Gnarabup surfForecast / WA – Margaret River / Australia

information circle48hr Weather and Surf, issued 7 am Monday 20 Apr 2026 AWST
Forecast update in hr  min  s Forecast update imminent
Gnarabup surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gnarabup sea temperature is
20.5° C
(Which is normal for this time of year)

How big are the waves at Gnarabup today?

The current surf forecast for Gnarabup at 2PM is: 3.5m 15s primary swell from a Southwest direction and 1.6m 5s secondary swell from a Northwest direction (forecast issued at 07:00am 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)10ft (3.0m)15s
Evening (20 Apr)16ft (5.0m)9s

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


Updates in  hr  min  s Forecast update imminent
Monday
20
Tuesday
21
Wednesday
22
Thu
23
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
3
2
0
0
0
0
0
0
0
0
0
6
5
5
4
4
3
3
1
1
1
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
3
SW
3.5
SW
3.5
WSW
3.5
SW
3
SW
5
W
5.5
WSW
5.5
WSW
5.5
WSW
5
SW
5
WSW
5
SW
4.5
WSW
4
SW
4
SW
3.5
SW
3.5
SW
3
SW
3
WSW
2.5
WSW
2.5
WSW
2.5
WSW
3.5
WSW
4
WSW
Period(s) (?)13141515159111111131313131313131313131313121313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)365148815270471938834139753869426953850785178078717660605074431436683029261421621929222136304679
Wind
(km/h)
25
NNW
30
NNW
35
NW
40
NNW
45
NNW
55
W
45
WSW
45
SW
40
SW
35
SW
25
SW
20
SW
20
SW
15
WSW
10
WNW
15
NW
20
NNW
25
NW
30
NNW
30
NW
30
NW
30
NW
30
WNW
25
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscross-
on
ononcross-
on
oncross-
on
onononcross-
on
crosscrosscrosscrosscrosscrosscross-
on
cross-
on
cross-
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
Thu
23
Sunrise-6:45-------6:46-------6:47------
Sunset----5:51-------5:50-------5:49---
part cloud
cloud
rain showers
clear
clear
mod rain
thunderstorm
thunderstorm
light rain
rain showers
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
part cloud
Rain (mm)
--1--84411--------------
Temp. °C181919202015141315141515161516151516161717181919
Feels °C (?)141513131255365910111113111011101111121314
  • 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 Gnarabup 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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