Mountain Radio

Latest South Island Weather Forecast

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


Situation Statement

Issued: 9:42am Tuesday 19 Mar

A slow-moving ridge of high pressure covers New Zealand for the next couple of days.


Short Forecast

Issued: 1:07pm Tuesday 19 Mar

Valid to: Midnight Wednesday 20 Mar 2019

Marlborough, Nelson, Buller, Westland, Canterbury High Country and Central Otago

Areas of morning and evening cloud, otherwise fine apart from isolated afternoon and evening showers about the ranges.

Canterbury Plains, Southland and the remainder of Otago

Cloudy with patchy drizzle morning and night, but afternoon fine breaks.

Fiordland

Mainly fine.


Extended Brief Forecast

Issued: 11:13am Tuesday 19 Mar

Thursday

South Island, Cloudy periods, with isolated afternoon and evening showers about the Divide and in Westland and Buller.

Friday

South Island, Cloud morning and night, but a fine afternoon with isolated showers about the Divide. However, cloud increasing with isolated showers in Fiordland.

Saturday

South Island, Cloud morning and night, but fine in the afternoon with isolated afternoon showers. Few showers developing about Fiordland later.


Brief Mountain Forecast

Issued at 12:18pm Tuesday 19

Valid to Midnight Wednesday 20

South Island

Low cloud or fog in valleys morning and night. Otherwise fine, apart from isolated showers during the afternoon and early evening, which could be heavy about Nelson Lakes and Kahurangi National Park. Light winds.

Freezing Level: About 3600 metres.


Extended Mountain Forecast

Issued at: 1:03pm Tuesday 19

South Island

Thursday:

Morning cloud, then becoming fine. However, cloudy periods linger in Fiordland. Isolated afternoon showers about the Divide. Light winds, but northerlies about Fiordland.

Freezing Level: Above 3500 metres.

Friday:

Cloud increasing with isolated showers about Fiordland. Elsewhere, morning cloud, then fine. Isolated afternoon showers about the Divide. Light winds, but northerlies strengthening about the Fiordland.

Freezing Level: Above 3500 metres.

Saturday:

Few showers developing about Fiordland. Elsewhere, cloud morning and night,a fine afternoon. Northerlies developing,becoming strong about Fiordland later.

Freezing Level: Above 3500 metres.


Nelson Lakes National Park

Tomorrow - Wednesday 20 March

Issued at: 11:37am Tuesday 19

Few showers

Cloudy periods, isolated afternoon and evening showers, some possibly heavy.

Freezing level 3500m

Thursday 21 March

Few showers

Fine spells, isolated afternoon showers.

Freezing level 3500m

Friday 22 March

Partly cloudy

Mainly fine, apart from high cloud. Light winds.

Freezing level  Above 3000 metres.

Saturday 23 March

Partly cloudy

Mainly fine, chance afternoon shower. Light winds.

Freezing level  Above 3000 metres.


Canterbury High Country

Tomorrow

Issued at 11:08am Tuesday 19

Areas of morning low cloud or fog clearing to fine. However, isolated afternoon and evening showers about the Divide, some possibly heavy in the north.

Wind at 1000 metres: Light.

Wind at 2000 metres: Light.

Freezing level: Above 3500 metres.

Thu Mar 21

Areas of morning low cloud or fog clearing to fine. However, isolated afternoon and evening showers about the Divide.

Wind at 1000 metres: Light.

Wind at 2000 metres: Light.

Freezing level: Above 3500 metres.

Fri Mar 22

Areas of morning cloud, then fine apart from isolated afternoon showers. Light winds.

Sat Mar 23

Areas of cloud morning and night, otherwise fine. Light winds.


Westland Forecast

Issued at: 1:21pm 19 Mar

WEDNESDAY

20 MAR

Areas of morning cloud clearing to fine. However, isolated afternoon and evening showers about the ranges. Cloud returning at night. Light winds.

THURSDAY

21 MAR

Cloudy periods. Isolated afternoon and evening showers about the ranges. Light winds.

FRIDAY

22 MAR

Fine with high cloud. Winds mainly light.

SATURDAY

23 MAR

Cloud morning and night, otherwise fine. Light winds, tending northerly later.

SUNDAY

24 MAR

Becoming cloudy, with scattered showers developing in the south. Northerlies.


Southern Lakes

Tomorrow

Issued at 11:08am Tuesday 19

Fine, apart from areas of morning low cloud or fog, and possible afternoon showers.

Wind at 1000 metres: Light.

Wind at 2000 metres: Light.

Freezing level: Above 3000 metres.

Thu Mar 21

Fine, apart from areas of morning low cloud or fog.

Wind at 1000 metres: Light.

Wind at 2000 metres: Light.

Freezing level: Above 3000 metres.

Fri Mar 22

Morning cloud, then fine. Light winds.

Sat Mar 23

Increasing high cloud. Northerlies developing.


Mt Aspiring National Park

Tomorrow - Wednesday 20 March

Issued at: 11:37am Tuesday

Partly cloudy

Cloudy periods, chance afternoon showers.

Freezing level 3600m

Thursday 21 March

Partly cloudy

Cloudy periods.

Freezing level 3800m

Friday 22 March

Few showers

High cloud, isolated afternoon showers. Northwesterlies.

Freezing level  About 3500 metres.

Saturday 23 March

Cloudy

Cloud morning and night, but afternoon fine breaks. Northwesterlies.

Freezing level  About 3500 metres.


Fiordland National Park

Tomorrow - Wednesday 20 March

Issued at: 11:37am Tuesday 19

Partly cloudy

Mainly fine, but areas of morning and evening low cloud.

Freezing level 3600m

Thursday 21 March

Partly cloudy

Cloudy periods.

Freezing level 3600m

Friday 22 March

Few showers

Cloudy periods, isolated showers. Northwesterlies, strengthening later.

Freezing level  Above 3000 metres.

Saturday 23 March

Cloudy

Cloud increasing, few showers later. Northwesterlies becoming strong or gale later.

Freezing level  Above 3000 metres.


Southland Forecast

Issued at: 1:21pm 19 Mar

TUESDAY

19 MAR

Cloudy, but afternoon fine breaks. Easterlies, fresh about Stewart Island, dying away this evening.

WEDNESDAY

20 MAR

About the mainland, fine apart from areas of low cloud or fog morning and night. About Stewart Island, low cloud with patchy drizzle. Light winds.

THURSDAY

21 MAR

Mostly cloudy. Occasional rain developing about Stewart Island in the morning. Light winds.

FRIDAY

22 MAR

Cloudy periods, retreating to the coast in the afternoon. Northerly breezes developing.

SATURDAY

23 MAR

Thickening high cloud. Few showers later about Stewart Island. Northerlies.

SUNDAY

24 MAR

Cloudy, scattered rain developing. Northerlies.


Foveaux

Valid to Midnight Wednesday 20

Issued at 4:42pm Tuesday 19

Forecast:

Easterly 15 knots, easing to variable 10 knots this evening. Sea slight. Southwest swell offshore, 2 metres. Fair visibility in patchy drizzle Wednesday morning.

Three Day Outlook:

Developing Thursday morning northerly 15 knots. Moderate southwest swell, easing for a time Friday.


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