Derrs surf break

Derrs surfForecast / WA – Perth City / Australia

information circle48hr Weather and Surf, issued 7 am Tuesday 12 May 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
20.9° C
(Which is slightly cooler than normal)

How big are the waves at Derrs today?

The current surf forecast for Derrs at 10AM is: 1.4m 12s primary swell from a West-southwest direction and 0.4m 17s secondary swell from a West-southwest direction, 0.4m 5s secondary swell from a North-northwest direction (forecast issued at 07:00am May 12). The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (12 May)4.5ft (1.4m)12s
Afternoon (12 May)5ft (1.6m)13s
Evening (12 May)7ft (2.1m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Thu morning. Warm (max 24°C on Tue afternoon, min 16°C on Thu night). Wind will be generally light.

Tuesday
12
Wednesday
13
Thursday
14
Fri
15
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
2 AM
Rating
(10 max)
3
2
3
2
3
4
4
4
5
5
4
2
4
4
3
3
2
2
2
0
0
1
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
WSW
13
1.4
WSW
13
1.5
WSW
12
1.6
WSW
13
1.9
WSW
16
2
WSW
14
2.3
WSW
14
2.5
WSW
15
3
WSW
15
3
WSW
15
3
WSW
15
3
WSW
15
3
WSW
15
3
WSW
15
2.5
WSW
14
2.5
WSW
14
2.5
WSW
14
2.5
WSW
14
2.5
WSW
14
2.4
WSW
13
2.4
WSW
13
2.3
WSW
13
2.1
WSW
13
2.1
WSW
13
Wave Graph
Metric surfscale
Energy kJ
468
576
666
816
1718
1637
2197
2951
3848
4096
4207
4005
3560
3243
2948
2673
2603
2357
2162
1949
1999
1780
1575
1427
Wind (km/h)
15
NNE
15
NNE
15
N
15
WNW
10
WSW
5
E
10
ENE
10
NE
10
NNE
15
NNE
15
NNW
15
WNW
10
WSW
10
SW
5
SW
10
SW
15
SSW
15
S
15
SSW
25
SW
20
SW
15
SW
15
SSW
15
SW
cross-off
cross-off
cross-off
cross-on
on
glassy
off
off
cross-off
cross-off
cross
cross-on
on
on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
on
High Tide
7:40AM0.45m
6:23PM0.37m
7:36AM0.51m
8:02PM0.34m
7:46AM0.57m
10:03PM0.30m
Low Tide
2:18PM0.33m
00:23AM0.23m
2:56PM0.23m
00:23AM0.27m
3:41PM0.14m
11:54PM0.30m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
part cloud
clear
part cloud
cloud
part cloud
light rain
cloud
cloud
cloud
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:56
6:56
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
5:30
5:29
1
Temp °C
18
18
23
24
22
21
20
19
19
18
22
22
21
20
19
19
19
17
17
17
17
17
16
17
13
13
19
20
20
20
17
15
15
14
18
19
20
19
19
19
18
15
15
13
12
13
13
14
Swell 1
Height (m)
Direction
Period (s)
1.2
WSW
13
1.4
WSW
13
1.5
WSW
12
1.6
WSW
13
1.9
WSW
16
2
WSW
14
2.3
WSW
14
2.5
WSW
15
3
WSW
15
3
WSW
15
3
WSW
15
3
WSW
15
3
WSW
15
3
WSW
15
2.5
WSW
14
2.5
WSW
14
2.5
WSW
14
2.5
WSW
14
2.5
WSW
14
2.4
WSW
13
2.4
WSW
13
2.3
WSW
13
2.1
WSW
13
2.1
WSW
13
Energy kJ
468
576
666
816
1718
1637
2197
2951
3848
4096
4207
4005
3560
3243
2948
2673
2603
2357
2162
1949
1999
1780
1575
1427
Swell 2
Height (m)
Direction
Period (s)
0.6
NW
5
0.3
NW
5
0.4
WSW
17
0.6
WSW
16
1.2
WSW
16
Energy kJ
18
4
101
206
721
Swell 3
Height (m)
Direction
Period (s)
0.2
WSW
18
Energy kJ
32
Wind waves
Height (m)
Direction
Period (s)
0.6
NNW
5
0.4
N
3
0.4
NNW
5
0.4
NW
4
Energy kJ
19
2
9
4
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
4
4
4
4
4
5
5
4
4
4
4
4
4
4
4
3
5
3
3
3
4
Distance (km)
0
45
0
391
303
0
0
0
0
0
309
408
324
186
186
186
186
186
220
256
434
186
186
434
Best forecast wave conditions in Perth City Coast
Rating
(10 max)
3
3
3
4
4
5
5
5
Best forecast wave conditions in Australia
Rating
(10 max)
5
5
5
4
4
4
5
5
5
5
6
4
5
6
5
7
5
4
4
5
4
6
5
5
Header Global
Rating
(10 max)
9
9
9
5
8
8
9
9
9
9
6
9
9
7
7
6
9
8
9
5
5
5
5
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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