Mountain Radio

Latest South Island Weather Forecast

This forecast was transmitted by ZKIB BASE this morning on our 8.30am voice call  to all of our field sets located in the South Island and Stewart Island.


Situation Statement

Issued: 12:18am Wednesday 14 Nov

A ridge of high pressure covers most of Aotearoa New Zealand through to Thursday.


Short Forecast

Issued: 1:58am Wednesday 14 Nov

Valid to: Midnight Wednesday 14 Nov South Island

Fine, apart from some areas of cloud morning and night. However, becoming mostly cloudy in Fiordland this morning and patchy drizzle developing.


Extended Brief Forecast

Issued: 11:40pm Tuesday 13 Nov

Thursday

South Island, fine for most, but drizzle in Fiordland turning to rain, and cloud increasing in Otago and Southland.

Friday

South Island, rain in the southwest and isolated showers developing in Westland, Canterbury and Otago. Dry further north.

Saturday

South Island, rain spreading north, heavy in the west. Remaining dry in Nelson and Marlborough.


Brief Mountain Forecast

Issued at 3:41am Wednesday 14 Nov  

Valid to Midnight Wednesday 14 Nov

South Island

Fiordland National Park:

Cloud increasing this morning and patchy drizzle developing.

Remaining areas:

Fine, apart from valley low cloud or fog morning and night.

WINDS:

Winds mainly light in the north. Northwesterlies developing south of Arthurs Pass, becoming strong about Fiordland this evening.

Freezing Level: About 3000 metres.


Extended Mountain Forecast

Issued at: 3:46am Wednesday 14 Nov

South Island

Thursday:

Cloud gradually increasing during the day, with showers in Fiordland turning to rain in the evening. Northwesterlies becoming strong.

Freezing Level: Above 3000 metres, lowering to 2600 metres in fiordland.

Friday:

Rain in Fiordland, isolated showers developing further north, but remaining dry about Nelson Lakes and Kahurangi National Parks and the Kaikoura ranges. Strong or gale northwesterlies.

Freezing Level: Above 3000 metres in the north sloping to 2500 metres in the south.

Saturday:

Rain with heavy falls spreading north, easing in the south later. However, remaining dry about the Kaikoura ranges. Gale northwesterlies changing strong southwest in the south.

Freezing Level: Lowering to 2800 metres in the north and to 1500 metres in the far south.


Nelson Lakes National Park

Today - Wednesday 14 November

Issued at: 10:44pm Tuesday 13 Nov

Partly cloudy

Areas of morning low cloud, otherwise fine.

Freezing level 3100m

Tomorrow - Thursday 15 November

Fine

Freezing level 3300m

Friday 16 November

Partly cloudy

Partly cloudy. Westerlies.

Saturday 17 November

Few showers

Becoming cloudy and showers developing. Westerlies becoming strong.

Freezing level  Lowering to 2800 metres.

Sunday 18 November 2018

Rain

Showers turning to rain.Strong westerlies changing southerly.

Freezing level  Lowering to 2200 metres.


Canterbury High Country

Today

Issued at 10:53pm Tuesday 13 Nov

Areas of morning cloud, otherwise fine.

Wind at 1000 metres: Light.

Wind at 2000 metres: Northwest 30 km/h.

Freezing level: Above 3000 metres.

Tomorrow

Fine, with variable high cloud from afternoon.

Wind at 1000 metres: Northwest 30 km/h.

Wind at 2000 metres: Northwest 40 km/h.

Freezing level: Above 3000 metres.

Fri Nov 16

Cloud increasing with a few showers developing. Showers clearing later. Northwesterlies.

Sat Nov 17

Rain spreading north, with some heavy falls possible later. Northwesterlies strengthening.

Sun Nov 18

Rain easing to a few showers, clearing later. Early southerly change, easing later.


Westland Forecast

Issued at: 3:25am 14 Nov

WEDNESDAY

14 NOV

Fine, apart from some areas of morning cloud. Light winds.

THURSDAY

15 NOV

Fine, some evening cloud. Light winds.

