Surf Forecasts:
Guilderton Rivermouth surf forecast from 6 Jul 2026:
- Best quality surf: Monday 6 Jul, 2PM (local time) - 10ft (3.0m), 16s period, WSW swell with cross-offshore winds.
- Most powerful swell: Sunday 12 Jul, 11AM (local time) - 11ft (3.5m), 19s period, SW swell with 7,616 kJ wave energy.
- Next surfable swell (1★+): Monday 6 Jul, 2PM (local time) - 10ft (3.0m), 16s period with WSW swell.
Best Forecast Surf Conditions for Guilderton Rivermouth this week:
The surf forecast for Guilderton Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 06) at 2PM. The primary swell is predicted to be 3.0m and 16s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Guilderton Rivermouth in the next 16 days are 3.5m 19s and forecast to arrive on Sunday (Jul 12) at 11AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Sunday (Jul 12) at 2AM.
| Wave Type | Time (AWST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Mon 6th Jul) | 10ft (3.0m) 16s |
| Best Surf | 2PM (Mon 6th Jul) | 10ft (3.0m) 16s |
| Most Powerful | 11AM (Sun 12th Jul) | 11ft (3.5m) 19s |
Table - best surf conditions forecast for Guilderton Rivermouth over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Mon afternoon. Warm (max 20°C on Wed afternoon, min 13°C on Mon night). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 17°C on Thu morning, min 13°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Monday 6 | Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 16 | WSW 15 | WSW 16 | WSW 16 | WSW 16 | SW 15 | WSW 15 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | SW 13 | SW 13 | SW 12 | SW 15 | SW 14 | SW 14 | SW 19 | SW 17 | SW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3812 | 4436 | 5392 | 4796 | 4258 | 2594 | 1714 | 4432 | 3953 | 3030 | 2586 | 2006 | 1435 | 1288 | 910 | 2341 | 3325 | 2952 | 7616 | 5343 | 3427 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross | off | cross | on | cross-off | glassy | cross-on | cross | cross-off | cross | cross-off | glassy | cross | off | cross-off | cross | cross-off |
High Tide | 11:12AM0.48m | 3:41AM0.45m | 4:06AM0.51m | 4:41AM0.58m | 5:26AM0.65m | 6:17AM0.71m | 7:12AM0.76m | ||||||||||||||
Low Tide | 7:21PM0.21m | 7:06PM0.23m | 6:12PM0.23m | 3:35PM0.15m | 3:50PM0.06m | 4:28PM-0.01m | 5:11PM-0.06m | ||||||||||||||
 |  |  | | |  | | | | |  |  | | | |  |  | | | | | |
 | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — |
 | — | 5:27 | — | — | 5:28 | — | — | 5:28 | — | — | 5:29 | — | — | 5:29 | — | — | 5:30 | — | — | 5:30 | — |
mm | — | 1 | — | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 19 | 17 | 15 | 19 | 18 | 17 | 20 | 19 | 17 | 17 | 17 | 16 | 16 | 16 | 14 | 16 | 16 | 15 | 18 | 16 |
Feels °C | 14 | 18 | 13 | 12 | 17 | 15 | 13 | 18 | 20 | 17 | 14 | 14 | 14 | 13 | 13 | 13 | 15 | 13 | 11 | 16 | 14 |
Swell 1 Height (m) Direction Period (s) | WSW 16 | WSW 15 | WSW 16 | WSW 16 | WSW 16 | SW 15 | WSW 15 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | SW 13 | SW 13 | SW 18 | SW 15 | SW 14 | SW 14 | SW 19 | SW 17 | SW 16 |
| kJ | 3812 | 4436 | 5392 | 4796 | 4258 | 2594 | 1714 | 4432 | 3953 | 3030 | 2586 | 2006 | 1435 | 1288 | 12 | 2341 | 3325 | 2952 | 7616 | 5343 | 3427 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 19 | — | — | — | — | — | — | — | W 13 | WSW 13 | WSW 26 | SW 21 | SW 19 | — | SW 22 |
| kJ | — | — | — | — | — | — | 1288 | — | — | — | — | — | — | — | 3 | 59 | 65 | 652 | 3433 | — | 121 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 21 | SW 18 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 45 | 199 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 12 | — | — | ESE 3 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 910 | — | — | 5 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 21 | 21 | 21 | 21 | 21 | 0 | 50 | 246 | 21 | 0 | 246 | 58 | 0 | 251 | 0 | 0 | 217 | 21 | 21 | 47 | 0 |
Best forecast wave conditions in Perth City Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Guilderton Rivermouth 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.
Information about the Guilderton Rivermouth Surf forecast
The above surf forecast table for Guilderton Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Guilderton Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Guilderton Rivermouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Guilderton Rivermouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Guilderton Rivermouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Nearest