Mountain Radio

Latest South Island Weather Forecast

This forecast was transmitted by ZKIB BASE this evening on our 7.30pm voice call  to all of our field sets located in the South Island and Stewart Island.


Situation Statement

Issued: 8:18am Friday 19 Oct 2018


A high pressure system covers the country today. Meanwhile, a front slowly approaches southern New Zealand from the west.



Short Forecast

Issued: 4:40pm Friday 19 Oct

Valid to: Midnight Saturday 20 Oct

Nelson, Marlborough and Canterbury

Fine, some high cloud tomorrow morning.

Buller and Westland

Mostly cloudy with patchy light rain or drizzle, but fine spells north of Hokitika this evening.

Fiordland

Mostly cloudy, with patchy drizzle, turning to rain late tomorrow morning.

Otago and Southland

High cloud at times. A few spots of rain tomorrow morning.


Extended Brief Forecast

Issued: 11:19am Friday 19 Oct

Sunday

South Island, Cloud in the west and south. A few showers in the west, spreading to Southland and Clutha at night.

Monday

South Island, Partly cloudy. Scattered rain in the south, gradually spreading up the east coast, then clearing later.

Tuesday

South Island, Mainly fine.


Brief Mountain Forecast

Issued at 12:18pm Friday 19 Oct  

Valid to Midnight Saturday 20 Oct

South Island

Kaikoura ranges:

Fine weather.

Kahurangi and Nelson Lakes National Parks:

Fine apart from cloud this evening.

The Southern Alps and Fiordland:

Cloudy, with light rain about the western slopes, turning to rain in Fiordland late tomorrow morning.

WINDS:

Northwesterlies, rising to gales about Fiordland this afternoon, turning southwest tomorrow afternoon and easing in the evening.

Freezing Level: About 3200 metres.


Extended Mountain Forecast

Issued at: 12:53pm Friday 19 Oct

South Island

Sunday:

Partly cloudy. Isolated showers west of the Divide and rain for Fiordland. Westerlies, strong or gale in the far south at first, gradually easing.

Freezing Level: 3000 metres, lowering to 2200 metres in the south.

Monday:

Partly cloudy. Scattered rain for Fiordland, clearing later. Winds mainly light.

Freezing Level: Becoming 3000 metres everywhere.

Tuesday:

Areas of cloud. Northwesterlies, rising to gale in the south.

Freezing Level: 3000 metres.


Nelson Lakes National Park

Tomorrow - Saturday 20 October

Issued at: 2:06pm Friday 19 Oct

Partly cloudy

Cloudy periods.

Freezing level 3200m

Sunday 21 October

Fine.

Freezing level 3300m

Monday 22 October

Partly cloudy

Fine, apart from morning cloud. Light winds.

Freezing level  Above 3000 metres.

Tuesday 23 October

Partly cloudy

Morning cloud, then fine. Westerlies.

Freezing level  Above 3000 metres.


Canterbury High Country

Tomorrow

Issued at 11:50am Friday 19 Oct

Morning high cloud then fine.

Wind at 1000 metres: Northwest 60 km/h, easing to 40 km/h in the afternoon.

Wind at 2000 metres: Westerly 40 km/h.

Freezing level: Above 3000 metres.

Sun Oct 21

Partly cloudy. An afternoon shower or two about the foothills.

Wind at 1000 metres: Light.

Wind at 2000 metres: Light.

Freezing level: Above 3000 metres.

Mon Oct 22

Partly cloudy. Light winds.

Tue Oct 23

Fine, apart from morning cloud. Northwesterlies developing.


Westland Forecast

Issued at: 5:07pm 19 Oct

SATURDAY

20 OCT

Cloudy, with patchy drizzle morning and evening. Light winds.

SUNDAY

21 OCT

Cloudy periods and isolated showers. Southwesterlies.

MONDAY

22 OCT

Fine, apart from morning cloud. Southwesterlies dying out.

TUESDAY

23 OCT

Cloudy periods. Light winds.

WEDNESDAY

24 OCT

Rain developing, heavy later. Northeasterlies developing.


Southern Lakes

Tomorrow

Issued at 11:50am Friday 19 Oct

High cloud and a light morning shower or two, mainly about the headwaters, then becoming fine.

Wind at 1000 metres: Northwest 50 km/h.

Wind at 2000 metres: Northwest rising to gale 70 km/h in the morning then easing to 55 km/h at night.

Freezing level: Above 3000 metres.

Sun Oct 21

High cloud.

Wind at 1000 metres: Light.

Wind at 2000 metres: Westerly 50 km/h easing to 30 km/h in the afternoon, then gradually dying out.

Freezing level: Above 3000 metres.

Mon Oct 22

Fine, apart from morning cloud. Light winds.

Tue Oct 23

Fine, apart from morning cloud. Strengthening northwesterlies.


Mt Aspiring National Park

Tomorrow - Saturday 20 October

Issued at: 2:06pm Friday 19 Oct

Windy

Mostly cloudy with a few showers. Northwesterlies, gale in exposed places, easing in the afternoon.

Freezing level 3000m

Sunday 21 October

Few showers

Cloudy with a few showers

Freezing level 3200m

Monday 22 October

Partly cloudy

Cloud clearing and becoming fine. Westerlies dying out.

Freezing level  3400 metres.

Tuesday 23 October

Partly cloudy

Cloudy periods. Northerlies developing.

Freezing level  3200 metres.


Fiordland National Park

Tomorrow - Saturday 20 October

Issued at: 2:06pm Friday 19 Oct

Windy

Drizzle, turning to rain during the morning, then becoming confined to the fiords. Gale northwesterlies, easing at night.

Freezing level 2200m

Sunday 21 October

Showers

Rain, easing to a few showers by afternoon, then returning at night.

Freezing level 3300m

Monday 22 October

Showers

Rain, clearing evening. Westerlies, strong in the south, gradually easing.

Freezing level  Above 3000 metres.

Tuesday 23 October

Windy

Cloudy periods. Northerlies developing, gale in the south later.

Freezing level  Above 3000 metres.


Southland Forecast

Issued at: 5:07pm 19 Oct

SATURDAY

20 OCT

High cloud, with a few spots of morning rain. Becoming fine on the mainland in the afternoon but rain remaining about Stewart Island. Northwesterlies,strong in exposed places.

SUNDAY

21 OCT

Partly cloudy. Scattered rain at night. Northwesterlies easing.

MONDAY

22 OCT

Scattered rain, clearing evening. Southwesterlies dying out.

TUESDAY

23 OCT

Cloudy periods. Light winds.

WEDNESDAY

24 OCT

Partly cloudy. Scattered rain developing. Northerlies turn southerly later.


Foveaux

Valid to Midnight Saturday 20 Oct

Issued at 4:42pm Friday 19 Oct

Forecast:

Northwest 25 knots. Sea rough. Southwest swell 2 metres. Fair visibility in rain developing Saturday morning.

Three Day Outlook:

Northwest 25 knots with rough sea, easing Monday variable 10 knots. Developing Tuesday northerly 15 knots. Moderate southwest swell at times.

Our base operators transmit the latest forecast daily at 8.30am and 7.30pm