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Tides

Tide times at Watermans Bay (Marmion Marine Park)

Sunday 12 July 2026 · Australia/Perth

Tide now — water falling, 1 h 37 m to next low (12:30 am)

Today's high and low tides at Watermans Bay (Marmion Marine Park)

Today Time Height (m)
High 2:42 pm 0.59
Low 12:30 am -0.22

Sun, moon and bite times at Watermans Bay (Marmion Marine Park) today

Sun
↑ 7:16 am · ↓ 5:29 pm
Moon
↑ 5:02 am · ↓ 2:51 pm
Moon phase
Waning Crescent · 8%
Sea temp
17.7°C
Swell (max)
1.1 m @ 11 s SW
Best bite
6:30 am–8:00 am

See full bite times for Watermans Bay (Marmion Marine Park) →

Sea-level curve · today

Scaled to today's range (datum is global mean sea level).

Swell · next 7 days at Watermans Bay (Marmion Marine Park)

Day Max swell Period Direction
Sun 12 Jul Today 1.1 m 11 s SW
Mon 13 Jul 1.2 m 12 s SW
Tue 14 Jul 1.1 m 11 s SW
Wed 15 Jul 0.9 m 11 s SW
Thu 16 Jul 0.9 m 8 s W
Fri 17 Jul 1.0 m 9 s SW
Sat 18 Jul 2.3 m 11 s SW

Open-ocean swell at the nearest offshore model cell — expect less of it inside protected water.

Next 14 days at Watermans Bay (Marmion Marine Park)

Day 1st High 1st Low Range (m) Open
Sun 12 Jul Today 2:42 pm (0.59 m) 12:30 am (-0.22 m) 0.81
Mon 13 Jul 3:42 pm (0.61 m) 12:30 am (-0.21 m) 0.82
Tue 14 Jul 4:50 pm (0.61 m) 1:50 am (-0.26 m) 0.87
Wed 15 Jul 5:42 pm (0.7 m) 2:30 am (-0.21 m) 0.91
Thu 16 Jul 6:30 pm (0.76 m) 3:10 am (-0.03 m) 0.79
Fri 17 Jul 7:06 pm (0.75 m) 3:30 am (0.15 m) 0.6
Sat 18 Jul 8:30 am (0.38 m) 4:50 am (0.3 m) 0.23
Sun 19 Jul 9:30 am (0.24 m) 4:00 am (0.14 m) 0.18
Mon 20 Jul 9:30 am (0.24 m) 2:30 am (0.1 m) 0.14
Tue 21 Jul 10:00 am (0.27 m) 1:30 am (0.05 m) 0.3
Wed 22 Jul — — —
Thu 23 Jul — — —
Fri 24 Jul — — —
Sat 25 Jul — — —

Tap a day to open the full hourly forecast for Watermans Bay (Marmion Marine Park).

About Watermans Bay (Marmion Marine Park)

Watermans Bay is a limestone-reef fishery dressed up as a family beach — breakwater, grass, showers, kiosk on one side, productive rocky outcrops with gutters and sand pockets on the other.

Tide character & fortnight outlook

Today's tides at Watermans Bay (Marmion Marine Park) sit in the spring band — peak-to-trough range about 0.81 m (moon 8% illuminated).

Across the next 7 days at Watermans Bay (Marmion Marine Park), the average peak-to-trough tide range is about 0.72 m. The biggest swing this week falls on Wednesday (~0.91 m).

Across the next fortnight, the biggest spring tides at Watermans Bay (Marmion Marine Park) peak around Wednesday 15 Jul at about 0.91 m (around the new moon), and the smallest neap tides fall around Monday 20 Jul at about 0.14 m.

Best tide state to fish Watermans Bay (Marmion Marine Park)

West-facing rock outcrops fully exposed to incoming SW swell. Fishes well on the upper rocks in most conditions; the productive lower ledges and gutters between reef sections wash out above about 1.5–2m swell. Calm before the easterly fades. Salmon runs in autumn benefit from cleaner-water easterly weather. Marine park reef structure means clearer water than open beaches; reduces only in days after winter storms.

What anglers target here

Anglers fishing Watermans Bay (Marmion Marine Park) typically time sessions around the tide for australian herring, tailor, australian salmon, southern calamari (squid), and western school whiting.

Tide questions, answered

What time is high tide at Watermans Bay (Marmion Marine Park) today?
Today's high tide at Watermans Bay (Marmion Marine Park) is at 2:42 pm.
What time is low tide at Watermans Bay (Marmion Marine Park) today?
Today's low tide at Watermans Bay (Marmion Marine Park) is at 12:30 am.
Is Watermans Bay (Marmion Marine Park) on a spring or neap tide this week?
Today's tides at Watermans Bay (Marmion Marine Park) sit in the spring band — peak-to-trough range about 0.81 m (moon 8% illuminated).
When is the best tide to fish Watermans Bay (Marmion Marine Park)?
West-facing rock outcrops fully exposed to incoming SW swell. Fishes well on the upper rocks in most conditions; the productive lower ledges and gutters between reef sections wash out above about 1.5–2m swell. Calm before the easterly fades. Salmon runs in autumn benefit from cleaner-water easterly weather. Marine park reef structure means clearer water than open beaches; reduces only in days after winter storms. Today's peak bite window runs 6:30 am–8:00 am.

Nearby tide spots