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Guilderton Rivermouth Surf Forecast
/ WA – Perth City (29 breaks) / New South Wales (297 breaks) /
Guilderton Rivermouth surfForecast / WA – Perth City / Australia
12 Day Weather and Surf, issued 7 am Wednesday 30 Apr 2025 AWST
Best Forecast Surf Conditions for Guilderton Rivermouth this week:
The surf forecast for Guilderton Rivermouth over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Apr 30) at 2PM. The primary swell is predicted to be 1.3m and 16s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Guilderton Rivermouth in the next 12 days are 5.0m 17s and forecast to arrive on Sunday (May 04) at 8AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Thursday (May 01) at 8AM.
| Wave Type | Time (AWST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Wed 30th Apr) | 4.5ft (1.3m) 16s |
| Best Surf | 11PM (Sat 3rd May) | 13ft (4.0m) 15s |
| Most Powerful | 8AM (Sun 4th May) | 16ft (5.0m) 17s |
Table - best surf conditions forecast for Guilderton Rivermouth over the next 12 days.
Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | Thursday 08 | Friday 09 | Saturday 10 | Sunday 11 | |||||||||||||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 12 | 13 | 17 | 17 | 16 | 15 | 14 | 14 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 15 | 14 | 14 | 13 | 12 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 430 | 657 | 1005 | 905 | 770 | 701 | 667 | 671 | 1170 | 1543 | 2786 | 11572 | 11725 | 8122 | 5324 | 3430 | 2233 | 3334 | 2944 | 2633 | 2492 | 2216 | 1754 | 1119 | 859 | 680 | 659 | 502 | 449 | 1162 | 678 | 534 | 1173 | 711 | 544 | 286 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross- off | cross | cross- on | cross- off | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- off | cross- off | cross | off | off | cross- off | off | cross- off | cross | cross- off | glass | cross | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 10:18AM 0.77 | 10:52AM 0.75 | 11:26AM 0.71 | 11:57AM 0.64 | 12:14PM 0.57 | 11:52AM 0.50 | 10:54AM 0.45 | 9:19AM 0.44 | 5:58PM 0.37 | 8:20AM 0.47 | 7:46PM 0.34 | 8:09AM 0.52 | 9:09PM 0.32 | 8:12AM 0.57 | 10:33PM 0.30 | 8:23AM 0.62 | ||||||||||||||||||||
Low Tide / height (m) | 9:40PM 0.03 | 11:05PM 0.04 | 12:09AM 0.06 | 12:54AM 0.10 | 1:21AM 0.14 | 1:31AM 0.19 | 1:23AM 0.24 | 3:23PM 0.37 | 12:57AM 0.27 | 3:32PM 0.31 | 12:33AM 0.29 | 3:53PM 0.25 | 12:20AM 0.29 | 4:19PM 0.20 | 12:01AM 0.30 | 4:49PM 0.16 | ||||||||||||||||||||
Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | Thursday 08 | Friday 09 | Saturday 10 | Sunday 11 | |||||||||||||||||||||||||
| Sunrise | 6:47 | - | - | 6:48 | - | - | 6:48 | - | - | 6:48 | - | - | 6:50 | - | - | 6:50 | - | - | 6:50 | - | - | 6:52 | - | - | 6:52 | - | - | 6:52 | - | - | 6:54 | - | - | 6:54 | - | - |
| Sunset | - | 5:42 | - | - | 5:40 | - | - | 5:39 | - | - | 5:38 | - | - | 5:38 | - | - | 5:37 | - | - | 5:37 | - | - | 5:36 | - | - | 5:35 | - | - | 5:34 | - | - | 5:34 | - | - | 5:32 | - |
 | |  | | |  |  |  | |  | |  | | | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | 1 | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 27 | 25 | 28 | 26 | 23 | 23 | 23 | 22 | 21 | 21 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 18 | 21 | 19 | 22 | 26 | 24 | 25 | 28 | 26 | 25 | 26 | 24 | 24 | 27 | 25 | 24 | 27 | 24 |
| Feels °C (?) | 20 | 25 | 21 | 22 | 19 | 24 | 22 | 21 | 21 | 17 | 16 | 15 | 16 | 15 | 17 | 18 | 19 | 19 | 15 | 18 | 16 | 18 | 23 | 20 | 21 | 26 | 23 | 23 | 22 | 20 | 20 | 24 | 20 | 19 | 24 | 19 |
Short Range Forecast: Mostly dry. Warm (max 28°C on Thu morning, min 18°C on Wed morning). Mainly fresh winds. | Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Sat morning. Warm (max 21°C on Sat morning, min 16°C on Mon night). Winds decreasing (fresh winds from the W on Sat morning, light winds from the SW by Mon morning). | Days 6-9 Weather Summary Mostly dry. Warm (max 28°C on Thu afternoon, min 15°C on Wed morning). Wind will be generally light. | Long Range Forecast: Mostly dry. Warm (max 27°C on Sat afternoon, min 17°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||||||||||||||
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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 12 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.
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