Portsea, VIC

At the tip of the Mornington Peninsula — calm bay side for families, powerful ocean back beach for experienced surfers.

Live AI Coastal Briefing

Monday 12 October is shaping up to be a beautiful day along our stunning coastline, with a mix of calm and powerful conditions that cater to all kinds of beachgoers. The temperature is already at a pleasant 15C, and with 83% cloud cover, it's an overcast but inviting morning. Whether you're a family looking for a relaxing day out or an experienced surfer chasing some solid waves, there's something for everyone today.



Out in the ocean, the wave height is sitting at 1.30m, which is waist to chest high and perfect for surfers of all levels. The water temperature is a cool 15.6C, so if you're planning to get in the water, a 3/2 full wetsuit is recommended to keep you warm and comfortable. With high tide at 01:39 pm and low tide at 07:31 pm, there are plenty of opportunities to get out and enjoy the water throughout the day.



For all you sports and fitness enthusiasts out there, today is a great day to get out and enjoy your favourite activities. Surfers will love the solid waves at the back beach, while runners and cyclists can take advantage of the calm and scenic routes along the coast. If you're an angler, the calm bay side is perfect for a spot of fishing, and paddleboarders will enjoy the peaceful and serene conditions. With the wind blowing at 18 km/h from the NW and gusting up to 35 km/h, it's a good idea to check the conditions before you head out.



As we head into the afternoon, the temperature is expected to remain steady at 15C, with plenty of cloud cover to keep things cool and comfortable. With no chance of rain and low UV levels, it's a great day to get out and enjoy all that our beautiful coastline has to offer. So why not grab your board, your bike, or your fishing rod, and make the most of this stunning day – we hope you have a fantastic time out there, and we'll catch you back here tomorrow with another update.

About This Coastline

Portsea occupies the narrow tip of the Mornington Peninsula, where calm Port Phillip Bay beaches lie only a short distance from rugged Bass Strait surf.

Here, the coast remains central to the identity of the settlement rather than sitting at its edge as a separate attraction.

The Vibe

The village has an exclusive holiday character but remains strongly connected to outdoor life.

Bay swimming, diving and boating contrast with ocean walks, surfing and dramatic cliff scenery on the exposed southern side. Food, exercise, family life and water activity overlap naturally, producing a rhythm that feels lived-in rather than staged.

The Local Anchor

Point Nepean is the area’s defining anchor, preserving military fortifications, quarantine history and coastal tracks at the entrance to Port Phillip.

Portsea Pier and the nearby reef are also important to local boating and diving culture. The strongest landmarks work as orientation points, but they also reveal how generations have interpreted and used the surrounding shore.

The Landscape

The geography creates two distinct coasts: sheltered, clear bay water to the north and powerful ocean swell against cliffs and reefs to the south.

The narrow entrance known as the Heads carries strong tidal currents and demands considerable respect from boats and swimmers. Seen as a whole, the area is a mosaic of sand, rock, vegetation and water rather than a single uniform beach.

The enduring appeal lies in the balance between open scenery, local tradition and the practical rhythms of coastal life.