Grunters Surf Break

Lat Long: 34.01° S 114.99° E

Grunters 48 hour detailed Surf Forecast

Issued: 1 pm 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's Grunters sea temperature is
19.7° C
2.4° 

Grunters surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Grunters today (11 Aug):

  • Morning surf: Morning surf (11 Aug, local time) - 20ft (6.0m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (11 Aug, local time) - 18ft (5.5m), 16s period with SW swell.
  • Evening surf: Evening surf (11 Aug, local time) - 16ft (5.0m), 16s period with SW swell.

The current surf forecast for Grunters at 7PM is: 5.0m 16s primary swell from a Southwest direction (forecast issued at 01:00pm August 11). The wind direction is predicted to be cross-onshore.

Time (AWST) & DateWave HeightWave Period
Morning (11 Aug)20ft (6.0m)16s
Afternoon (11 Aug)18ft (5.5m)16s
Evening (11 Aug)16ft (5.0m)16s

Table - waves today at Grunters. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 14°C on Tue afternoon, min 12°C on Wed night). Wind will be generally light.

Tue
11
Wednesday
12
Thursday
13
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
6
6
6
6
6
6
7
8
8
8
8
8
8
8
8
9
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)
6
SW
16
5.5
SW
16
5.5
SW
16
5
SW
16
5
SW
16
4.5
SW
15
4.5
SW
15
4.5
SW
15
4
SW
15
4
SW
15
4
SW
15
4
SW
15
4
SW
15
4
SW
15
4
SW
15
4
SW
16
4
SW
16
4
SW
17
4
SW
17
4
SW
16
4
SW
16
Wave Graph
Metric surfscale
Energy kJ
17353
15726
14004
12032
10770
9483
8220
7598
7377
7377
6892
6720
7031
7222
7656
7961
8696
9772
10091
8959
8157
Wind (km/h)
30
SSW
25
SW
25
SW
25
SW
20
SW
20
SW
15
SW
15
SW
15
WSW
15
WSW
15
WSW
10
SW
5
SSW
0
WNW
5
N
5
NNE
10
NNW
10
W
10
SW
5
S
10
ESE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
glassy
glassy
glassy
cross-off
cross
cross-on
on
cross
cross-off
High Tide
9:30AM0.82m
10:11AM0.75m
Low Tide
5:49PM-0.03m
6:25PM0.04m
6:52PM0.13m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:46
5:47
 mm
Temp °C
14
14
14
14
14
14
14
14
14
14
14
14
13
13
12
12
13
14
14
14
13
Feels °C
7
9
9
9
9
10
10
11
11
11
11
12
12
13
11
11
12
12
12
13
11
  • 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 Grunters 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.


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