0.23m
9:14AM0.06m
thunderstorm
thunderstorm
clear
part cloud
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
clear
thunderstorm
clear
thunderstorm
clear
clear
clear
thunderstorm
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:52
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:57
6:55
 mm
4
1
1
2
1
1
1
1
1
1
Temp °C
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
Feels °C
28
28
27
28
28
28
28
28
27
27
26
27
27
27
26
26
26
26
27
27
26
27
26
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Trunk Bay - Shark Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest