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Grunters surfForecast / WA – Margaret River / Australia

information circle48hr Weather and Surf, issued 1 pm Monday 20 Apr 2026 AWST
Forecast update in hr  min  s Forecast update imminent
Grunters surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grunters sea temperature is
20.6° C
(Which is normal for this time of year)

How big are the waves at Grunters today?

The current surf forecast for Grunters at 5PM is: 3.0m 15s primary swell from a Southwest direction and 0.7m 18s secondary swell from a Southwest direction, 2.5m 7s secondary swell from a Northwest direction (forecast issued at 01:00pm April 20). The wind direction is predicted to be cross-shore.

Time (AWST) & DateWave HeightWave Period
Morning (20 Apr)11ft (3.5m)14s
Afternoon (20 Apr)11ft (3.5m)15s
Evening (20 Apr)16ft (5.0m)9s

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


Updates in  hr  min  s Forecast update imminent
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
0
0
0
0
0
0
0
!
6
6
6
4
4
3
3
1
1
1
3
0
0
0
2
Swell
Height Map
Wave Height (m) & direction (?)
3.5
WSW
3.5
SW
3
SW
5
W
5.5
WSW
5.5
WSW
5.5
WSW
5.5
SW
5
WSW
5
WSW
4.5
WSW
4
SW
4
SW
3.5
SW
3.5
SW
3
WSW
3
WSW
2.5
WSW
2.5
WSW
3
WSW
3
WSW
4
WSW
4
WSW
3.5
WSW
Period(s) (?)15151591111111213131313131313131313131313131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)527047193883400977947974741885508860835971766060507443143668319825192162192927963194504054514427
Wind
(km/h)
35
NW
40
NW
45
NNW
50
W
45
WSW
50
WSW
35
SSW
35
SW
30
SW
20
SW
15
SW
10
WSW
10
WNW
15
NW
20
NW
25
NNW
25
NNW
30
NW
30
NW
30
NW
35
WNW
30
WNW
25
W
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscross-
on
ononcross-
on
onononononcross-
on
crosscrosscrosscrosscrosscrosscrosscross-
on
cross-
on
oncross-
on
High Tide
/ height (m)
10:37AM
0.81
11:06AM
0.80
11:35AM
0.75
Low Tide
/ height (m)
10:39PM
0.03
12:02AM
0.00
1:00AM
0.00
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Sunrise-------6:46-------6:47-------6:48
Sunset--5:51-------5:50-------5:49-----
rain showers
part cloud
clear
mod rain
thunderstorm
rain showers
light rain
light rain
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
light rain
light rain
Rain (mm)
1--105411--------------11
Temp. °C192020151414141414151616161516161717171819191817
Feels °C (?)131312653667101213131111111111111213141415
  • 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

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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