Brief Mountain Forecast for all New Zealand

North Island

Valid for Monday, 18-May

Te Papa-Kura-o-Taranaki and Tongariro National Park: Mainly fine. Remaining North Island Mountain areas: Cloudy with the odd shower, more frequent northeast of Te Urewera. Showers clearing in the south this evening. WINDS: Southeasterlies.

Freezing Level: About 2400 metres.

Valid for Tuesday, 19-May

Cloudy with a few showers north of Kaweka Forest Park. Partly cloudy elsewhere. WINDS:Light winds.

Freezing Level: 2500 metres.

Valid for Wednesday, 20-May

Areas of morning and evening cloud, otherwise fine. WINDS:Northerlies developing late.

Freezing Level: 3000 metres.

Valid for Thursday, 21-May

Fine, except for areas of morning and evening cloud north of Kaweka Forest Park. WINDS:Northerlies, dying out.

Freezing Level: Above 3000 metres.

Issued: 2:08am Monday 18 May 2026

South Island

Valid for Monday, 18-May

Southern Alps, also Kahurangi and Nelson Lakes National Parks: Areas of cloud or fog in a valleys, otherwise mainly fine. Kaikoura ranges: Mostly cloudy. Increasing fine spells this afternoon. Fiordland : Mostly cloudy and isolated showers. WINDS: Light winds.

Freezing Level: 2600 metres.

Valid for Tuesday, 19-May

Mainly fine, but a few showers about Fiordland. WINDS:Northwesterlies rising to gale about Fiordland, light winds further north.

Freezing Level: About 2500 metres, rising to 3000 metres.

Valid for Wednesday, 20-May

Mainly fine, but a few showers about Fiordland and Mt Aspiring National Park. WINDS:Northwesterlies, rising to gale but severe gale about Fiordland.

Freezing Level: 3000 metres, lowering to 2500 metres about fiordland later.

Valid for Thursday, 21-May

Cloudy with showers south of Paparoa National Park. Mainly fine elsewhere. WINDS:Northwesterlies easing, and dying out in the north.

Freezing Level: About 2600 metres.

Issued: 2:08am Monday 18 May 2026