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Surf Forecasts:

Guilderton Rivermouth surfForecast / WA – Perth City / Australia

information circle48hr Weather and Surf, issued 1 am Friday 13 Mar 2026 AWST
Forecast update in hr  min  s Forecast update imminent
Guilderton Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Guilderton Rivermouth sea temperature is
22.6° C
 (Which is normal for this time of year)

How big are the waves at Guilderton Rivermouth today?

The current surf forecast for Guilderton Rivermouth at 5AM is: 1.8m 20s primary swell from a Southwest direction and 1.0m 11s secondary swell from a Southwest direction (forecast issued at 01:00am March 13). An open ocean swell of 1.0m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (13 Mar)6ft (1.9m)19s
Afternoon (13 Mar)6.5ft (2.0m)18s
Evening (13 Mar)6.5ft (2.0m)18s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Friday
13
Saturday
14
Sunday
15
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
4
3
3
3
3
4
2
2
2
3
3
2
3
1
1
3
2
2
2
2
2
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
WSW
1.7
SW
1.8
SW
1.9
SW
2
SW
2
SW
2
SW
2
SW
2
SW
2
SW
2
SW
2.1
SW
2
SW
1.7
SW
1.7
SW
1.7
SW
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.4
SW
1.4
SW
1.4
WSW
Period(s) (?)212020191919181817171716161616161515151414141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)244124152473272528022713245724022375234722402287194314491449143111181059104510311016834777680
Wind
(km/h)
15
E
20
ESE
20
ESE
30
ESE
25
E
25
ESE
30
ESE
30
ESE
25
ESE
25
SE
20
SE
25
ESE
20
SE
25
S
25
S
20
SE
25
SE
20
SE
20
SE
25
ESE
15
SE
25
S
30
S
30
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
off		cross-
off		offoffoffcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscross-
off
High Tide
/ height (m)
4:53PM
0.57
6:19PM
0.59
7:17PM
0.60
Low Tide
/ height (m)
3:21AM
0.11
3:28AM
0.09
3:36AM
0.09
Friday
13
Saturday
14
Sunday
15
Sunrise---6:15-------6:16-------6:16----
Sunset------6:37-------6:37-------6:36-
clear
clear
clear
clear
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C201818182224242017161718242524262321192026272522
Feels °C (?)161414131719181513121414212121221918171724232119
  • 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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View detailed surf forecast for Guilderton Rivermouth at:
surf-forecast.com

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