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Niseko 7-Day Snow Forecast - 20th March 2026

Niseko Snow Forecast - 7 day

ECMWF IFS
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JMA

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Updated 21 March 2026 05:40 NZDT

7-Day Snow Forecast for Niseko

1-week from 20 March.

For Forecast detail, see below.

Niseko 7-Day Snow Forecast Highlights

When will there be fresh snow in Niseko?

Niseko Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (804m)
Next Snow Expected20 March
Next Snow Amount3cm
Next 48 Hours14cm
Next 7 Days15cm

7-Day Snow Outlook for Niseko

 
Snowfall

 
Snow Line

Max 8℃
Min -6℃

15cm New Snow

Snow Line from 977m to resort level (300m).

Powder Alert!

Powder Alarm issued 21 March 2026 05:44 NZDT

Powder Possible :- 14cm of Fresh Snow is forecast for Niseko over the next 2 days.

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Niseko 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 3℃
Min -1℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ and rising to 3℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Fri
20

3cm New Snow

ClearFairHvy SnowSnow

Clear sky first, fair then heavy snow, patchy heavy snow later.

Snow falling to resort level (300m).

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 0℃
Min -3℃

Below freezing at all levels, with valley temperatures as low as -3℃ and not getting above 0℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sat
21

11cm New Snow

ClearFairFairFair

Clear sky early, then fair later.

Snow falling to resort level (300m).

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 8℃
Min -4℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -4℃ and rising to 8℃

Temperature at BaseTemp at Base

Sun
22

Snow unlikely

ClearFairClearFair

Clear sky first, fair then clear sky, fair later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 8℃
Min -1℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ and rising to 8℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Mon
23

up to 1cm New Snow

FairLight SnowLt Snow ShwrsMixed

Fair first, light snow at altitude then light snow showers at altitude, clear spells later.

Snow Line from 977m to 362m, with rain below.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 3℃
Min -4℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -4℃ and rising to 3℃

Temperature at BaseTemp at Base

Tue
24

Snow unlikely

MixedFairMixedFair

Clear spells first, fair then clear spells, fair later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 5℃
Min -6℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -6℃ and rising to 5℃

Temperature at BaseTemp at Base

Wed
25

Snow unlikely

FairFairMixedMixed

Fair early, then clear spells later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

Max 7℃
Min -2℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ and rising to 7℃

Temperature at BaseTemp at Base

Thu
26

Snow unlikely

FairFairMixedMixed

Fair early, then clear spells later.

Forecast times for Niseko are in Tokyo (Asia/Tokyo) time zone.

This Snow Forecast for Niseko, Japan 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 Niseko, 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.

Niseko Snow Forecast updated at 05:40 NZDT, next update expected 08:00 NZDT.

Snow Forecast near Niseko

Snow Forecasts for Ski Resorts near Niseko
Ski Area 48 Hr 7 DayFrSaSuMoTuWeTh
Niseko Annupuri12cm 14cm
Kiroro16cm 16cm
Niseko Grand Hirafu14cm 15cm
Niseko Kokusai Moiwa14cm 15cm
Niseko Village/Higashiyama14cm 15cm
Niseko Hanazono11cm 11cm
Rusutsu9cm 9cm

Snow Reliability

Niseko is famous for its reliable snowfall, often receiving over 15 meters each season and maintaining excellent snow depth. To ensure you have the latest snow conditions, check J2Ski for up-to-date information on snow quality and weather forecasts.