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Grunters Surf Forecast
/ WA – Margaret River (57 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Grunters surfForecast / WA – Margaret River / Australia
48hr Weather and Surf, issued 7 pm Monday 20 Apr 2026 AWSTForecast update in hr min s Forecast update imminent
Grunters surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grunters sea temperature is
20.6° C
(Which is normal for this time of year)How big are the waves at Grunters today?
The current surf forecast for Grunters at 11PM is: 5.5m 11s primary swell from a West-southwest direction (forecast issued at 07:00pm April 20). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | - | - |
| Afternoon (20 Apr) | 11ft (3.5m) | 15s |
| Evening (20 Apr) | 16ft (5.0m) | 15s |
Table - waves today at Grunters. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 11 | 11 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3883 | 11091 | 7292 | 7327 | 6953 | 8327 | 8517 | 8298 | 7176 | 5902 | 5074 | 4176 | 3668 | 3029 | 2519 | 2162 | 1929 | 2870 | 3229 | 3501 | 5998 | 4934 | 4462 | 4329 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | on | on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross- on | cross- on | on | on | on | on |
High Tide / height (m) | 11:06AM 0.80 | 11:35AM 0.75 | 11:57AM 0.69 | |||||||||||||||||||||
Low Tide / height (m) | 10:39PM 0.03 | 12:02AM 0.00 | 1:00AM 0.00 | |||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:48 | - | - |
| Sunset | 5:51 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - |
 |  |  | |  |  |  | |  |  | |  | | | | | | | | | | | | | |
Rain (mm) | - | 7 | 5 | 4 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | - | - | - |
| Temp. °C | 20 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 16 | 17 | 17 | 17 | 18 | 18 | 19 | 18 | 17 | 17 | 17 |
| Feels °C (?) | 12 | 8 | 5 | 5 | 5 | 7 | 9 | 10 | 12 | 13 | 13 | 11 | 11 | 11 | 11 | 10 | 11 | 12 | 11 | 12 | 13 | 12 | 12 | 13 |
- 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 Grunters 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.
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