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Tides

Tide times at Portsea Back Beach (Portsea Ocean Beach)

Saturday 17 October 2026 · Australia/Melbourne

Tide now — water rising, 4 h 43 m to next high (4:33 pm)

Today's High and Low Tides at Portsea Back Beach (Portsea Ocean Beach)

Today Time Height (m)
High 4:48 am 0.9
Low 10:35 am -0.75
High 4:33 pm 0.53
Low 10:34 pm -1.24

Sun, Moon and Bite Times at Portsea Back Beach (Portsea Ocean Beach) Today

Sun
↑ 6:33 am · ↓ 7:40 pm
Moon
↑ 10:27 am · ↓ 1:20 am
Moon phase
First Quarter · 32%
Sea temp
15.2°C
Swell (max)
0.7 m @ 10 s SW
Best bite
5:30 am–7:30 am

See full bite times for Portsea Back Beach (Portsea Ocean Beach) →

Sea-Level Curve · Today

Day Timeline
Major Minor Tide Twilight
First light 6:06 am Last light 8:07 pm
High 4:48 am Low 10:35 am High 4:33 pm Low 10:34 pm

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Heights are scaled to today's range (datum is global mean sea level).

Swell · Next 7 Days at Portsea Back Beach (Portsea Ocean Beach)

Day Max swell Period Direction
Sat 17 Oct Today 0.7 m 10 s SW
Sun 18 Oct 0.6 m 11 s SW
Mon 19 Oct 1.0 m 12 s SW
Tue 20 Oct 1.0 m 11 s SW
Wed 21 Oct 1.3 m 12 s SW
Thu 22 Oct 1.7 m 12 s SW
Fri 23 Oct 1.7 m 12 s SW

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

Next 14 Days at Portsea Back Beach (Portsea Ocean Beach)

Tap a day to open the full hourly forecast for Portsea Back Beach (Portsea Ocean Beach).

About Portsea Back Beach (Portsea Ocean Beach)

Portsea's back beach faces Bass Strait on the national-park side of the Peninsula, and ocean fishing sits alongside surfing and walking as what people come here for.

Tide Character & Fortnight Outlook

Today's tides at Portsea Back Beach (Portsea Ocean Beach) sit in the spring band — peak-to-trough range about 2.14 m (moon 32% illuminated).

Across the next 7 days at Portsea Back Beach (Portsea Ocean Beach), the average peak-to-trough tide range is about 1.56 m. The biggest swing this week falls on Saturday (~2.14 m).

Across the next fortnight, the biggest spring tides at Portsea Back Beach (Portsea Ocean Beach) peak around Saturday 17 Oct at about 2.14 m, and the smallest neap tides fall around Monday 26 Oct at about 1.03 m.

Best Tide State to Fish Portsea Back Beach (Portsea Ocean Beach)

A moderate south-westerly swell builds good gutters; a big swell makes the beach dangerous and fills the gutters with white water. Northerly winds are offshore and clean the water up; strong south-westerlies blow it out. Dawn, dusk and a rising tide are the windows.

What Anglers Target Here

Anglers fishing Portsea Back Beach (Portsea Ocean Beach) typically time sessions around the tide for australian salmon, gummy shark, king george whiting, and snapper.

Tide Questions, Answered

What time is high tide at Portsea Back Beach (Portsea Ocean Beach) today?
Today's high tides at Portsea Back Beach (Portsea Ocean Beach) are at 4:48 am and 4:33 pm.
What time is low tide at Portsea Back Beach (Portsea Ocean Beach) today?
Today's low tides at Portsea Back Beach (Portsea Ocean Beach) are at 10:35 am and 10:34 pm.
Is Portsea Back Beach (Portsea Ocean Beach) on a spring or neap tide this week?
Today's tides at Portsea Back Beach (Portsea Ocean Beach) sit in the spring band — peak-to-trough range about 2.14 m (moon 32% illuminated).
When is the best tide to fish Portsea Back Beach (Portsea Ocean Beach)?
A moderate south-westerly swell builds good gutters; a big swell makes the beach dangerous and fills the gutters with white water. Northerly winds are offshore and clean the water up; strong south-westerlies blow it out. Dawn, dusk and a rising tide are the windows. Today's peak bite window runs 5:30 am–7:30 am.

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