The main break at Margaret River is a heavy, world-class reef wave with enormous power — a true test of big-wave surfing on the Indian Ocean. The diurnal tides here create a unique rhythm, with just one daily high and low, amplifying the dramatic landscape of granite headlands and limestone caves.
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How the tides and swell change through the year at Western Australia locations.
Afternoon seabreezes, still plenty of swell.
The peak — massive Indian Ocean groundswells.
Powerful SW swells, cooler temps, less wind.
Fading into smaller but still clean conditions.
Annual tide statistics computed from published BOM 2026 predictions for Margaret River. Times use the location time zone (Australia/Perth).
1.3m on 15 Jun at 08:34
0.09m on 24 Dec at 06:01
0.33m between high and low
June — highest avg high tides
Two high and two low tides daily
1.21m — from lowest low to highest high
High and low tide predictions for the next 7 days, from BOM. Times use Australia/Perth.
| Day | High tides | Low tides |
|---|---|---|
| Sun 25 Oct | 10:31 · 0.64m, 20:45 · 0.9m | 03:42 · 0.39m, 14:04 · 0.54m |
| Mon 26 Oct | 11:45 · 0.6m, 20:55 · 0.96m | 05:06 · 0.32m, 14:08 · 0.55m |
| Tue 27 Oct | 12:50 · 0.57m, 21:19 · 1m | 06:14 · 0.26m, 14:26 · 0.54m |
| Wed 28 Oct | 13:54 · 0.53m, 21:54 · 1.01m | 07:15 · 0.22m, 14:49 · 0.53m |
| Thu 29 Oct | 22:34 · 0.99m | 08:14 · 0.21m |
| Fri 30 Oct | 11:29 · 0.28m, 23:16 · 0.94m | 09:11 · 0.22m, 12:00 · 0.28m |
| Sat 31 Oct | 11:44 · 0.28m, 23:59 · 0.87m | 10:09 · 0.26m, 12:57 · 0.27m |