FRIDAY

16 NOV

Cloudy periods increasing, with showers developing south of the Glaciers in the afternoon. Northeasterlies.

SATURDAY

17 NOV

Rain spreading north with heavy falls. Northerlies changing southwest overnight.

SUNDAY

18 NOV

Rain clearing. Winds turning southeast then dying out.

MONDAY

19 NOV

Showers with light winds.


Southern Lakes

Today

Issued at 10:53pm Tuesday 13 Nov

Fine apart from areas of morning and evening cloud.

Wind at 1000 metres: Northwest 30 km/h developing in the afternoon.

Wind at 2000 metres: Westerly 40 km/h.

Freezing level: Above 3000 metres.

Tomorrow

High cloud increasing throughout the day.

Wind at 1000 metres: Northwest 35 km/h.

Wind at 2000 metres: Northwest 40 km/h rising to 60 km/h at night.

Freezing level: 3000 metres.

Fri Nov 16

Cloud increasing. Northwesterlies.

Sat Nov 17

Rain developing, possibly heavy for a time about the headwaters. Southwest change.

Sun Nov 18

Showers clearing. Winds turning southeast then easing.


Mt Aspiring National Park

Today - Wednesday 14 November

Issued at: 10:44pm Tuesday 13 Nov

Partly cloudy

Fine apart from areas of morning and evening cloud

Freezing level 3100m

Tomorrow - Thursday 15 November

Windy

Cloud increasing during the day. Northwesterlies, rising to gale in exposed places in the afternoon.

Freezing level 3000m

Friday 16 November

Windy

Cloudy with drizzle. Gale northwesterlies.

Saturday 17 November

Windy

Heavy rain, with snow to 1900 metres, easing. Gale northwesterlies easing later.

Freezing level  2400 metres.

Sunday 18 November

Few showers

Early showers, then fine. Winds turning southeast and dying out.

Freezing level  Lowering to 1800 metres.


Fiordland National Park

Today - Wednesday 14 November

Issued at: 10:44pm Tuesday 13 Nov

Few showers

Cloudy periods. A few showers about the fiords. Northwesterlies, rising to gale in exposed places from late evening.

Freezing level 3000m

Tomorrow - Thursday 15 November

Windy

Cloudy. Rain developing about the fiords in the morning, spreading elsewhere in the evening. Gale northwesterlies, but severe gale in exposed places.

Freezing level 2400m

Friday 16 November

Windy

Rain, with snow to 2000 metres. Gale northerlies.

Saturday 17 November

Windy

Heavy rain, with snow lowering to 1200 metres in the south, easing. Gale or severe gale northwesterlies changing lighter southwesterlies.

Freezing level  2200 metres in the north, lowering to 1500 metres in the south.

Sunday 18 November

Few showers

Few showers clearing. Snow to 1000 metres in the south. Winds turning southerly and easing.

Freezing level  Lowering to 2000 metres, but to 1200 metres in the south.


Southland Forecast

Issued at: 6:31am 14 Nov

WEDNESDAY

14 NOV

A fine and warm day with variable high cloud. Northwesterly breezes.

THURSDAY

15 NOV

Cloud increasing. Showers developing about Stewart Island in the evening, spreading elsewhere overnight. Northwesterlies.

FRIDAY

16 NOV

Rain becoming scattered. Winds turning northeast.

SATURDAY

17 NOV

Rain, easing to a few showers later. Southwest change,

SUNDAY

18 NOV

Occasional showers. Southwesterlies easing.

MONDAY

19 NOV

Showers with light winds.


Foveaux

Valid to Midnight Wednesday 14 Nov

Issued at 4:42am Wednesday 14 Nov

Forecast:

Northwest 15 knots, rising to northwest 25 knots west of Slope Point this afternoon. Sea becoming rough in the west. Southwest swell 2 metres, easing. Northeast swell 1 metre developing offshore.

Three Day Outlook:

Changing Thursday evening southwest 15 knots everywhere, then becoming Friday northeast 15 knots. Changing Saturday southwest 25 knots. Sea rough at times. Moderate southwest swell developing Friday.


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