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Surf Forecasts:

Derrs surf break

Derrs surfForecast / WA – Perth City / Australia

information circle48hr Weather and Surf, issued 7 pm Tuesday 20 Jan 2026 AWST
Forecast update in hr  min  s Forecast update imminent
Derrs surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Derrs sea temperature is
22.4° C
 (Which is 1.0°C warmer than normal for this time of year)

How big are the waves at Derrs today?

The current surf forecast for Derrs at 1AM is: 1.9m 14s primary swell from a Southwest direction and 0.6m 5s secondary swell from a South-southwest direction, 0.8m 4s secondary swell from a South direction (forecast issued at 07:00pm January 20). The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (21 Jan)4.5ft (1.4m)14s
Afternoon (21 Jan)4.5ft (1.3m)13s
Evening (21 Jan)4ft (1.2m)13s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
1
2
4
2
2
2
3
3
3
2
2
2
1
1
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2
WSW
1.9
WSW
1.7
WSW
1.8
SW
1.5
WSW
1.5
WSW
1.4
WSW
1.3
WSW
1.3
WSW
1.2
WSW
1.2
WSW
1.1
SW
1.2
WSW
1.1
WSW
1
WSW
1
WSW
1.6
SW
1.8
SW
1.8
SW
1.7
SW
1.5
SW
1.4
SW
1.3
SW
0.6
WSW
Period(s) (?)161514141414131313131313121212121267777719
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1856152912441363921870669581572451444370403365304309718206271253198187169241
Wind
(km/h)
25
S
20
SSE
15
ESE
30
E
30
E
30
ENE
20
ENE
15
E
10
E
10
ESE
10
E
10
NE
20
NNE
20
N
15
WNW
35
SSW
30
SSW
30
SSW
30
SSW
25
SSW
20
SSE
15
SSE
20
SSW
25
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
off		cross-
off		offoffoffoffoffcross-
off		offoffcross-
off		cross-
off		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscross-
on		cross-
on
High Tide
/ height (m)
10:02PM
0.66
10:26PM
0.61
2:08PM
0.32
10:46PM
0.54
Low Tide
/ height (m)
6:22AM
0.09
6:30AM
0.12
4:05PM
0.32
6:35AM
0.16
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Sunrise-----5:31-------5:31-------5:33--
Sunset7:23-------7:23-------7:23-------
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
Rain (mm)
------------------------
Temp. °C332930262427353838333130283030242220202019192121
Feels °C (?)282526201821303435302827232527201816161717171817
  • 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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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 Derrs 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.

View detailed surf forecast for Derrs at:
surf-forecast.com

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