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Porter Heights 7-Day Snow Forecast - 21st September 2026

Porter Heights Snow Forecast - 7 day

ECMWF IFS
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Updated 21 September 2026 12:41 NZST

7-Day Snow Forecast for Porter Heights

1-week from 21 September.

For Forecast detail, see below.

Porter Heights 7-Day Snow Forecast Highlights

When will there be fresh snow in Porter Heights?

Porter Heights Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (1,640m)
Next Snow Expected22 September
Next Snow Amount4cm
Next 48 Hours4cm
Next 7 Days13cm

7-Day Snow Outlook for Porter Heights

 
Snowfall

 
Snow Line

Max 12℃
Min -7℃

17cm New Snow

Snow Line from 1,669m to resort level (1,300m).

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Porter Heights Medium-Range (7-Day) Snow Forecast Detail

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

Max 12℃
Min 3℃

Valley temperatures from an overnight low of 3℃ to daytime highs around 12℃

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

ClearMixedSnowSnow

Clear sky, clear spells, snow showers later.

Forecast times for Porter Heights are in Auckland (Pacific/Auckland) time zone.

Max 8℃
Min -2℃

Freeze-thaw conditions, with valley temperatures cooling to -2℃ and rising to 8℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Tue
22

3cm to 5cm New Snow

ClearSnowClearClear

Clear sky, snow showers, clear sky later.

Snow falling to resort level (1,300m).

Forecast times for Porter Heights are in Auckland (Pacific/Auckland) time zone.

Max 2℃
Min -5℃

Freeze-thaw conditions, with valley temperatures cooling to -5℃ and rising to 2℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
23

Snow unlikely

SnowClearClearClear

Snow showers early, then clear sky later.

Forecast times for Porter Heights are in Auckland (Pacific/Auckland) time zone.

Max 7℃
Min -7℃

Freeze-thaw conditions, with valley temperatures cooling to -7℃ and rising to 7℃

Temperature at BaseTemp at Base

Thu
24

Snow unlikely

ClearFairCloudLight Snow

Clear sky first, fair then cloudy, light snow later.

Forecast times for Porter Heights are in Auckland (Pacific/Auckland) time zone.

Max 4℃
Min -4℃

Freeze-thaw conditions, with valley temperatures cooling to -4℃ and rising to 4℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Fri
25

up to 2cm New Snow

Lt DrizzleLight SnowCloudMixed

Light drizzle first, light snow then cloudy, clear spells later.

Snow Line from 1,669m to resort level (1,300m).

Forecast times for Porter Heights are in Auckland (Pacific/Auckland) time zone.

Max 9℃
Min -2℃

Freeze-thaw conditions, with valley temperatures cooling to -2℃ and rising to 9℃

Temperature at BaseTemp at Base

Sat
26

Snow unlikely

MixedFairCloudSnow

Clear spells first, fair then cloudy, snow showers later.

Forecast times for Porter Heights are in Auckland (Pacific/Auckland) time zone.

Max 3℃
Min -5℃

Freeze-thaw conditions, with valley temperatures cooling to -5℃ and rising to 3℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sun
27

10cm to 13cm New Snow

Light SnowLight SnowMixedMixed

Light snow early, then clear spells later.

Snow falling to resort level (1,300m).

Forecast times for Porter Heights are in Auckland (Pacific/Auckland) time zone.

This Snow Forecast for Porter Heights, New Zealand gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Porter Heights, on any given piste or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Porter Heights Snow Forecast updated at 12:41 NZST, next update expected 18:00 NZST.

Snow Reliability

Porter Heights typically enjoys reliable snow conditions, with an average snowfall of 3 meters annually. Snow depths can reach up to 2 meters during peak season, so check J2Ski for the latest snow information.