Mount Meharry

Overview

Also called Wirlbiwirlbi, Mount Meharry rises to 1,248 m, the highest peak in Western Australia. It sits on the park’s remote southeast side in the Hamersley Range, delivering wide‑open Pilbara views from a windswept summit. This is a rewarding objective for capable 4WD drivers or determined hikers who like their adventures remote and self‑reliant.

Geology & Country

The mountain is part of the Hamersley Range’s ancient banded iron formations—rocks laid down billions of years ago and later uplifted, with rivers carving the gorges that make Karijini famous. The park is the traditional land of the Banyjima, Kurrama and Innawonga peoples; the peak’s Aboriginal name, Wirlbiwirlbi, reflects that deep, ongoing connection.

Getting There & Access

From Great Northern Highway on the park’s eastern side, turn onto Juna Downs Road opposite the Area C turn‑off. Unsealed roads lead to a 4WD track that crosses Juna Downs Station, enters the park, and climbs after a shallow creek crossing. In dry conditions, a 2WD can usually reach the park boundary (~800 m), leaving about 7 km on foot to the summit with roughly 450 m of ascent. High‑clearance 4WDs can drive to the summit when conditions allow. Track conditions change with weather; after rain, expect problems.

Hiking or Driving?

On foot, the out‑and‑back route is about 46.4 miles/74.7 km with ~1,318 m of total gain—an 18–19.5 hour undertaking for fit, well‑prepared parties. Most visitors either drive all the way with an appropriate 4WD or hike only the final section from where they park. Dogs are not permitted.

What You’ll See

The payoff is simple and spectacular: big‑sky Pilbara panoramas and a true “top of WA” feeling. Along the approach you may find rocky sections, patches of wildflowers in season, and good birding opportunities.

Logistics You Need to Know

• No facilities on the access roads or the summit track—no toilets, water, or services. Be entirely self‑sufficient and use facilities elsewhere in the park before/after.
• The approach crosses pastoral land; permission is typically required from Juna Downs Station and park management. Always check current access and track status before setting out.
• Carry ample water, sun protection, spares, and recovery gear. This is remote country with little shade and significant heat exposure.

Best Time to Visit

Start early to beat the heat, and avoid the hottest months if you can. Skip the trip right after rain, when the track deteriorates quickly. There are no set hours here, but daylight travel is the smart choice.

Map & Navigation Tips

Download offline maps before you go and carry a backup (paper topo plus GPS/PLB or satellite communicator). The drive includes unsealed roads, a creek crossing, and a steep, rocky 4WD ascent—navigation and self‑recovery skills matter.