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The Guillotine Surf Forecast
/ WA – Margaret River (57 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
The Guillotine surfForecast / WA – Margaret River / Australia
48hr Weather and Surf, issued 7 am Saturday 30 May 2026 AWSTForecast update in hr min s Forecast update imminent
The Guillotine surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Guillotine sea temperature is
20.9° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at The Guillotine today (30 May):
- Morning surf: Morning surf (30 May, local time) - 6ft (1.8m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 6ft (1.8m), 13s period with SW swell.
- Evening surf: Evening surf (30 May, local time) - 6ft (1.8m), 12s period with SW swell.
The current surf forecast for The Guillotine at 12PM is: 1.8m 14s primary swell from a Southwest direction and 0.6m 9s secondary swell from a West direction (forecast issued at 07:00am May 30). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 4.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 6ft (1.8m) | 14s |
| Afternoon (30 May) | 6ft (1.8m) | 13s |
| Evening (30 May) | 6ft (1.8m) | 12s |
Table - waves today at The Guillotine. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 53mm), heaviest during Sat night. Very mild (max 19°C on Sat night, min 13°C on Sat morning). Winds increasing (light winds from the ENE on Sat morning, severe gales from the WNW by Sun afternoon). | ||||||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 14 | NW 8 | W 10 | W 10 | W 11 | W 13 | W 14 | WSW 14 | WSW 14 | SW 13 | SW 13 | SW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | |
1382 | 1344 | 1233 | 1162 | 1109 | 1009 | 910 | 1130 | 1731 | 4427 | 8044 | 12632 | 25663 | 38251 | 29720 | 23060 | 18036 | 14353 | 10630 | 5524 | 4076 | 3047 | 2602 | 2029 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | off | off | off | off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | |
High Tide | 8:16AM1.05m | 8:36AM1.10m | 9:00AM1.14m | |||||||||||||||||||||
Low Tide | 6:05PM0.36m | 6:34PM0.37m | 7:03PM0.39m | |||||||||||||||||||||
 |  | | | |  |  |  |  |  | | | | | | | | | |  | | | |  | |
 | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | 7:16 |
 | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:19 | — | — | 5:19 |
— | — | — | — | — | 7 | 26 | 1 | 5 | 3 | 2 | 2 | 1 | 2 | 3 | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 13 | 16 | 18 | 17 | 15 | 16 | 19 | 16 | 15 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 |
14 | 10 | 12 | 12 | 12 | 12 | 14 | 11 | 5 | 3 | 0 | 0 | 1 | 6 | 4 | 4 | 6 | 7 | 8 | 10 | 10 | 11 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | N 7 | SW 14 | SW 14 | N 9 | — | — | — | — | — | — | W 15 | W 14 | NW 10 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | S 11 |
 kJ | 1382 | 1344 | 1233 | 1162 | 1109 | 1009 | 335 | 1130 | 849 | 130 | — | — | — | — | — | — | 1232 | 4924 | 150 | 5524 | 4076 | 3047 | 2602 | 771 |
Swell 2 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | SW 12 | S 5 | WSW 18 | — | — | — | — | — | — | — | — | — | SW 21 | NW 9 | S 11 | S 11 | S 12 | SW 19 |
| kJ | 81 | 57 | 57 | 39 | 38 | 24 | 910 | 14 | 31 | — | — | — | — | — | — | — | — | — | 18 | 147 | 2062 | 1633 | 1194 | 96 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NNW 6 | NW 6 | NW 10 | NW 10 | NW 10 | W 8 | — | WSW 18 | — | — | — | — | — | — | — | — | — | SW 21 | NW 10 | WSW 20 | SW 20 | SW 20 | — |
| kJ | 4 | 3 | 1 | 4 | 4 | 4 | 10 | — | 31 | — | — | — | — | — | — | — | — | — | 18 | 173 | 38 | 60 | 97 | — |
Wind waves Height (m) Direction Period (s) | — | — | NE 3 | NE 4 | NNE 4 | NNE 6 | SSE 4 | NNW 7 | NW 8 | W 10 | W 10 | W 11 | W 13 | W 14 | WSW 14 | WSW 14 | SW 13 | SW 13 | SW 13 | S 12 | — | — | — | WSW 12 |
| kJ | — | — | 2 | 10 | 38 | 138 | 13 | 742 | 1731 | 4427 | 8044 | 12632 | 25663 | 38251 | 29720 | 23060 | 18036 | 14353 | 10630 | 2687 | — | — | — | 2029 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 148 | 1687 | 1687 | 1687 | 1687 | 1796 | 1907 | 2005 | 2005 | 2167 | 2380 | 2562 | 2645 | 2645 | 5 | 562 | 253 |
Best forecast wave conditions in Margaret River | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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