Niseko Grand Hirafu Snow Forecast - 7 day
Updated 20 March 2026 22:43 GMT
7-Day Snow Forecast for Niseko Grand Hirafu
1-week from 21 March.
For Forecast detail, see below.
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Niseko Grand Hirafu 7-Day Snow Forecast Highlights
When will there be fresh snow in Niseko Grand Hirafu?
| Next Snow Expected | 21 March |
|---|---|
| Next Snow Amount | 11cm 4in |
| Next 48 Hours | 11cm 4in |
| Next 7 Days | 12cm 5in |
7-Day Snow Outlook for Niseko Grand Hirafu
Snowfall
Snow Line
Max 8℃ 46°F
Min -5℃ 23°F
13cm 5in New Snow
Snow Line from 962m 3,156ft to resort level ( 300m 984ft ).
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Powder Alert!
Powder Alarm issued 21 March 2026 01:43 GMT
Powder Possible :- 11cm 4in of Fresh Snow is forecast for Niseko Grand Hirafu over the next 2 days.
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Niseko Grand Hirafu 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 0℃ 31°F
Min -3℃ 26°F
Below freezing at all levels, with valley temperatures as low as -3℃ 26°F and not getting above 0℃ 31°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sat
21
11cm 4in New Snow
Clear sky first, fair then clear sky, fair later.
Snow falling to resort level ( 300m 984ft ).
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 8℃ 45°F
Min -4℃ 25°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -4℃ 25°F and rising to 8℃ 45°F
Temperature at BaseTemp at Base
Sun
22
Snow unlikely
Fair early, then cloudy later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 8℃ 46°F
Min -2℃ 28°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ 28°F and rising to 8℃ 46°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
23
up to 1cm New Snow
Fair first, light drizzle then clear sky, fair later.
Snow Line from 962m 3,156ft to 608m 1,995ft , with rain below.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 3℃ 37°F
Min -4℃ 25°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -4℃ 25°F and rising to 3℃ 37°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Tue
24
Snow unlikely
Clear spells first, fair then light snow, clear spells later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 5℃ 41°F
Min -5℃ 23°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -5℃ 23°F and rising to 5℃ 41°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
25
Snow unlikely
Clear sky first, fair then clear spells, fair later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 8℃ 46°F
Min -2℃ 29°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ 29°F and rising to 8℃ 46°F
Temperature at BaseTemp at Base
Thu
26
Snow unlikely
Clear sky, clear spells, light snow later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 6℃ 43°F
Min 0℃ 32°F
Valley temperatures from an overnight low of 0℃ 32°F to daytime highs around 6℃ 43°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Fri
27
Snow unlikely
Clear spells first, fair then clear spells, cloudy later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
This Snow Forecast for Niseko Grand Hirafu, 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 Grand Hirafu, 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 Grand Hirafu Snow Forecast updated at 22:43 GMT, next update expected imminently.
Snow Forecast near Niseko Grand Hirafu
| Ski Area | 48 Hr | 7 Day | Sa | Su | Mo | Tu | We | Th | Fr |
|---|---|---|---|---|---|---|---|---|---|
| Kiroro | 14cm 6in | 15cm 6in | |||||||
| Niseko Annupuri | 14cm 5in | 14cm 6in | |||||||
| Niseko | 12cm 5in | 13cm 5in | |||||||
| Niseko Village/Higashiyama | 12cm 5in | 13cm 5in | |||||||
| Niseko Kokusai Moiwa | 11cm 4in | 12cm 5in | |||||||
| Niseko Hanazono | 11cm 4in | 11cm 4in | |||||||
| Rusutsu | 9cm 4in | 10cm 4in |
Snow Reliability
Niseko Grand Hirafu enjoys exceptional snow reliability, with an average snowfall of over 15 meters each season. Snow depths typically range from 1 to 3 meters, encouraging skiers to check J2Ski for the latest snow reports.







