Mountain Radio

Latest South Island Weather Forecast

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


Situation Statement

Issued: 10:06am Tuesday

A ridge of high pressure builds over New Zealand from the west.


Short Forecast

Issued: 2:21pm Tuesday

Valid to: Midnight Wednesday

The South Island

Mainly fine, but showers developing from Buller to Fiordland tomorrow morning, then turning to rain in Fiordland tomorrow evening.


Extended Brief Forecast

Issued: 11:00am Tuesday

Thursday

South Island, a few showers in the west, turning to rain in Fiordland. Fine with high cloud elsewhere.

Friday

South Island, periods of rain in the west, possibly heavy in Fiordland. Scattered rain in the far south. Fine with high cloud elsewhere.

Saturday

South Island, periods of rain in the west and far south, possibly heavy in Fiordland and Westland. Scattered rain in the far south.Fine with high cloud elsewhere.


Brief Mountain Forecast

Issued at 12:55pm Tuesday

Valid to Midnight Wednesday

South Island

Kahurangi National Park:

Fine, but scattered showers in the north and west, spreading elsewhere tonight.

Kaikoura ranges:

Fine.

The Southern Alps:

Fine, but cloud developing about western slopes this evening and a few showers from late tomorrow morning.

Fiordland National Park:

Cloud increasing and a few showers developing about the fiords this evening. Showers turning to rain tomorrow and spreading throughout.

WINDS: Northwesterlies developing this evening, rising to gale about Fiordland National Park tomorrow afternoon.

Freezing Level: About 1500 metres, rising to 2000 metres in the east tomorrow evening.


Extended Mountain Forecast

Issued at: 12:35pm Tuesday

South Island

Thursday:

Rain in Fiordland, a few showers in the west, snow down to 1300 metres at first. Mainly fine in the east and north. Northwesterlies, becoming strong or gale in the south.

Freezing Level: 1600 metres in the west, 2000 metres in the east.

Friday:

Periods of rain in the west, south of about Mount Cook, occasional showers furher north, with snow down to 1400 metres. High cloud in the east. Strong or gale northwesterlies, easing later.

Freezing Level: 1600 metres in the west, 2000 metres in the east.

Saturday:

Periods of rain, heavy falls possible about and west of the Divide, but clearing in Fiordland. Snow down to 1500 metres. Northwesterly becoming strong or gale.

Freezing Level: 2000 metres, but 1600 metres in fiordland.


Nelson Lakes National Park

Tomorrow - Wednesday

Issued at: 10:59am Tuesday

Cloudy periods.

Freezing level 1700m

Thursday

Cloudy periods.

Freezing level 1500m

Friday

Cloudy periods, chance late showers. Northwesterlies becoming strong or gale.

Freezing level  Rising to 2000 metres.

Saturday

Cloudy periods. Strong or gale northwesterlies.

Freezing level  About 2000 metres.


Canterbury High Country

Tomorrow

Issued at 10:37am Tuesday

Areas of morning fog and frosts, otherwise fine.

Wind at 1000 metres: Light winds.

Wind at 2000 metres: Light winds.

Freezing level: About 1400 metres.

Thu Aug 24

Mainly fine, a few showers developing about the Divide with snow flurries down to 1500 metres.

Wind at 1000 metres: Northwesterlies 50 km/h developing.

Wind at 2000 metres: Northwesterlies 50 km/h developing.

Freezing level: 1800 metres.

Fri Aug 25

High cloud at times, a few showers about the Divide with snow flurries down to 1500 metres. Northwesterlies strengthening.

Sat Aug 26

Rain developing about the Divide with heavy falls possible, and scattered rain spreading further east. Snow down to 1500 metres. Northwesterlies. rising to gale.


Westland Forecast

Issued at: 9:30am 22 Aug

WEDNESDAY

Gradually clouding over, with a few showers spreading onshore from late morning. Light winds, with northwesterlies developing evening in the south.

THURSDAY

Often cloudy with a few showers, more persistent in the south from afternoon. Northeasterlies developing in the morning.

FRIDAY

Periods of rain about and south of Hokitika, a few showers elsewhere. Northerlies.

SATURDAY

Rain, heavy falls possible in the south. Northerlies.

SUNDAY

Rain, heavy falls possible in the south. Northerlies.


Southern Lakes

Tomorrow

Issued at 10:37am Tuesday

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

Wind at 1000 metres: Light winds.

Wind at 2000 metres: Northwest rising to 30 km/h.

Freezing level: About 1400 metres.

Thu Aug 24

Mainly fine, high cloud developing.

Wind at 1000 metres: Northerly rising to 50 km/h.

Wind at 2000 metres: Northerly rising to gale 70 km/h.

Freezing level: About 1600 metres.

Fri Aug 25

Rain developing about the headwaters, scattered rain further east. Snow down to 1200 metres. Strong or gale northwesterlies easing.

Sat Aug 26

Rain, possibly heavy about the headwaters. Scattered rain at times elsewhere. Snow down to 1200 metres. Northwesterlies becoming strong or gale.


Mt Aspiring National Park

Tomorrow - Wednesday

Issued at: 10:59am Tuesday

Cloudy periods with a few showers.

Freezing level 1400m

Thursday

Showers, falling as snow down to about 1100 metres. Northwesterlies, rising to gale in exposed places in the afternoon.

Freezing level 1400m

Friday

Rain, heavy falls possible, with snow down to 1200 metres. Strong or gale northwesterlies.

Freezing level  1600 metres.

Saturday

Rain, heavy falls possible, with snow down to 1200 metres. Northerlies rising to gale or severe gale.

Freezing level  Rising to 2000 metres for a time.


Fiordland National Park

Tomorrow - Wednesday

Issued at: 10:59am Tuesday

Showers, mainly about the fiords, with snow down to about 1200 metres. Northwesterlies gradually rising to gale in the evening.

Freezing level 1400m

Thursday

Showers turning to rain in the afternoon, with heavy falls possible and snow down to about 1200 metres. Northwesterly gale, easing for a time in the morning.

Freezing level 1500m

Friday

Rain, heavy falls possible, with snow down to 1200 metres. Strong or gale northwesterlies.

Freezing level  1600 metres.

Saturday

Rain, heavy falls possible, with snow down to 1200 metres. Northwesterlies, rising to gale or severe gale for a time.

Freezing level  1600 metres.


Southland Forecast

Issued at: 9:30am 22 Aug

WEDNESDAY

Areas of morning fog and frosts inland, then fine with high cloud. A few showers developing about the south coast in the evening, turning to rain about Stewart Island. Northerly breezes.

THURSDAY

Cloud thickening, with scattered rain about Stewart Island,spreading elsewhere in the afternoon. Northerlies.

FRIDAY

High cloud with scattered rain. Northerlies dying out.

SATURDAY

Cloudy periods, a few spots of rain. Northerlies changing westerly.

SUNDAY

Cloudy periods, scattered morning rain. Westerlies.


Foveaux

Valid to Midnight Wednesday

Issued at 12:09pm Tuesday

Forecast:

Northwest 15 knots, rising to 25 knots south of Shelter Point late this evening. Sea becoming rough in the south. Southwest swell rising to 4 metres offshore. Southeast swell 1 metre developing.

Three Day Outlook:

Northerly 20 knots. Heavy southwest swell offshore, easing Thursday.

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